CH602485A5 - - Google Patents
Info
- Publication number
- CH602485A5 CH602485A5 CH1023774A CH1023774A CH602485A5 CH 602485 A5 CH602485 A5 CH 602485A5 CH 1023774 A CH1023774 A CH 1023774A CH 1023774 A CH1023774 A CH 1023774A CH 602485 A5 CH602485 A5 CH 602485A5
- Authority
- CH
- Switzerland
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
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 |
---|---|---|---|
DE19732338479 DE2338479C3 (en) | 1973-07-28 | 1973-07-28 | Process for working up nitric acid containing nitration products |
Publications (1)
Publication Number | Publication Date |
---|---|
CH602485A5 true CH602485A5 (en) | 1978-07-31 |
Family
ID=5888297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1023774A CH602485A5 (en) | 1973-07-28 | 1974-07-24 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE818034A (en) |
CH (1) | CH602485A5 (en) |
DE (1) | DE2338479C3 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3903661C2 (en) * | 1989-02-08 | 1999-02-04 | Wolff Walsrode Ag | Process for processing waste acid containing nitric and sulfuric acid from cellulose nitrate production |
US5006325A (en) * | 1989-08-28 | 1991-04-09 | Air Products And Chemical, Inc. | Process for the recovery of nitric acid |
FR2767318B1 (en) * | 1997-08-13 | 1999-10-29 | Rhodia Chimie Sa | PROCESS FOR RECOVERY OF NITRIC ACID COMPRISED IN A MIXTURE OF DINITERIC AROMATIC COMPOUNDS |
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1973
- 1973-07-28 DE DE19732338479 patent/DE2338479C3/en not_active Expired
-
1974
- 1974-07-24 BE BE146892A patent/BE818034A/en not_active IP Right Cessation
- 1974-07-24 CH CH1023774A patent/CH602485A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2338479B2 (en) | 1979-09-27 |
DE2338479C3 (en) | 1980-06-04 |
DE2338479A1 (en) | 1975-02-13 |
BE818034A (en) | 1975-01-24 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |