LU65561A1 - - Google Patents
Info
- Publication number
- LU65561A1 LU65561A1 LU65561DA LU65561A1 LU 65561 A1 LU65561 A1 LU 65561A1 LU 65561D A LU65561D A LU 65561DA LU 65561 A1 LU65561 A1 LU 65561A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- 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
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
- C01B17/507—Preparation of sulfur dioxide by reduction of sulfur compounds of iron sulfates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/08—Ferroso-ferric oxide [Fe3O4]
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7123503A FR2143543B1 (fr) | 1971-06-28 | 1971-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU65561A1 true LU65561A1 (fr) | 1973-01-22 |
Family
ID=9079429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU65561D LU65561A1 (fr) | 1971-06-28 | 1972-06-22 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE785073A (fr) |
| CH (1) | CH551929A (fr) |
| DE (1) | DE2231200A1 (fr) |
| FR (1) | FR2143543B1 (fr) |
| GB (1) | GB1376837A (fr) |
| IT (1) | IT956884B (fr) |
| LU (1) | LU65561A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2653765A1 (de) * | 1976-11-26 | 1978-06-01 | Bayer Ag | Verfahren zur herstellung von eisenoxidschwarzpigmenten |
| CN110760681B (zh) * | 2019-10-31 | 2021-04-02 | 洛阳炬星窑炉有限公司 | 一种从不锈钢酸洗废液中提取硫酸和镍铬铁合金的方法 |
-
1971
- 1971-06-28 FR FR7123503A patent/FR2143543B1/fr not_active Expired
-
1972
- 1972-06-16 CH CH913472A patent/CH551929A/fr not_active IP Right Cessation
- 1972-06-19 BE BE785073A patent/BE785073A/fr unknown
- 1972-06-22 LU LU65561D patent/LU65561A1/xx unknown
- 1972-06-26 DE DE19722231200 patent/DE2231200A1/de active Pending
- 1972-06-28 GB GB3020072A patent/GB1376837A/en not_active Expired
- 1972-06-28 IT IT2629572A patent/IT956884B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| CH551929A (fr) | 1974-07-31 |
| FR2143543B1 (fr) | 1974-03-08 |
| DE2231200A1 (de) | 1973-01-11 |
| GB1376837A (en) | 1974-12-11 |
| IT956884B (it) | 1973-10-10 |
| FR2143543A1 (fr) | 1973-02-09 |
| BE785073A (fr) | 1972-12-19 |