SG11201608472YA - Method and formulations for removing rust and scale from steel and for regenerating pickling liquor in hot-dip galvanization process - Google Patents
Method and formulations for removing rust and scale from steel and for regenerating pickling liquor in hot-dip galvanization processInfo
- Publication number
- SG11201608472YA SG11201608472YA SG11201608472YA SG11201608472YA SG11201608472YA SG 11201608472Y A SG11201608472Y A SG 11201608472YA SG 11201608472Y A SG11201608472Y A SG 11201608472YA SG 11201608472Y A SG11201608472Y A SG 11201608472YA SG 11201608472Y A SG11201608472Y A SG 11201608472YA
- Authority
- SG
- Singapore
- Prior art keywords
- formulations
- hot
- scale
- steel
- dip galvanization
- Prior art date
Links
- 238000000034 method Methods 0.000 title 2
- 229910000831 Steel Inorganic materials 0.000 title 1
- 238000009472 formulation Methods 0.000 title 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
- 238000005554 pickling Methods 0.000 title 1
- 230000001172 regenerating effect Effects 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/36—Regeneration of waste pickling liquors
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/08—Tin or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/083—Iron or steel solutions containing H3PO4
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Coating With Molten Metal (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461982384P | 2014-04-22 | 2014-04-22 | |
| PCT/IL2015/050405 WO2015162604A1 (en) | 2014-04-22 | 2015-04-15 | Method and formulations for removing rust and scale from steel and for regenerating pickling liquor in hot-dip galvanization process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201608472YA true SG11201608472YA (en) | 2016-11-29 |
Family
ID=54331823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201608472YA SG11201608472YA (en) | 2014-04-22 | 2015-04-15 | Method and formulations for removing rust and scale from steel and for regenerating pickling liquor in hot-dip galvanization process |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9752238B2 (en) |
| EP (1) | EP3134559A4 (en) |
| CN (1) | CN106460137B (en) |
| AU (1) | AU2015249410B2 (en) |
| EA (1) | EA033390B1 (en) |
| IL (1) | IL248247A (en) |
| SG (1) | SG11201608472YA (en) |
| WO (1) | WO2015162604A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102667934B1 (en) * | 2015-12-23 | 2024-05-21 | 바스프 에스이 | Method for producing a heat exchanger for heating gas |
| CN107475759B (en) * | 2017-08-23 | 2019-05-03 | 江苏国电新能源装备有限公司 | A kind of zincincation of acid suppression mist |
| CN111455297A (en) * | 2020-04-16 | 2020-07-28 | 高邮成鑫金属制造有限公司 | Hot galvanizing rinsing pool with automatic circulation function |
| CN112941449B (en) * | 2021-02-03 | 2022-03-25 | 徐州瑞马智能技术有限公司 | High-strength low-relaxation additive for hot galvanizing |
| CN114921741B (en) * | 2022-05-26 | 2023-11-10 | 中电建武汉铁塔有限公司 | Hot galvanizing process |
| CN115354255B (en) * | 2022-07-12 | 2024-02-02 | 江苏甬金金属科技有限公司 | Stainless steel strip with hot-dip zinc-aluminum alloy coating and preparation method thereof |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1279331A (en) | 1918-05-11 | 1918-09-17 | James H Gravell | Pickling iron and steel. |
| US1992045A (en) | 1932-07-01 | 1935-02-19 | Grasselli Chemical Co | Phosphoric acid metal cleaning and rust preventing solution |
| BE410539A (en) | 1935-12-27 | |||
