BE676246A - - Google Patents
Info
- Publication number
- BE676246A BE676246A BE676246DA BE676246A BE 676246 A BE676246 A BE 676246A BE 676246D A BE676246D A BE 676246DA BE 676246 A BE676246 A BE 676246A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Silicon Compounds (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR4842A FR1432661A (fr) | 1965-02-09 | 1965-02-09 | Perfectionnements apportés au traitement des bains de décapage des aciers au silicium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE676246A true BE676246A (US08066781-20111129-C00013.png) | 1966-06-16 |
Family
ID=8570430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE676246D BE676246A (US08066781-20111129-C00013.png) | 1965-02-09 | 1966-02-09 |
Country Status (7)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0141034B1 (en) * | 1983-11-08 | 1988-10-19 | Chemirite, Ltd. | Method for removing a silicic compound from the waste liquor of steel pickling |
| FR2663344B1 (fr) * | 1990-06-15 | 1992-10-09 | Lorraine Laminage | Procede de separation de composes siliciques des bains de decapage et installation pour sa mise en óoeuvre. |
| FR2663860B1 (fr) * | 1990-07-02 | 1994-03-04 | Sollac | Filtre utilisable pour la separation des composes siliciques contenus dans un bain acide, procede et dispositif pour separarer lesdits composes siliciques. |
| FR2670508B1 (fr) * | 1990-12-13 | 1994-08-12 | Siderurgie Fse Inst Rech | Procede de separation des composes de silicium contenus dans un bain de decapage chlorhydrique de pieces notamment des toles d'acier. |
| DE4116353C1 (en) * | 1991-05-18 | 1992-11-05 | Keramchemie Gmbh, 5433 Siershahn, De | Removal of amorphous or partially dissolved silicon from aq. treatment soln. - by subjecting soln. collected in vessel to pressure-driven membrane filtration and returning silicon-free filtrate to treatment soln. |
| US8128754B2 (en) * | 2008-11-14 | 2012-03-06 | Ak Steel Properties, Inc. | Ferric pickling of silicon steel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1515799A (en) * | 1922-09-05 | 1924-11-18 | Little Inc A | Method of treating spent pickling liquors |
| US1854628A (en) * | 1929-09-26 | 1932-04-19 | Allegheny Steel Co | Treatment of steel sheets |
| US2017773A (en) * | 1932-08-02 | 1935-10-15 | Noah B Smith | Process of recovering waste pickling solutions |
| US2322134A (en) * | 1939-09-29 | 1943-06-15 | Mellon Inst Of Ind Res | Process for recovery of by-products from waste pickle liquors |
| GB623446A (en) * | 1946-06-06 | 1949-05-18 | Norman Swindin | Improvements in and relating to processes and apparatus for the regeneration of spent iron and steel acid pickle liquors |
-
1965
- 1965-02-09 FR FR4842A patent/FR1432661A/fr not_active Expired
-
1966
- 1966-02-07 GB GB5265/66A patent/GB1083512A/en not_active Expired
- 1966-02-08 US US525938A patent/US3499735A/en not_active Expired - Lifetime
- 1966-02-08 ES ES0322764A patent/ES322764A1/es not_active Expired
- 1966-02-08 DE DE19661621549 patent/DE1621549B2/de active Granted
- 1966-02-09 AT AT115566A patent/AT265813B/de active
- 1966-02-09 BE BE676246D patent/BE676246A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT265813B (de) | 1968-10-25 |
| DE1621549C3 (US08066781-20111129-C00013.png) | 1973-10-04 |
| US3499735A (en) | 1970-03-10 |
| ES322764A1 (es) | 1966-11-16 |
| FR1432661A (fr) | 1966-03-25 |
| DE1621549A1 (de) | 1971-06-03 |
| DE1621549B2 (de) | 1973-03-01 |
| GB1083512A (en) | 1967-09-13 |
