BE733837A - - Google Patents
Info
- Publication number
- BE733837A BE733837A BE733837DA BE733837A BE 733837 A BE733837 A BE 733837A BE 733837D A BE733837D A BE 733837DA BE 733837 A BE733837 A BE 733837A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
- C01B21/46—Purification; Separation ; Stabilisation
-
- 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
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
-
- 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
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
- C01B21/44—Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3744468 | 1968-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE733837A true BE733837A (https=) | 1969-11-03 |
Family
ID=12497663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE733837D BE733837A (https=) | 1968-05-31 | 1969-05-30 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE733837A (https=) |
| BR (1) | BR6909284D0 (https=) |
| DE (1) | DE1926435A1 (https=) |
| FR (1) | FR2011503A1 (https=) |
| GB (1) | GB1262756A (https=) |
| NL (1) | NL6908250A (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3714333A (en) * | 1970-05-27 | 1973-01-30 | Sumitomo Chemical Co | Method for producing concentrated nitric acid |
| IT1030938B (it) * | 1974-12-20 | 1979-04-10 | Sir Soc Italiana Resine Spa | Perfezionamenti nei procedimenti pr la preparazione di acido nitrico concetrato |
| IT1027882B (it) * | 1974-12-20 | 1978-12-20 | Sir Soc Italiana Resine Spa | Procedimento per la produzione di acito nitrico |
| CN111661828B (zh) * | 2020-05-25 | 2023-07-11 | 烟台远东精细化工有限公司 | 一种高纯试剂硝酸的制备方法 |
| CN113493192B (zh) * | 2021-08-09 | 2022-07-29 | 联仕(昆山)化学材料有限公司 | 一种电子级硝酸生产工艺 |
-
1969
- 1969-05-23 FR FR6917013A patent/FR2011503A1/fr not_active Withdrawn
- 1969-05-23 DE DE19691926435 patent/DE1926435A1/de not_active Withdrawn
- 1969-05-28 BR BR20928469A patent/BR6909284D0/pt unknown
- 1969-05-30 GB GB2764269A patent/GB1262756A/en not_active Expired
- 1969-05-30 BE BE733837D patent/BE733837A/xx unknown
- 1969-05-30 NL NL6908250A patent/NL6908250A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1262756A (en) | 1972-02-09 |
| BR6909284D0 (pt) | 1973-01-02 |
| FR2011503A1 (https=) | 1970-03-06 |
| NL6908250A (https=) | 1969-12-02 |
| DE1926435A1 (de) | 1969-12-04 |