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WO2008110573A1 - Dispositif de bain de flottage et procédé de fabrication de verre plat - Google Patents

Dispositif de bain de flottage et procédé de fabrication de verre plat Download PDF

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Publication number
WO2008110573A1
WO2008110573A1 PCT/EP2008/052946 EP2008052946W WO2008110573A1 WO 2008110573 A1 WO2008110573 A1 WO 2008110573A1 EP 2008052946 W EP2008052946 W EP 2008052946W WO 2008110573 A1 WO2008110573 A1 WO 2008110573A1
Authority
WO
WIPO (PCT)
Prior art keywords
float bath
suction
slot
side wall
glass
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2008/052946
Other languages
German (de)
English (en)
Inventor
Katharina Mertens
Klaus Jochem
Günther Pflanzner
Andreas Langsdorf
Andreas Roters
Arnulf Fendel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schott AG
Original Assignee
Schott AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schott AG filed Critical Schott AG
Priority to KR1020097021385A priority Critical patent/KR101282551B1/ko
Priority to JP2009553132A priority patent/JP5415292B2/ja
Publication of WO2008110573A1 publication Critical patent/WO2008110573A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B18/00—Shaping glass in contact with the surface of a liquid
    • C03B18/02—Forming sheets
    • C03B18/20—Composition of the atmosphere above the float bath; Treating or purifying the atmosphere above the float bath
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Definitions

