FR2447367B1 - - Google Patents
Info
- Publication number
- FR2447367B1 FR2447367B1 FR8001451A FR8001451A FR2447367B1 FR 2447367 B1 FR2447367 B1 FR 2447367B1 FR 8001451 A FR8001451 A FR 8001451A FR 8001451 A FR8001451 A FR 8001451A FR 2447367 B1 FR2447367 B1 FR 2447367B1
- Authority
- FR
- France
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/04—Separation from gases
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/26—Separation; Purification; Stabilisation; Use of additives
- C07C319/28—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C321/00—Thiols, sulfides, hydropolysulfides or polysulfides
- C07C321/02—Thiols having mercapto groups bound to acyclic carbon atoms
- C07C321/04—Thiols having mercapto groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
- C07C323/50—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton
- C07C323/51—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
- C07C323/57—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups
- C07C323/58—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups with amino groups bound to the carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP54007852A JPS60344B2 (ja) | 1979-01-25 | 1979-01-25 | メチオニン合成排ガスから有効成分の回収方法 |
| JP994679A JPS60345B2 (ja) | 1979-01-30 | 1979-01-30 | メチオニン合成排ガスから有効成分の回収法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2447367A1 FR2447367A1 (fr) | 1980-08-22 |
| FR2447367B1 true FR2447367B1 (es) | 1983-01-28 |
Family
ID=26342237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8001451A Granted FR2447367A1 (fr) | 1979-01-25 | 1980-01-23 | Procede de recuperation de l'acide cyanhydrique et du methylmercaptan dans les gaz uses de la synthese de la methionine |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE881325A (es) |
| DE (1) | DE3001806A1 (es) |
| FR (1) | FR2447367A1 (es) |
| IT (1) | IT1143010B (es) |
| MX (1) | MX154099A (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650890A (zh) * | 2022-04-28 | 2023-01-31 | 宁夏紫光天化蛋氨酸有限责任公司 | 2-羟基-4-甲硫基丁腈的生产尾气处理方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3636098A (en) * | 1966-07-02 | 1972-01-18 | Sumitomo Chemical Co | Process for producing methionine |
| DE2315935A1 (de) * | 1973-03-30 | 1974-10-10 | Quimco Gmbh | Neue imidazolderivate und verfahren zu ihrer herstellung |
-
1980
- 1980-01-18 DE DE19803001806 patent/DE3001806A1/de active Granted
- 1980-01-23 FR FR8001451A patent/FR2447367A1/fr active Granted
- 1980-01-23 IT IT47681/80A patent/IT1143010B/it active
- 1980-01-24 BE BE0/199089A patent/BE881325A/fr not_active IP Right Cessation
- 1980-01-24 MX MX180942A patent/MX154099A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1143010B (it) | 1986-10-22 |
| MX154099A (es) | 1987-05-08 |
| FR2447367A1 (fr) | 1980-08-22 |
| DE3001806C2 (es) | 1990-05-23 |
| DE3001806A1 (de) | 1980-07-31 |
| IT8047681A0 (it) | 1980-01-23 |
| BE881325A (fr) | 1980-05-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |