NL283709A - - Google Patents
Info
- Publication number
- NL283709A NL283709A NL283709DA NL283709A NL 283709 A NL283709 A NL 283709A NL 283709D A NL283709D A NL 283709DA NL 283709 A NL283709 A NL 283709A
- Authority
- NL
- Netherlands
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
- C01B17/69—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
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14224461A | 1961-10-02 | 1961-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL283709A true NL283709A (de) |
Family
ID=22499139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL283709D NL283709A (de) | 1961-10-02 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH439234A (de) |
| DE (1) | DE1243652B (de) |
| NL (1) | NL283709A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113788460B (zh) * | 2021-10-26 | 2022-11-15 | 重庆微而易科技有限公司 | 一种含氟浓硫酸分离回收的方法 |
-
0
- NL NL283709D patent/NL283709A/xx unknown
-
1962
- 1962-09-26 CH CH1133662A patent/CH439234A/de unknown
- 1962-09-28 DE DE1962ST019770 patent/DE1243652B/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CH439234A (de) | 1967-07-15 |
| DE1243652B (de) | 1967-07-06 |