  • the invention also relates to a method for producing flat glass, in particular TFT glass, according to the preamble of claim 25.
  • liquid glass which is produced by means of a trough from the working trough, is allowed to flow onto a bath of molten metal, generally tin.
  • the flow rate of the glass is controlled by a movable slide, with its setting, among other things, the glass thickness is set.
  • the pouring lip As seen in the direction of flow of the glass behind the slide is the pouring lip, from which the molten glass flows continuously to the metal bath, where the glass melt is formed into a dimensionally stable glass ribbon and solidifies. Subsequently, the solidified glass ribbon is removed from the metal bath.
  • the float bath is located in a float bath enclosure, which is usually divided into 7 or 8 float bath sections, known as bays.
  • PDP plasma Display Panel
  • Field Emission Display (FED) TFT Thin Film Transistor (TFT), STN (Super Twisted Nematic) Liquid Crystal Display (LCD)
  • PALC Plasma Assisted Liquid Crystal Display
  • EL electro-luminescence displays
  • the layer thickness of the liquid-crystal layer or the thickness of the dielectric layer is exactly adhered to, so that no disturbing color distortions or similarity deviations occur, in particular for large dimensions of a screen. Since the layer thicknesses, currently about 30 microns, smaller and smaller and the screens are getting bigger, this condition is becoming increasingly important.
  • top bacons which are caused by deposits of Sn and SnO 2 particles on the glass ribbon when using a tin bath.
  • forming gas typically composition 12% H 2 , 88% N 2
  • the atmosphere above the float bath contains residual amounts of oxygen which penetrate into the tin bath and form SnO 2 particles there.
  • both tin and tin oxide evaporate and enriches the atmosphere, with the result that the tin and tin oxide particles can precipitate on the glass ribbon.
  • JP 50-3414 and JP 11-021137 Floatbadvoriquesen which have ventilation systems.
  • About the float bath roof forming gas from N 2 and H 2 is introduced into the interior of the Floatbadgeophuses, being set by suspended partitions a certain flow within the Floatbadgeophuses.
  • the introduced forming gas sets an overpressure in the interior.
  • Through vent pipes in the side walls, the gas atmosphere is discharged to the outside. Active suction devices are not described.
  • a float bath in which above the edge of the glass band are arranged horizontally extending tubes which have slot-shaped openings.
  • the forming gas is sucked off and introduced via the ceiling of the Floatbadvoriques in the interior of the float bath.
  • the glass ribbon is stretched and the edge of the glass band stabilized.
  • the object is achieved with a float bath device, which is characterized in that the suction opening is a slot opening extending in the horizontal direction.
  • the slot opening preferably extends in the float bath longitudinal direction, i. in the direction of the glass ribbon flow.
  • the slot opening extends parallel to the side wall and preferably parallel to the Floatbadober Design.
  • the slot opening has a minimum distance from the glass band edge in the horizontal direction.
  • metal-containing gases such as tin-containing gases.
  • the metal-containing gases spread in the entire Formiergasatmospstone. These gases or even reaction, condensation or sublimation of these gases reach in appreciable flow rates in particular in the Formiergasatmospreheat, which is located above the glass ribbon, and finally lead to the mentioned surface defects on the glass ribbon surface.
  • the advantage of the invention is that the Formiergasatmosphotre is preferably sucked from a large-scale, contiguous area immediately above the free surface of the molten metal. In this range, the concentration of vaporized metal-containing gases in the forming gas atmosphere is highest.
  • the metal-containing gases and the harmful particles formed from these gases from the Formiergasatmospreheat be removed more effectively and completely than with round suction tubes, which are arranged distributed over greater distances along the side walls of the Floatbadgephinuses.
  • the horizontal distance A 5 of the slot opening from the glass band edge is at least 30%, preferably at least 50%, in particular at least 75% of the respective distance A 4 of the glass band edge to the side wall.
  • the slot opening is arranged in the side wall.
  • At least one slot opening is arranged in at least two float bath sections, preferably in the two opposite side walls.
  • the flows are directed away from the glass ribbon and towards the slot opening. This will cause a transport of the vaporized, metal-containing gases and harmful particles from the Formiergas Suite with high concentrations of vaporized, metal-containing gases in the area above the glass ribbon task according largely prevented.
  • the slot openings are arranged at least in the first two Floatbadabitesen.
  • these are in particular the Floatbadabitese 1 and 2, optionally also Floatbadabites 3, the temperature of the float bath is highest, so there is the enrichment of the atmosphere with harmful particles is greatest.
  • suction through slit openings in the float bath sections the effectiveness of the decontamination of the atmosphere can be significantly increased.
  • At least two slot openings are arranged in the horizontal direction next to one another.
  • the distance between two slit openings should be minimized as far as possible and should be less than 10 cm, in order not to allow any dead spaces in which harmful particles can not be detected by the extraction system.
  • the slot openings extend a total of at least 50% of the length of a Floatbadabiteses. Preferably, the slot openings extend over at least 70%, more preferably over at least 80% of the length of the float bath section.
  • the slot openings extend for a total of at least 50% of the length of the entire float bath.
  • the slot openings extend over 70%, in particular over 80% of the length of the entire float bath.
  • Flat glass made in a float bath apparatus of the invention shows a significantly lower number of surface defects.
  • the number of surface defects per m 2 could be reduced on average from 30 - 50 top bacon / m 2 to 0 - 20 top bacon / m 2 .
  • the size of the surface defects decreases to a diameter below 25 ⁇ m.
  • the horizontal length of the slot opening is 30 cm to 150 cm.
  • the cross-sectional area of the slot opening is advantageously 20 to 40 cm 2 .
  • the vertical width of the slot opening may be in the range of 2 to 10 mm.
  • the slot opening should be arranged as close as possible to the metal bath surface in order to be able to extract as much of the particles as possible.
  • the lower edge of the slot opening is between 5 cm and 10 cm above the mirror of the float bath arranged (vertical distance A 3 ).
  • the suction line in the side wall on a slope from the inside out. This has the advantage that in the suction condensed particles drain to the outside and thus not contaminate the metal bath.
  • the suction line has a slot nozzle.
  • Slot nozzles essentially have a triangular shape in plan view.
  • the cross section tapers and merges into the cross section of the connected suction line.
  • the cross-section expands starting from the slot opening at the transition to the cross-section of the connected suction line.
  • the slot nozzle may be a separate component or may be integrally formed on the suction tube forming the suction line.
  • a slot-shaped nozzle can be arranged at a small distance above the Floatbadspiegel, so that opens the possibility to suck the gas atmosphere immediately above the float.
  • the angle a is the angle between the tapered side walls the slot nozzle in plan view and the angle ß of the angle between the side walls of the slot nozzle in the side view.
  • the slot nozzle is arranged in a side wall box.
  • the side wall box preferably has two shaped blocks, in particular of refractory material, which delimit at least the slot nozzle.
  • the slit nozzle is formed in this case in the mold bricks, wherein preferably the dividing line between the two shaped bricks passes through the slit nozzle.
  • a plurality of suction tubes are arranged distributed along the two side walls.
  • the suction power through the suction tubes is preferably individually adjustable via the corresponding suction means.
  • At least one suction tube is arranged in at least two sections (bays) of the float bath tub in the two opposite side walls.
  • the suction line has a suction pipe extending in the direction of the float bath mirror.
  • This embodiment is used in particular where the suction line is arranged in a side wall box, the type must be arranged conditionally at a greater distance to the metal bath surface.
  • the arrangement of a suction or multiple suction lines in the sidewall boxes allows quick replacement of the suction lines, for example, if smaller or larger cross-sections or a larger or smaller number of suction lines in the respective side wall area are needed. Such an adaptation may become necessary if, under certain circumstances, the temperature conditions within the float bath housing and thus the concentration of the particles should change.
  • the suction means is an injector pump.
  • the injector pump generates a vacuum at the outlet of the suction tube.
  • Injector pumps have two inputs and one output and consist in principle of two nested tubes, which are referred to as inner tube and outer tube.
  • the inner tube ends in the outer tube and has an outlet nozzle.
  • the suction fluid exits under the full line pressure from the outlet nozzle in the outer tube and thereby tears the fluid to be sucked, d.
  • a water jet pump works according to this principle.
  • the accuracy is ⁇ 5 m 3 (i.N) / h.
  • m 3 (i.N) is understood to mean a standard cubic meter which is defined in DIN 1343.
  • a standard cubic meter is the amount that one cubic meter of gas at a pressure from 1, 01325, a humidity of 0% (dry gas) and a temperature of 0 0 C corresponds.
  • the injector pump is operated with compressed air as a suction fluid.
  • the injector pump is preferably connected to at least one compressed air generator.
  • the compressed air generator may be connected to a control device for controlling the pressure of the compressed air or the compressed air generator has such a control device.
  • a control device for controlling the pressure of the compressed air is arranged between the injector pump and the compressed air generator.
  • a control device may be for example a compressed air valve.
  • a compressed air valve is arranged in front of each injector pump so that each injector pump can be adjusted individually.
  • One or more suction lines can be connected to an injector pump.
  • the group-wise arrangement of suction lines lends itself to when the suction power of each Floatbadabiteses should be set individually. If a plurality of suction lines are provided within a Floatbadabiteses to be sucked through the individually set gas quantities per unit time, preferably each suction is connected to a separate injector.
  • the control device is preferably connected to at least one temperature sensor, which is arranged in the interior of the float bath.
  • the corresponding temperature changes can thus directly via the control device in the relevant Absaug Anlagen be implemented, which is necessary to ensure optimal extraction of the particles.
  • the method for producing flat glass, in particular TFT glass provides that the Formiergasatmospreheat is sucked through slot openings.
  • the Formiergasatmospreheat is sucked in a horizontal distance A 5 from the edge of the glass ribbon, which is at least 30%, preferably at least 50%, in particular at least 75% of the horizontal distance between the edge of the glass ribbon and the side wall.
  • the Formiergasatmospreheat is preferably sucked at a distance A 3 between 5 cm and 10 cm above the free Floatbadober Design.
  • the Formiergasatmospreheat is sucked through at least one slot opening.
  • the Formiergasatmosphotre preferably at both sidewalls of the Floatbadgeophuses, over at least 50%, in particular at least 70%, particularly preferably sucked off over at least 80% of the Floatbadin.
  • Fig. 1 is a plan view of a float bath with glass ribbon
  • FIG. 2 shows a side view of a section of a side wall of a float bath housing according to a further embodiment
  • FIG. 4 shows a cross section corresponding to FIG. 3 according to a further embodiment
  • FIG. 4a shows a cross section corresponding to Figure 3 and Figure 4 according to another embodiment
  • Fig. 5 is a perspective view of a
  • Fig. 6 is a horizontal section through that shown in Fig. 5
  • FIG. 7 is a side view of a section of a side wall according to another embodiment
  • FIG. 8 is a side view of a section of a side wall according to a further embodiment; 9 shows a cross section through that shown in FIG.
  • 10 is a partial vertical section through the edge of a float bath with an injector pump.
  • FIG. 11 shows a further sectional view similar to FIG. 10 according to a further embodiment
  • Fig. 12 is a side view of a section of a
  • FIG. 13 shows a vertical section through a side wall according to a further embodiment
  • Fig. 14 is a vertical section through a side wall according to another embodiment.
  • FIG. 1 shows the plan view of a float bath tub 12 of a float bath apparatus 10 located in a float bath housing 11, which is subdivided into float bath sections which are provided with the so-called bay numbers 1 to 8.
