FR686137A - Procédé de fabrication d'acide azotique concentré - Google Patents
Procédé de fabrication d'acide azotique concentréInfo
- Publication number
- FR686137A FR686137A FR686137DA FR686137A FR 686137 A FR686137 A FR 686137A FR 686137D A FR686137D A FR 686137DA FR 686137 A FR686137 A FR 686137A
- Authority
- FR
- France
- Prior art keywords
- manufacturing process
- concentrated nitrogen
- nitrogen acid
- acid
- concentrated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- C01B21/24—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
- C01B21/46—Purification; Separation ; Stabilisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE342068X | 1928-12-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR686137A true FR686137A (fr) | 1930-07-22 |
Family
ID=6237526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR686137D Expired FR686137A (fr) | 1928-12-06 | 1929-12-05 | Procédé de fabrication d'acide azotique concentré |
Country Status (5)
Country | Link |
---|---|
US (1) | US1939162A (fr) |
BE (1) | BE365987A (fr) |
FR (1) | FR686137A (fr) |
GB (1) | GB342068A (fr) |
NL (1) | NL38453C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE750981C (de) * | 1937-09-22 | 1952-12-01 | Bamag Meguin Ag | Kontinuierliche Herstellung von hochkonzentrierter Salpetersaeure aus fluessigem Stickstofftetroxyd, Wasser bzw. verduennter Salpetersaeure und Sauerstoff unter Druck |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2510872A (en) * | 1944-08-03 | 1950-06-06 | Atomic Energy Commission | Method for regenerating antimony pentafluoride from spent antimony halides resulting from the fluorination of organic chlorides |
US2594588A (en) * | 1947-06-19 | 1952-04-29 | Hercules Powder Co Ltd | Method of producing fuming nitric acid |
US3281226A (en) * | 1960-02-01 | 1966-10-25 | Standard Oil Co | Glass lined vessels |
US3346485A (en) * | 1964-10-01 | 1967-10-10 | Exxon Research Engineering Co | Prevention of deterioration of ferrous containers by molecular sieve displacing agent |
US3472620A (en) * | 1967-11-13 | 1969-10-14 | Belge Produits Chimiques Sa | Process for the manufacture of nitric acid |
US4312852A (en) * | 1979-07-27 | 1982-01-26 | Reynolds Metals Company | Nitric acid reconstitution |
-
1929
- 1929-12-05 NL NL49280A patent/NL38453C/nl active
- 1929-12-05 FR FR686137D patent/FR686137A/fr not_active Expired
- 1929-12-06 GB GB37531/29A patent/GB342068A/en not_active Expired
- 1929-12-07 BE BE365987A patent/BE365987A/fr unknown
-
1930
- 1930-01-11 US US420304A patent/US1939162A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE750981C (de) * | 1937-09-22 | 1952-12-01 | Bamag Meguin Ag | Kontinuierliche Herstellung von hochkonzentrierter Salpetersaeure aus fluessigem Stickstofftetroxyd, Wasser bzw. verduennter Salpetersaeure und Sauerstoff unter Druck |
Also Published As
Publication number | Publication date |
---|---|
NL38453C (fr) | 1936-02-15 |
US1939162A (en) | 1933-12-12 |
BE365987A (fr) | 1930-01-31 |
GB342068A (en) | 1931-01-29 |
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