AT339271B - Verfahren zur wiedergewinnung von methionin und kalium aus den im kreislauf gefuhrten losungen der methioninsynthese - Google Patents
Verfahren zur wiedergewinnung von methionin und kalium aus den im kreislauf gefuhrten losungen der methioninsyntheseInfo
- Publication number
- AT339271B AT339271B AT333175A AT333175A AT339271B AT 339271 B AT339271 B AT 339271B AT 333175 A AT333175 A AT 333175A AT 333175 A AT333175 A AT 333175A AT 339271 B AT339271 B AT 339271B
- Authority
- AT
- Austria
- Prior art keywords
- methionine
- circulated
- potassium
- recovery
- synthesis solutions
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
- C07C319/20—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by reactions not involving the formation of sulfide groups
-
- 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
- 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)
- Engineering & Computer Science (AREA)
- Materials Engineering (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 |
|---|---|---|---|
| DE2421167A DE2421167C3 (de) | 1974-05-02 | 1974-05-02 | Verfahren zur Gewinnung von Methionin und Kaliumhydrogencarbonat aus den im Kreislauf geführten Mutterlaugen des Kaliumcarbonat Methioninverfahrens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA333175A ATA333175A (de) | 1977-02-15 |
| AT339271B true AT339271B (de) | 1977-10-10 |
Family
ID=5914460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT333175A AT339271B (de) | 1974-05-02 | 1975-04-30 | Verfahren zur wiedergewinnung von methionin und kalium aus den im kreislauf gefuhrten losungen der methioninsynthese |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4303621A (de) |
| JP (1) | JPS5542985B2 (de) |
| AT (1) | AT339271B (de) |
| BE (1) | BE828648A (de) |
| BR (1) | BR7502660A (de) |
| CA (1) | CA1049555A (de) |
| CH (1) | CH611277A5 (de) |
| DD (1) | DD119226A5 (de) |
| DE (1) | DE2421167C3 (de) |
| DK (1) | DK141119C (de) |
| ES (1) | ES437156A1 (de) |
| FR (1) | FR2269522B1 (de) |
| GB (1) | GB1510024A (de) |
| IL (1) | IL47215A (de) |
| NL (1) | NL185921C (de) |
| SU (1) | SU586836A3 (de) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6236631U (de) * | 1985-08-19 | 1987-03-04 | ||
| ES2166036T3 (es) * | 1996-10-31 | 2002-04-01 | Sumitomo Chemical Co | Procedimiento para producir metionina. |
| EP1564208B1 (de) * | 2004-02-14 | 2011-05-18 | Evonik Degussa GmbH | Verfahren zur Herstellung von Methionin |
| DE102004035465A1 (de) * | 2004-07-22 | 2006-02-16 | Degussa Ag | Verfahren zur Reinigung von CO2-Gasströmen |
| JP4997729B2 (ja) * | 2005-08-29 | 2012-08-08 | 住友化学株式会社 | メチオニンの製造方法 |
| JP2009292796A (ja) | 2008-06-09 | 2009-12-17 | Sumitomo Chemical Co Ltd | メチオニンの製造方法 |
| JP2009292795A (ja) | 2008-06-09 | 2009-12-17 | Sumitomo Chemical Co Ltd | メチオニンの製造方法 |
| JP5307512B2 (ja) * | 2008-11-07 | 2013-10-02 | 住友化学株式会社 | メチオニンの製造方法 |
| JP2010111640A (ja) | 2008-11-07 | 2010-05-20 | Sumitomo Chemical Co Ltd | メチオニンの製造方法 |
| JP2012201672A (ja) | 2011-03-28 | 2012-10-22 | Sumitomo Chemical Co Ltd | メチオニンの製造方法 |
| CN110536881A (zh) * | 2017-04-27 | 2019-12-03 | 住友化学株式会社 | 蛋氨酸的制造方法和制造设备 |
| CN113993841B (zh) * | 2019-06-18 | 2024-03-22 | 赢创运营有限公司 | 用于制备d,l-甲硫氨酸的方法 |
| EP4293012A1 (de) | 2022-06-17 | 2023-12-20 | Evonik Operations GmbH | Verfahren zur gewinnung von gemischen enthaltend methionin und kaliumhydrogencarbonat |
| WO2024175452A1 (en) | 2023-02-22 | 2024-08-29 | Evonik Operations Gmbh | Apparatus and process for recovery of a valuable material |
| CN116535338B (zh) * | 2023-04-25 | 2023-11-03 | 重庆渝化新材料有限责任公司 | 一种d,l-蛋氨酸生产过程中钾盐回收循环工艺 |
| CN116675631B (zh) * | 2023-06-07 | 2023-12-12 | 重庆渝化新材料有限责任公司 | 一种d,l-蛋氨酸的循环生产方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49818A (de) * | 1972-04-17 | 1974-01-07 |
-
1974
- 1974-05-02 DE DE2421167A patent/DE2421167C3/de not_active Expired
-
1975
- 1975-04-24 GB GB17008/75A patent/GB1510024A/en not_active Expired
- 1975-04-29 ES ES437156A patent/ES437156A1/es not_active Expired
- 1975-04-30 BE BE6045002A patent/BE828648A/xx not_active IP Right Cessation
- 1975-04-30 DD DD185791A patent/DD119226A5/xx unknown
- 1975-04-30 FR FR7513723A patent/FR2269522B1/fr not_active Expired
- 1975-04-30 CH CH554275A patent/CH611277A5/xx not_active IP Right Cessation
- 1975-04-30 AT AT333175A patent/AT339271B/de not_active IP Right Cessation
- 1975-04-30 SU SU752129546A patent/SU586836A3/ru active
- 1975-05-01 JP JP5211975A patent/JPS5542985B2/ja not_active Expired
- 1975-05-01 IL IL47215A patent/IL47215A/xx unknown
- 1975-05-01 DK DK190475A patent/DK141119C/da not_active IP Right Cessation
- 1975-05-01 CA CA226,039A patent/CA1049555A/en not_active Expired
- 1975-05-02 BR BR3384/75A patent/BR7502660A/pt unknown
- 1975-05-02 NL NLAANVRAGE7505228,A patent/NL185921C/xx not_active IP Right Cessation
-
1978
- 1978-08-01 US US05/930,012 patent/US4303621A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH611277A5 (de) | 1979-05-31 |
| SU586836A3 (ru) | 1977-12-30 |
| DE2421167B2 (de) | 1977-09-08 |
| GB1510024A (en) | 1978-05-10 |
| IL47215A0 (en) | 1975-07-28 |
| FR2269522B1 (de) | 1979-06-08 |
| FR2269522A1 (de) | 1975-11-28 |
| JPS511415A (de) | 1976-01-08 |
| JPS5542985B2 (de) | 1980-11-04 |
| IL47215A (en) | 1979-05-31 |
| BR7502660A (pt) | 1976-03-16 |
| NL185921C (nl) | 1990-08-16 |
| NL7505228A (nl) | 1975-11-04 |
| DK141119B (da) | 1980-01-21 |
| DK141119C (da) | 1980-07-28 |
| US4303621A (en) | 1981-12-01 |
| DE2421167A1 (de) | 1975-11-20 |
| ES437156A1 (es) | 1977-01-16 |
| DK190475A (da) | 1975-11-03 |
| BE828648A (fr) | 1975-10-30 |
| ATA333175A (de) | 1977-02-15 |
| DE2421167C3 (de) | 1978-05-11 |
| DD119226A5 (de) | 1976-04-12 |
| CA1049555A (en) | 1979-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee | ||
| ELA | Expired due to lapse of time |