[go: up one dir, main page]

FI20031041A7 - Menetelmä hiilimustien tuottamiseksi - Google Patents

Menetelmä hiilimustien tuottamiseksi

Info

Publication number
FI20031041A7
FI20031041A7 FI20031041A FI20031041A FI20031041A7 FI 20031041 A7 FI20031041 A7 FI 20031041A7 FI 20031041 A FI20031041 A FI 20031041A FI 20031041 A FI20031041 A FI 20031041A FI 20031041 A7 FI20031041 A7 FI 20031041A7
Authority
FI
Finland
Prior art keywords
carbon blacks
producing carbon
producing
blacks
carbon
Prior art date
Application number
FI20031041A
Other languages
English (en)
Swedish (sv)
Other versions
FI115303B (fi
Inventor
Jr John M Branan
Bin Chung
Jr Frank J Hrach
Ronald C Hurst
David J Kaul
Sergio A Montes
William L Sifleet
Daniel W Weaver
Jay Zimmer
Original Assignee
Cabot Corp
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 Cabot Corp filed Critical Cabot Corp
Publication of FI20031041A7 publication Critical patent/FI20031041A7/fi
Application granted granted Critical
Publication of FI115303B publication Critical patent/FI115303B/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/44—Carbon
    • C09C1/48—Carbon black
    • C09C1/56—Treatment of carbon black ; Purification
    • C09C1/565—Treatment of carbon black ; Purification comprising an oxidative treatment with oxygen, ozone or oxygenated compounds, e.g. when such treatment occurs in a region of the furnace next to the carbon black generating reaction zone
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/44—Carbon
    • C09C1/48—Carbon black
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/44—Carbon
    • C09C1/48—Carbon black
    • C09C1/50—Furnace black ; Preparation thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/19—Oil-absorption capacity, e.g. DBP values

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
FI20031041A 1992-03-05 2003-07-08 Menetelmä hiilimustien tuottamiseksi FI115303B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US84664492A 1992-03-05 1992-03-05
US84664492 1992-03-05
PCT/US1993/001972 WO1993018094A1 (en) 1992-03-05 1993-03-02 Process for producing carbon blacks and new carbon blacks
US9301972 1993-03-02

Publications (2)

Publication Number Publication Date
FI20031041A7 true FI20031041A7 (fi) 2003-07-08
FI115303B FI115303B (fi) 2005-04-15

Family

ID=25298519

Family Applications (2)

Application Number Title Priority Date Filing Date
FI944049A FI112086B (fi) 1992-03-05 1994-09-02 Hiilimustatuotteita ja hiilimustaa sisältävä koostumus
FI20031041A FI115303B (fi) 1992-03-05 2003-07-08 Menetelmä hiilimustien tuottamiseksi

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FI944049A FI112086B (fi) 1992-03-05 1994-09-02 Hiilimustatuotteita ja hiilimustaa sisältävä koostumus

Country Status (11)