| US2558445A (en) | 1947-09-06 | 1951-06-26 | Union Switch & Signal Co | Traffic controlling apparatus |
| US2806000A (en) | 1956-06-21 | 1957-09-10 | Du Pont | Cleaning stainless steel |
| US2975029A (en) | 1957-12-30 | 1961-03-14 | Bethlehem Steel Corp | Waste pickle liquor recovery process |
| US3438799A (en) | 1965-06-22 | 1969-04-15 | Chem Eng Ltd | Method for the surface treatment of metal articles |
| DE2461612C3 (en) | 1974-12-27 | 1981-08-20 | Hoechst Ag, 6000 Frankfurt | Rust-dissolving cleaning agents and a process for their production |
| FI58519C (en) * | 1978-12-07 | 1981-02-10 | Rosenlew Ab Oy W | FOERFARANDE FOER REGENERERING AV BETNINGSSYROR |
| DE3662476D1 (en) | 1986-09-20 | 1989-04-27 | Kernkraftwerke Gundremmingen | Process for working up an aqueous phosphoric-acid solution |
| JPH01215991A (en) | 1988-02-25 | 1989-08-29 | Sekisui Plastics Co Ltd | Additive for acid solution for pickling |
| CN1033786A (en) * | 1988-11-14 | 1989-07-12 | 洪都钢厂 | Utilize iron and steel pickling waste liquid to produce the processing method of iron oxide yellow |
| CN1063908A (en) * | 1991-02-04 | 1992-08-26 | 中国长江动力公司(集团)武汉汽轮发电机厂 | Surface treating liquid for rust removal and corrosion prevention of iron and steel products |
| JP3052213B2 (en) * | 1991-02-18 | 2000-06-12 | タイホー工業株式会社 | Rust remover for stainless steel surface |
| US20020005210A1 (en) * | 2000-01-05 | 2002-01-17 | Olsen Douglas R. | Regenerating spent pickling liquor |
| CN100338262C (en) * | 2005-03-04 | 2007-09-19 | 河北工业大学 | Compound cleaning method for hot dip steel member |
| CN1974853A (en) * | 2006-10-25 | 2007-06-06 | 卢玉柱 | Process of reusing waste iron and steel pickling hydrochloric acid solution and recovering nanometer iron powder and CO |
| US20090145856A1 (en) * | 2007-12-11 | 2009-06-11 | Raymond Letize A | Acid recycle process with iron removal |
| IL200860A (en) | 2009-09-10 | 2015-07-30 | Green Future Ltd | Galvanic waste sludge treatment and manufacturing of nano-sized iron oxides |
| CN102021591B (en) | 2010-12-18 | 2012-07-04 | 江苏德美科技有限公司 | Acid degreasing agent for steel surface and preparation method thereof |
| CN103014737A (en) * | 2011-09-22 | 2013-04-03 | 河南红日锂能源科技有限公司 | Cold-rolled steel pickling waste acid treatment method |
| CN102925883B (en) | 2012-11-29 | 2014-11-05 | 郭衡怀 | Multifunctional metal surface treatment solution |
-
2015
- 2015-04-15 EA EA201692121A patent/EA033390B1/en not_active IP Right Cessation
- 2015-04-15 SG SG11201608472YA patent/SG11201608472YA/en unknown
- 2015-04-15 WO PCT/IL2015/050405 patent/WO2015162604A1/en not_active Ceased
- 2015-04-15 EP EP15783875.6A patent/EP3134559A4/en active Pending
- 2015-04-15 CN CN201580020773.9A patent/CN106460137B/en active Active
- 2015-04-15 US US15/303,051 patent/US9752238B2/en active Active
- 2015-04-15 AU AU2015249410A patent/AU2015249410B2/en active Active
-
2016
- 2016-10-09 IL IL248247A patent/IL248247A/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| AU2015249410A1 (en) | 2016-12-08 |
| EA033390B1 (en) | 2019-10-31 |
| EP3134559A1 (en) | 2017-03-01 |
| US9752238B2 (en) | 2017-09-05 |
| CN106460137A (en) | 2017-02-22 |
| CN106460137B (en) | 2019-08-16 |
| AU2015249410B2 (en) | 2017-02-16 |
| EA201692121A1 (en) | 2017-06-30 |
| WO2015162604A1 (en) | 2015-10-29 |
| EP3134559A4 (en) | 2018-04-04 |
| US20170037520A1 (en) | 2017-02-09 |
| IL248247A (en) | 2017-08-31 |
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