  • the float bath tub 12 is filled with a bath 16 of liquid metal, in particular tin.
  • a glass ribbon 18 On the bath 16 floats a glass ribbon 18, which is pulled off in the direction of the arrow.
  • the area between the edge 19 of the glass ribbon 18 and the side walls 14 of the Floatbadwanne 12 forms the free Float bath surface from which tin and tin oxide can evaporate.
  • the vaporized metal and metal oxide form particles. These particles then deposit on the surface of the glass ribbon 18 and cause the previously described top bacon.
  • suction lines 32 of a suction device 30 are arranged in the form of suction tubes, with only a portion of the suction lines 32 is shown for clarity.
  • a suction line 32 is shown in the right side wall, representative of further suction lines, which is connected to an injector pump 40, which is supplied by a compressed air generator 60 via a compressed air line 49. To control the compressed air is before the injector 40 as
  • Control device a control valve 64 is provided.
  • the control of the valve 64 may be manual or electrical.
  • FIG. 1 shows a detail of a side wall 20 of the float bath housing 11.
  • each side wall boxes 22 has a slot-shaped suction opening 34.
  • the slot-shaped suction openings 34 are arranged close to each other with a distance of less than 10 cm and close above the mirror 17 of the metal bath 16 at a distance of about 5 cm.
  • the suction openings 34 are located in the lower region of the side wall boxes.
  • the dense arrangement of the slot-shaped suction openings 34 has the advantage that the Formiergasatmospreheat can be sucked almost over the entire region of the side wall without dead spaces arise in which the harmful particles can accumulate.
  • FIG. 3 shows a section along the line III-III through the side wall 20 shown in FIG.
  • the slot-shaped suction opening 34 belongs to the suction line 32, which tapers with respect to the cross section to the cross section of the outer suction tube 33.
  • FIG. 4 shows a further embodiment in which the suction line 32 within the side wall box 22 has a downward gradient. Sucked particles can condense within the sidewall box 22 and thus within the suction line 32 to droplets. Due to the gradient, these condensed particles can not get back into the Floatbadgephinuse and thus into the metal bath 16, but these condensed droplets flow out into the outer suction pipe 33 from.
  • FIG 4a yet another embodiment is shown in which the suction line 32 within the side wall box 22 with the Angle ß widened between the lower and the upper side wall of the suction.
  • the distance A 3 between the lower edge of the suction opening 34 and the surface of the metal bath 16 is shown.
  • FIG. 5 is a perspective view of a side wall box 22 is shown, which is formed in the embodiment shown here of two refractory bricks 23 and 24.
  • a slot nozzle 31 is formed in these stones 23, 24 .
  • the dividing line 25 between the two shaped bricks 23, 24 extends through the slot nozzle 31, which brings with it corresponding manufacturing advantages.
  • FIG 7 another embodiment of a side wall 20 with side wall boxes 22 is shown.
  • the side wall boxes 22 may for example be formed as in the figure 5 and each having a slot nozzle 31.
  • the arrangement of such side wall boxes 22 with slot nozzles 31 is not consistently over the entire Floatbadin possible because at certain points within the float bath from outside to inside so-called top rollers must be introduced, which must have a corresponding mobility.
  • a top roller 70 is exemplified and indicated schematically.
  • a cover element 80 is provided which has a horizontal middle part 82 and downwardly inclined sections 83.
  • the inclined portions 83 extend to just above the mirror 17 of the Float bath.
  • the cover elements may extend to the edge of the glass ribbon. Due to the inclined arrangement so contaminated forming gas from the area under the top roller 70 can also be sucked.
  • FIG. 8 shows a further embodiment.
  • the suction tubes 32 have a downwardly curved suction nozzle 38, on which in the horizontal direction a tube 36 is arranged, which has a slot-shaped opening 34.
  • FIG. 9 shows a section along the line IX-IX.
  • the slot-shaped suction opening 34 is provided on the underside of the tube 36.
  • FIG. 9a again shows a section along the line IX-IX.
  • the slot-shaped suction opening 34 is now arranged obliquely downward pointing to the metal bath 16.
  • the distance A 4 between the side wall 22 and the edge of the glass ribbon 18 is entered.
  • the distance A 5 denotes the distance between the suction opening 34 and the edge of the glass ribbon 18th
  • FIG. 10 shows a partial vertical section through a float bath tub 12 with bottom wall 13 and side wall 14.
  • a side wall boxes 22 is shown with suction 32.
  • the suction line 32 discharges above the float bath 16 into the interior of the float bath housing 11.
  • the suction line 32 opens into the injector pump 40, which consists of an outer tube 42 and an inner tube 44, at the upper end of which a nozzle 46 is arranged.
  • the inner tube 44 is connected to a compressed air generator 60, which in turn to a control device 62 electrically connected. Via the electrical connection line 52, the control device 62 is connected to the arranged on the inside of the wall 20 temperature sensor 50.
  • the compressed air generated in the compressed air generator 60 flows into the inner tube 44 and then from the nozzle 46 into the interior of the outer tube 42 a.
  • FIG. 11 shows a further embodiment.
  • a suction nozzle 38 is arranged, which allows to suck the Formiergasatmospphrasere from the interior of the Floatbadgephaseuses 11 immediately above the Floatbadober Structure.
  • a compressed air valve 64 is arranged as a control device between the compressed air generator 60 and the injector pump 40 in order to control the compressed air and thus adjust the suction power of the injector pump 40.
  • FIG. 12 shows a further embodiment in which the suction tube 32 has a slit nozzle 31 with slot-shaped opening 34 extending into the interior. This makes it possible to bring the suction opening closer to the mirror 17 of the float bath 16.
  • a proboscis 38 is provided, which extends in the figure 13 vertically downwards on the inner wall of the side wall box 22, so that the suction opening disposed directly above the mirror 17 of the float bath 16 is.
  • the trunk 34 executed kinked, so that the end portion is oriented horizontally and the suction opening 34 allows a horizontal suction.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Surface Treatment Of Glass (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Coating With Molten Metal (AREA)