Country Link
US (1) US6156837A (fi)
EP (1) EP0629222B1 (fi)
JP (1) JP3535157B2 (fi)
KR (2) KR0149206B1 (fi)
BR (1) BR9306018A (fi)
CA (1) CA2130674C (fi)
DE (1) DE69326449T2 (fi)
FI (2) FI112086B (fi)
HU (1) HU215455B (fi)
SG (1) SG49195A1 (fi)
WO (1) WO1993018094A1 (fi)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG49195A1 (en) * 1992-03-05 1998-05-18 Cabot Corp Process for producing carbon blacks and new carbon blacks
MY115289A (en) 1992-08-27 2003-05-31 Cabot Corp Carbon blacks containing epdm compositions having either a high gloss or a textured matte finish
US6348181B1 (en) 1993-06-15 2002-02-19 Cabot Corporation Process for producing carbon blacks
FR2721038A1 (fr) * 1994-06-08 1995-12-15 Tokai Carbon Kk Noir ce carbone au four perfectionné.
CA2280865C (en) 1997-02-24 2008-08-12 Superior Micropowders Llc Aerosol method and apparatus, particulate products, and electronic devices made therefrom
DE19824047A1 (de) 1998-05-29 1999-12-02 Degussa Oxidativ nachbehandelter Ruß
CN1234779C (zh) 1998-06-09 2006-01-04 卡伯特公司 生产炭黑的方法和装置
US6086792A (en) * 1999-06-30 2000-07-11 Union Carbide Chemicals & Plastics Technology Corporation Cable semiconducting shields
CN1191308C (zh) 1999-12-02 2005-03-02 卡伯特公司 可用于电线和电缆油的炭黑
US6660795B2 (en) * 2001-03-13 2003-12-09 Therm-O-Disc, Incorporated PTC conductive polymer compositions
US6852790B2 (en) 2001-04-06 2005-02-08 Cabot Corporation Conductive polymer compositions and articles containing same
US20040013599A1 (en) * 2002-07-19 2004-01-22 Sandeep Bhatt Carbon blacks and uses thereof
JP4102143B2 (ja) * 2002-09-11 2008-06-18 住友ゴム工業株式会社 タイヤ用ゴム組成物およびそれを用いた空気入りタイヤ
WO2004030946A2 (fr) * 2002-10-02 2004-04-15 Societe De Technologie Michelin Armature de carcasse pour pneumatique destine a porter de lourdes charges
US20050222318A1 (en) 2002-10-02 2005-10-06 Michelin Recherche Et Technique S.A. Carcass reinforcement for tire intended to bear heavy loads
US7776604B2 (en) * 2003-04-01 2010-08-17 Cabot Corporation Methods of selecting and developing a particulate material
US7000457B2 (en) * 2003-04-01 2006-02-21 Cabot Corporation Methods to control and/or predict rheological properties
US20040197924A1 (en) * 2003-04-01 2004-10-07 Murphy Lawrence J. Liquid absorptometry method of providing product consistency
US7776603B2 (en) * 2003-04-01 2010-08-17 Cabot Corporation Methods of specifying or identifying particulate material
US7776602B2 (en) * 2003-04-01 2010-08-17 Cabot Corporation Methods of providing product consistency
US20050100502A1 (en) * 2003-11-06 2005-05-12 Kai Krauss Carbon black
WO2006076611A2 (en) 2005-01-14 2006-07-20 Cabot Corporation Production of metal nanoparticles
WO2006076608A2 (en) 2005-01-14 2006-07-20 Cabot Corporation A system and process for manufacturing custom electronics by combining traditional electronics with printable electronics
WO2006076606A2 (en) 2005-01-14 2006-07-20 Cabot Corporation Optimized multi-layer printing of electronics and displays
US8167393B2 (en) 2005-01-14 2012-05-01 Cabot Corporation Printable electronic features on non-uniform substrate and processes for making same
WO2006076604A2 (en) * 2005-01-14 2006-07-20 Cabot Corporation Processes for planarizing substrates and encapsulating printable electronic features
US8383014B2 (en) 2010-06-15 2013-02-26 Cabot Corporation Metal nanoparticle compositions
US7824466B2 (en) 2005-01-14 2010-11-02 Cabot Corporation Production of metal nanoparticles
WO2006076605A2 (en) * 2005-01-14 2006-07-20 Cabot Corporation Circuit modeling and selective deposition
WO2006076607A1 (en) * 2005-01-14 2006-07-20 Cabot Corporation Ink-jet printing of passive electricalcomponents
US7722713B2 (en) * 2005-05-17 2010-05-25 Cabot Corporation Carbon blacks and polymers containing the same
CA2620452A1 (en) * 2005-08-08 2007-02-08 Cabot Corporation Polymeric compositions containing nanotubes
BRPI0718823A2 (pt) 2006-11-07 2014-10-07 Cabot Corp Negros de carbono com baixas quantidades de pah e métodos para produzir os mesmos
WO2008133888A1 (en) * 2007-04-24 2008-11-06 Cabot Corporation Low structure carbon black and method of making same
EP2065900A1 (en) 2007-10-23 2009-06-03 Borealis Technology Oy Semiconductive polymer composition
WO2010112333A1 (en) 2009-03-30 2010-10-07 Borealis Ag Cable with high level of breakdown strength after ageing
MX346513B (es) 2009-11-11 2017-03-23 Borealis Ag Cable y su proceso de produccion.
CA2788081C (en) 2010-02-19 2018-09-04 Serguei Nester Method for carbon black production using preheated feedstock and apparatus for same
DE102010002244A1 (de) * 2010-02-23 2011-08-25 Evonik Carbon Black GmbH, 63457 Ruß, Verfahren zu seiner Herstellung und seine Verwendung
PL2628162T3 (pl) 2010-10-15 2020-11-16 Borealis Ag Półprzewodząca kompozycja polimerowa
EP3591670A1 (en) 2010-11-03 2020-01-08 Borealis AG A polymer composition and a power cable comprising the polymer composition
DE102011003002B4 (de) 2011-01-21 2022-09-08 Evonik Carbon Black Gmbh Verfahren zur Herstellung von Ruß
JP5647534B2 (ja) * 2011-02-01 2014-12-24 旭カーボン株式会社 ソフト系ファーネスカーボンブラック及びゴム組成物
CN102174277B (zh) * 2011-03-11 2013-03-20 山西永东化工股份有限公司 一种高比表面积超导电炭黑的生产方法
