NL271122A - - Google Patents
Info
- Publication number
- NL271122A NL271122A NL271122DA NL271122A NL 271122 A NL271122 A NL 271122A NL 271122D A NL271122D A NL 271122DA NL 271122 A NL271122 A NL 271122A
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/14—Hydroxylamine; Salts thereof
- C01B21/1409—Preparation
- C01B21/1418—Preparation by catalytic reduction of nitrogen oxides or nitrates with hydrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB60086A DE1124024B (en) | 1960-11-15 | 1960-11-15 | Process for the purification of dilute technical sulfuric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL271122A true NL271122A (en) |
Family
ID=6972703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL271122D NL271122A (en) | 1960-11-15 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH419075A (en) |
| DE (1) | DE1124024B (en) |
| GB (1) | GB935877A (en) |
| NL (1) | NL271122A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19808939A1 (en) * | 1998-03-03 | 1999-09-09 | Basf Ag | Process for the preparation of hydroxylammonium salts |
| CN102923675B (en) * | 2012-11-27 | 2014-08-06 | 武汉工程大学 | Process method for purifying sulfuric acid in fluorobenzene waste acid |
| WO2016160686A1 (en) * | 2015-03-31 | 2016-10-06 | Rohm And Haas Company | Sulfonation process |
| WO2016160684A1 (en) * | 2015-03-31 | 2016-10-06 | Rohm And Haas Company | Treating sulfuric acid |
-
0
- NL NL271122D patent/NL271122A/xx unknown
-
1960
- 1960-11-15 DE DEB60086A patent/DE1124024B/en active Pending
-
1961
- 1961-10-18 CH CH1205761A patent/CH419075A/en unknown
- 1961-10-25 GB GB3816561A patent/GB935877A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH419075A (en) | 1966-08-31 |
| DE1124024B (en) | 1962-02-22 |
| GB935877A (en) | 1963-09-04 |