Abstract

L'invention concerne un dispositif de bain de flottage (10) divisé longitudinalement en sections de bain de flottage (baies) (1 - 8). Le dispositif de bain de flottage (10) comporte un boîtier (11) présentant une cuve (112), un couvercle et des parois latérales (24, 20). Un bain de flottage (16) composé de métal liquide se trouve dans la cuve (12) pour la fabrication d'une bande de verre (19) flottant sur le bain de flottage (16). Le dispositif de bain de flottage comporte également un système d'aspiration (30) destiné à aspirer une atmosphère de gaz de formation contenue dans le boîtier (11), le système d'aspiration (30) comprenant au moins une conduite d'aspiration (32) pourvue d'au moins une ouverture d'aspiration dans au moins une paroi latérale (14, 20). L'ouverture d'aspiration est une fente (34) s'étendant dans la direction horizontale. L'invention concerne également un procédé de fabrication de verre plat.
PCT/EP2008/052946 2007-03-13 2008-03-12 Dispositif de bain de flottage et procédé de fabrication de verre plat Ceased WO2008110573A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020097021385A KR101282551B1 (ko) 2007-03-13 2008-03-12 플로트 배스 장치 및 평판 유리의 제조 방법
JP2009553132A JP5415292B2 (ja) 2007-03-13 2008-03-12 フロートバス装置および板ガラスを製造する方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007011900.5 2007-03-13
DE102007011900A DE102007011900B4 (de) 2007-03-13 2007-03-13 Floatbadvorrichtung und Verfahren zur Herstellung von Flachglas