US9175150B2 (en) 2012-03-02 2015-11-03 Cabot Corporation Modified carbon blacks having low PAH amounts and elastomers containing the same
CN102910454A (zh) * 2012-10-22 2013-02-06 新乡市华音再生能源设备有限公司 一种真空炭黑提升机
CA2903377C (en) 2013-03-15 2018-01-02 Cabot Corporation A method for producing carbon black using an extender fluid
WO2015090639A1 (en) 2013-12-19 2015-06-25 Borealis Ag A new polymer composition, power cable insulation and power cable
US10221300B2 (en) 2013-12-19 2019-03-05 Borealis Ag Crosslinked polymer composition, power cable insulation and power cable
CN105829423B (zh) 2013-12-19 2019-04-19 博里利斯股份公司 低mfr聚合物组合物、电力电缆绝缘和电力电缆
KR102256437B1 (ko) 2013-12-19 2021-05-26 보레알리스 아게 가교결합된 저 mfr 신규 중합체 조성물, 전력 케이블 전원 및 전원 케이블
EP2886585A1 (en) 2013-12-20 2015-06-24 Borealis AG Semiconductive polymer composition for electric power cables
US10100200B2 (en) 2014-01-30 2018-10-16 Monolith Materials, Inc. Use of feedstock in carbon black plasma process
US10370539B2 (en) 2014-01-30 2019-08-06 Monolith Materials, Inc. System for high temperature chemical processing
US10138378B2 (en) 2014-01-30 2018-11-27 Monolith Materials, Inc. Plasma gas throat assembly and method
US11939477B2 (en) 2014-01-30 2024-03-26 Monolith Materials, Inc. High temperature heat integration method of making carbon black
KR102497660B1 (ko) 2014-01-31 2023-02-07 모놀리스 머티어리얼스 인코포레이티드 플라즈마 토치 설계
KR102409093B1 (ko) 2014-08-19 2022-06-14 보레알리스 아게 신규한 가교결합형 폴리머 조성물, 구조화된 층 및 케이블
WO2016126600A1 (en) 2015-02-03 2016-08-11 Monolith Materials, Inc. Regenerative cooling method and apparatus
KR102705340B1 (ko) * 2015-02-03 2024-09-09 모놀리스 머티어리얼스 인코포레이티드 카본 블랙 생성 시스템
CA3032246C (en) 2015-07-29 2023-12-12 Monolith Materials, Inc. Dc plasma torch electrical power design method and apparatus
EP3347306A4 (en) 2015-09-09 2019-04-17 Monolith Materials, Inc. CIRCULAR SINGLE-LAYER GRAPH
CA3034212C (en) 2015-09-14 2023-08-01 Monolith Materials, Inc. Carbon black from natural gas
ES2983689T3 (es) 2016-04-29 2024-10-24 Monolith Mat Inc Método y aparato del aguijón de la antorcha
MX2018013162A (es) 2016-04-29 2019-07-04 Monolith Mat Inc Adicion de calor secundario para el proceso y aparato de produccion de particulas.
WO2018165483A1 (en) 2017-03-08 2018-09-13 Monolith Materials, Inc. Systems and methods of making carbon particles with thermal transfer gas
CN115746586A (zh) 2017-04-20 2023-03-07 巨石材料公司 颗粒系统和方法
CA3074220A1 (en) 2017-08-28 2019-03-07 Monolith Materials, Inc. Systems and methods for particle generation
CA3074216A1 (en) 2017-08-28 2019-03-07 Monolith Materials, Inc. Particle systems and methods
WO2019084200A1 (en) 2017-10-24 2019-05-02 Monolith Materials, Inc. PARTICULAR SYSTEMS AND METHODS
WO2019121735A1 (en) 2017-12-18 2019-06-27 Borealis Ag Cable made from crosslinkable composition with antioxidant and beneficial methane formation
MX2020006325A (es) 2017-12-18 2020-11-24 Borealis Ag Composicion de polimero semiconductor.
US11555083B2 (en) 2017-12-18 2023-01-17 Borealis Ag Cable made from crosslinkable composition without antioxidant and with beneficial methane formation
WO2019121712A1 (en) 2017-12-18 2019-06-27 Borealis Ag Crosslinkable composition without antioxidant and beneficial methane formation with reduced crosslinking
US11708431B2 (en) 2017-12-18 2023-07-25 Borealis Ag Polymer composition comprising a polyethylene
WO2019121720A1 (en) 2017-12-18 2019-06-27 Borealis Ag Cable made from crosslinkable composition without antioxidant and beneficial methane formation with reduced crosslinking
KR102742576B1 (ko) 2017-12-18 2024-12-12 보레알리스 아게 산화방지제를 갖는 가교결합성 조성물 및 메탄 형성 및 제품
KR102620311B1 (ko) 2018-11-30 2024-01-03 오씨아이 주식회사 카본 블랙 제조 장치 및 카본 블랙 제조 방법
CN114651043A (zh) 2019-09-13 2022-06-21 博里利斯股份公司 半导体聚合物组合物
CN114651042A (zh) 2019-09-13 2022-06-21 博里利斯股份公司 半导体聚合物组合物
EP3792308A1 (en) 2019-09-13 2021-03-17 Borealis AG A semiconductive polymer composition
EP3982376A1 (en) 2020-10-06 2022-04-13 Borealis AG Cable
CN116508115A (zh) 2020-12-11 2023-07-28 北欧化工公司 半导体聚丙烯组合物
US20240314889A1 (en) 2020-12-15 2024-09-19 Borealis Ag Self-regulating heater
WO2022271943A1 (en) 2021-06-24 2022-12-29 Cabot Corporation Method and apparatus for recovery and reuse of tail gas and flue gas components
CN117715989A (zh) * 2022-01-21 2024-03-15 东海炭素株式会社 炭黑和炭黑的制造方法以及混合有该炭黑的橡胶组合物
EP4261846A1 (en) 2022-04-12 2023-10-18 Borealis AG Submarine cable
EP4294122A1 (en) 2022-06-14 2023-12-20 Borealis AG Sustainable self-regulating heating laminate
ES3036853A2 (es) 2023-01-25 2025-09-24 Cabot Corp Negros de humo con aditivos de estroncio y/o bario y métodos para fabricar los mismos
WO2025068333A1 (en) 2023-09-28 2025-04-03 Borealis Ag Semiconductive polypropylene composition
EP4572532A1 (en) 2023-12-13 2025-06-18 Borealis AG Self-regulating film heater
WO2025125634A1 (en) 2023-12-13 2025-06-19 Borealis Ag Self-regulating heater
WO2025125647A1 (en) 2023-12-13 2025-06-19 Borealis Ag Self-regulating heater
WO2025202306A1 (en) 2024-03-28 2025-10-02 Borealis Gmbh Polypropylene composition for cable insulation
WO2025202325A1 (en) 2024-03-28 2025-10-02 Borealis Gmbh Polypropylene composition for cable insulation
WO2025224186A1 (en) 2024-04-23 2025-10-30 Borealis Gmbh Method for predicting the properties of a semiconductive composition

