GB1121809A - Process for pickling iron and steel and regenerating pickle liquor - Google Patents
Process for pickling iron and steel and regenerating pickle liquorInfo
- Publication number
- GB1121809A GB1121809A GB504667A GB504667A GB1121809A GB 1121809 A GB1121809 A GB 1121809A GB 504667 A GB504667 A GB 504667A GB 504667 A GB504667 A GB 504667A GB 1121809 A GB1121809 A GB 1121809A
- Authority
- GB
- United Kingdom
- Prior art keywords
- solution
- ferrous sulphate
- acid
- replenished
- returned
- 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.)
- Expired
Links
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
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
- C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/14—Sulfates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA953324 | 1966-02-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1121809A true GB1121809A (en) | 1968-07-31 |
Family
ID=4142463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB504667A Expired GB1121809A (en) | 1966-02-26 | 1967-02-02 | Process for pickling iron and steel and regenerating pickle liquor |
Country Status (9)
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2225341A (en) * | 1988-11-28 | 1990-05-30 | Southwire Co | Method of and apparatus for recovering and reusing organic pickling vapors |
WO2002072918A1 (en) * | 2001-03-09 | 2002-09-19 | Metso Paper, Inc. | Process and apparatus for pickling a metal piece after welding |
CN110029352A (zh) * | 2018-03-08 | 2019-07-19 | 叶涛 | 一种金属制件的环保酸洗剂及其使用方法 |
CN112939271A (zh) * | 2021-01-29 | 2021-06-11 | 天津市华旺钢管制造有限公司 | 一种带钢酸洗后水洗液循环利用装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE8501990D0 (sv) * | 1985-04-24 | 1985-04-24 | Pharmacia Ab | Beleggningsforfarande |
EP1609760A1 (de) * | 2004-06-22 | 2005-12-28 | Alexander Kehrmann | Verfahren zur Gewinnung von Eisen(II)sulfatheptahydrat |
CN114772611B (zh) * | 2022-03-18 | 2023-10-27 | 宣化钢铁集团有限责任公司 | 一种含氨酸汽制取硫酸铵的生产系统及方法 |
-
1967
- 1967-02-02 GB GB504667A patent/GB1121809A/en not_active Expired
- 1967-02-16 FI FI46567A patent/FI45867C/fi not_active Application Discontinuation
- 1967-02-22 JP JP1096267A patent/JPS5020009B1/ja active Pending
- 1967-02-22 FR FR95981A patent/FR1512134A/fr not_active Expired
- 1967-02-23 NO NO16698967A patent/NO118639B/no unknown
- 1967-02-23 SE SE248367A patent/SE315464B/xx unknown
- 1967-02-24 BE BE694575D patent/BE694575A/xx unknown
- 1967-02-24 DE DE19671621609 patent/DE1621609A1/de not_active Ceased
- 1967-02-25 ES ES337289A patent/ES337289A1/es not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2225341A (en) * | 1988-11-28 | 1990-05-30 | Southwire Co | Method of and apparatus for recovering and reusing organic pickling vapors |
GB2225341B (en) * | 1988-11-28 | 1993-04-28 | Southwire Co | Method of and apparatus for recovering and reusing organic pickling vapors |
WO2002072918A1 (en) * | 2001-03-09 | 2002-09-19 | Metso Paper, Inc. | Process and apparatus for pickling a metal piece after welding |
CN110029352A (zh) * | 2018-03-08 | 2019-07-19 | 叶涛 | 一种金属制件的环保酸洗剂及其使用方法 |
CN112939271A (zh) * | 2021-01-29 | 2021-06-11 | 天津市华旺钢管制造有限公司 | 一种带钢酸洗后水洗液循环利用装置 |
Also Published As
Publication number | Publication date |
---|---|
DE1621609A1 (de) | 1971-05-27 |
FR1512134A (fr) | 1968-02-02 |
JPS5020009B1 (US20110232667A1-20110929-C00004.png) | 1975-07-11 |
FI45867B (US20110232667A1-20110929-C00004.png) | 1972-06-30 |
ES337289A1 (es) | 1968-02-01 |
SE315464B (US20110232667A1-20110929-C00004.png) | 1969-09-29 |
FI45867C (fi) | 1972-10-10 |
NO118639B (US20110232667A1-20110929-C00004.png) | 1970-01-19 |
BE694575A (US20110232667A1-20110929-C00004.png) | 1967-07-31 |
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