FR1042759A - Procédé de préparation des nitrilosulfonates d'ammonium - Google Patents
Procédé de préparation des nitrilosulfonates d'ammoniumInfo
- Publication number
- FR1042759A FR1042759A FR1042759DA FR1042759A FR 1042759 A FR1042759 A FR 1042759A FR 1042759D A FR1042759D A FR 1042759DA FR 1042759 A FR1042759 A FR 1042759A
- Authority
- FR
- France
- Prior art keywords
- nitrilosulfonates
- ammonium
- preparation
- ammonium nitrilosulfonates
- 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
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/14—Hydroxylamine; Salts thereof
- C01B21/1409—Preparation
- C01B21/1427—Preparation by reduction of nitrogen oxides or nitrites with bisulfite or sulfur dioxide, e.g. by the Raschig process
-
- 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
- C01B21/087—Compounds containing nitrogen and non-metals and optionally metals containing one or more hydrogen atoms
- C01B21/093—Compounds containing nitrogen and non-metals and optionally metals containing one or more hydrogen atoms containing also one or more sulfur atoms
- C01B21/0935—Imidodisulfonic acid; Nitrilotrisulfonic acid; Salts thereof
-
- 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
- C01B21/087—Compounds containing nitrogen and non-metals and optionally metals containing one or more hydrogen atoms
- C01B21/093—Compounds containing nitrogen and non-metals and optionally metals containing one or more hydrogen atoms containing also one or more sulfur atoms
- C01B21/096—Amidosulfonic acid; Salts thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL292070X | 1950-03-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1042759A true FR1042759A (fr) | 1953-11-03 |
Family
ID=19782806
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1042759D Expired FR1042759A (fr) | 1950-03-04 | 1951-03-01 | Procédé de préparation des nitrilosulfonates d'ammonium |
Country Status (6)
Country | Link |
---|---|
US (1) | US2686106A (en:Method) |
BE (1) | BE501649A (en:Method) |
CH (1) | CH292070A (en:Method) |
DE (1) | DE852843C (en:Method) |
FR (1) | FR1042759A (en:Method) |
GB (1) | GB676956A (en:Method) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3017172A1 (de) * | 1980-05-05 | 1981-11-12 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von ammonium-nitrilo-trisulfonat |
DE3039021A1 (de) * | 1980-10-16 | 1982-05-13 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von alkalisalzen der imidodisulfonsaeure |
CN113526643B (zh) * | 2021-07-05 | 2023-03-17 | 上海交通大学 | 一种亚硝酸盐废水的脱氮方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2458404A (en) * | 1945-06-05 | 1949-01-04 | Du Pont | Manufacture of sodium hydroxylamine sulfonates |
NL68685C (en:Method) * | 1948-11-01 | 1951-09-15 |
-
0
- BE BE501649D patent/BE501649A/xx unknown
-
1951
- 1951-02-28 GB GB4816/51A patent/GB676956A/en not_active Expired
- 1951-03-01 FR FR1042759D patent/FR1042759A/fr not_active Expired
- 1951-03-02 CH CH292070D patent/CH292070A/de unknown
- 1951-03-03 DE DEN3569A patent/DE852843C/de not_active Expired
-
1952
- 1952-09-16 US US309821A patent/US2686106A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
BE501649A (en:Method) | |
DE852843C (de) | 1952-10-20 |
US2686106A (en) | 1954-08-10 |
CH292070A (de) | 1953-07-31 |
GB676956A (en) | 1952-08-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH277981A (fr) | Procédé de préparation d'alpha-ionones. | |
FR1040631A (fr) | Procédé de préparation continue de novolaques | |
FR992772A (fr) | Procédé de préparation d'oximes alicycliques | |
FR1042759A (fr) | Procédé de préparation des nitrilosulfonates d'ammonium | |
FR1074575A (fr) | Procédé de préparation d'halogéno-fluoréthènes | |
FR1055915A (fr) | Procédé pour la préparation de alpha-hydroxybutyrolactone | |
FR1030309A (fr) | Procédé de préparation d'arylcyanoguanidines | |
FR1048024A (fr) | Procédé de préparation de l'acrylonitrile | |
FR1045738A (fr) | Procédé de préparation de cyano-alkènes | |
FR1163802A (fr) | Procédé de préparation d'hétéro-stéroïdes substitués en position 16 | |
FR1039002A (fr) | Procédé de préparation de l'acroléine | |
FR1048515A (fr) | Procédé pour la préparation de l'urée | |
FR1023945A (fr) | Procédé de préparation d'alcoylidènecyanoacétates | |
FR1046228A (fr) | Procédé de préparation d'aryl-1-amino-2-propanediols 1-3 | |
FR1020713A (fr) | Procédé de préparation des 4, 4'-diamino-diphényl-sulfones monosubstituées | |
FR1055575A (fr) | Procédé de préparation d'hydroxy-phényl-sérines | |
FR1032063A (fr) | Procédé de préparation d'aminoarylacétonitriles | |
FR1049407A (fr) | Procédé de préparation de l'alpha-halo-p-nitroacétophénone | |
FR1017500A (fr) | Procédé de préparation de composés d'alcanolamines | |
FR1050467A (fr) | Procédé perfectionné de préparation de diacylcyanures | |
FR1032178A (fr) | Procédé de préparation de thiosulfate d'ammonium | |
FR1037192A (fr) | Procédé pour la préparation d'oximes | |
FR1041565A (fr) | Nouveau procédé de préparation d'oxazolines | |
FR1041900A (fr) | Procédé de préparation de n-aralcoyl-phényl-isopropylamines | |
FR1045616A (fr) | Procédé de préparation d'acides 3-acyloxy-bisnor- 5-choléniques |