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB687867A (en) * 1950-01-27 1953-02-25 Columbian Carbon Improvements in carbon black
US2779664A (en) * 1953-05-18 1957-01-29 Columbian Carbon Carbon black production
US3401020A (en) * 1964-11-25 1968-09-10 Phillips Petroleum Co Process and apparatus for the production of carbon black
FR1466267A (fr) * 1965-05-31 1967-01-20 Perfectionnements à la fabrication du noir de carbone
DE1815463A1 (de) * 1967-12-29 1969-09-11 Phillips Petroleum Co Verfahren zur Herstellung von Russ
US3523812A (en) * 1968-06-06 1970-08-11 Phillips Petroleum Co Modified furnace carbon black
US4075156A (en) * 1976-04-30 1978-02-21 Phillips Petroleum Company Production of non-carcinogenic large particle carbon black
US4105750A (en) * 1976-06-16 1978-08-08 Cabot Corporation Production of carbon blacks
DE2842977A1 (de) * 1978-10-02 1980-04-10 Gefi Gmbh Vorrichtung zur herstellung von russ
US4755371A (en) * 1983-08-08 1988-07-05 Columbian Chemicals Company Method for producing carbon black
JPH01246707A (ja) * 1988-03-29 1989-10-02 Hitachi Cable Ltd 半導電性樹脂組成物
US5236992A (en) * 1991-11-18 1993-08-17 Cabot Corporation Carbon blacks and their use in rubber applications
SG49195A1 (en) * 1992-03-05 1998-05-18 Cabot Corp Process for producing carbon blacks and new carbon blacks