Publications (1)

Publication Number Publication Date
WO2008110573A1 true WO2008110573A1 (fr) 2008-09-18

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ID=39365646

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/052946 Ceased WO2008110573A1 (fr) 2007-03-13 2008-03-12 Dispositif de bain de flottage et procédé de fabrication de verre plat

Country Status (4)

Country Link
JP (1) JP5415292B2 (fr)
KR (1) KR101282551B1 (fr)
DE (1) DE102007011900B4 (fr)
WO (1) WO2008110573A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110092118A (ko) * 2010-02-08 2011-08-17 주식회사 엘지화학 플로트 배스용 사이드 실링 시스템
US8776467B2 (en) 2010-09-14 2014-07-15 Per Gösta Sundberg Climate positive building envelope for housing
KR101614507B1 (ko) 2010-02-04 2016-04-21 주식회사 엘지화학 플로트 배스용 사이드 실링 장치
CN111732327A (zh) * 2020-07-21 2020-10-02 蚌埠凯盛工程技术有限公司 一种玻璃生产线溢流口温度调节装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012521957A (ja) 2009-03-31 2012-09-20 ピルキントン グループ リミテッド フロートガラス製造中に酸化スズを還元する方法及び装置

Citations (3)

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Publication number Priority date Publication date Assignee Title
GB1217047A (en) * 1967-05-10 1970-12-23 Ford Motor Co Process for float glass manufacture
US3630701A (en) * 1968-07-24 1971-12-28 Glaverbel Method and apparatus for manufacturing flat glass on a bath of molten metal
JPH11302024A (ja) * 1998-04-17 1999-11-02 Asahi Glass Co Ltd フロート板ガラス製造装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE567339A (fr) 1957-05-03 1900-01-01
BE639778A (fr) 1962-11-09
JPS503414A (fr) 1973-05-16 1975-01-14
JP4078688B2 (ja) 1997-06-30 2008-04-23 旭硝子株式会社 フロート法による板ガラスの製造方法および該方法に使用する製造装置
CN1942410B (zh) 2004-04-07 2010-07-21 旭硝子株式会社 平板玻璃的制造装置及制造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1217047A (en) * 1967-05-10 1970-12-23 Ford Motor Co Process for float glass manufacture
US3630701A (en) * 1968-07-24 1971-12-28 Glaverbel Method and apparatus for manufacturing flat glass on a bath of molten metal
JPH11302024A (ja) * 1998-04-17 1999-11-02 Asahi Glass Co Ltd フロート板ガラス製造装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101614507B1 (ko) 2010-02-04 2016-04-21 주식회사 엘지화학 플로트 배스용 사이드 실링 장치
KR20110092118A (ko) * 2010-02-08 2011-08-17 주식회사 엘지화학 플로트 배스용 사이드 실링 시스템
KR101650441B1 (ko) 2010-02-08 2016-08-23 주식회사 엘지화학 플로트 배스용 사이드 실링 장치
US8776467B2 (en) 2010-09-14 2014-07-15 Per Gösta Sundberg Climate positive building envelope for housing
CN111732327A (zh) * 2020-07-21 2020-10-02 蚌埠凯盛工程技术有限公司 一种玻璃生产线溢流口温度调节装置

Also Published As

Publication number Publication date
JP5415292B2 (ja) 2014-02-12
KR101282551B1 (ko) 2013-07-04
KR20100015549A (ko) 2010-02-12
JP2010520849A (ja) 2010-06-17
DE102007011900A1 (de) 2008-09-18
DE102007011900B4 (de) 2012-05-03

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