Also Published As

Publication number Publication date
BR9306018A (pt) 1997-11-18
FI115303B (fi) 2005-04-15
HU9402539D0 (en) 1994-11-28
FI944049L (fi) 1994-09-02
DE69326449D1 (de) 1999-10-21
DE69326449T2 (de) 2000-04-13
KR0149206B1 (ko) 1998-10-01
KR950700367A (ko) 1995-01-16
FI944049A0 (fi) 1994-09-02
SG49195A1 (en) 1998-05-18
US6156837A (en) 2000-12-05
EP0629222A1 (en) 1994-12-21
EP0629222B1 (en) 1999-09-15
HU215455B (hu) 1999-01-28
JPH07504457A (ja) 1995-05-18
FI112086B (fi) 2003-10-31
WO1993018094A1 (en) 1993-09-16
HUT68026A (en) 1995-05-29
CA2130674C (en) 2004-04-27
JP3535157B2 (ja) 2004-06-07
CA2130674A1 (en) 1993-09-06

Similar Documents

Publication Publication Date Title
FI20031041A7 (fi) Menetelmä hiilimustien tuottamiseksi
FI944480L (fi) Menetelmä polyolefiinien valmistamiseksi
FI945958L (fi) Menetelmä polyolefiinien valmistamiseksi
HU9301715D0 (en) Method for producing new sulfamate-imidate derivatives
HU9301881D0 (en) Method for producing new thiazolyl-vinyl-phenyl derivatives
HU912820D0 (en) Method for producing 1-triptophane
HU9202830D0 (en) Method for producing 1-treonine
ZA943618B (en) Process for producing carbon blacks
HUT64347A (en) Method for producing alkyl-diammonium-diclavulanate derivatives
EP0507254A3 (en) Method for producing carbon black
HU9302108D0 (en) Method for producing physostigmine-carbamate derivatives
IT1270841B (it) Metodo per produrre formilimidazoli
HU9300999D0 (en) Method for producing imidazo-pyridines
HU9204019D0 (en) Method for producing 2-alkoxi-methyl-acroleine
HU9301807D0 (en) Method for producing dinitro-toluols
HU9301934D0 (en) Method for producing heterocyclyl-phenoxy-alkyl-piperidinyl-pyridazines
HU9302277D0 (en) Method for producing imidazo-pyridine derivatives
HU9202622D0 (en) Method for producing succinyl-choline-halides
EP0824572A4 (en) METHOD FOR THE PRODUCTION OF CARBON
HU9204042D0 (en) Method for producing alkenoles
HU9301082D0 (en) Method for producing 2-amino-5-methyl-pyridine
HU9300662D0 (en) Substituted pyridine-sulfonamide compounds and method for producing them
HU9302114D0 (en) Method for producing thyramine derivatives
HU9300077D0 (en) Method for producing substituted 2-cyano-pyridine derivatives
HU9203222D0 (en) Method for producing new alkoxalylated carbazolones

Legal Events

Date Code Title Description
FG Patent granted

Ref document number: 115303

Country of ref document: FI

MA Patent expired