IN147953B - - Google Patents
Info
- Publication number
- IN147953B IN147953B IN527/DEL/78A IN527DE1978A IN147953B IN 147953 B IN147953 B IN 147953B IN 527DE1978 A IN527DE1978 A IN 527DE1978A IN 147953 B IN147953 B IN 147953B
- Authority
- IN
- India
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/26—Multiple-effect evaporating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/03—Acrylonitrile
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/20—Power plant
Landscapes
- Chemical & Material Sciences (AREA)
- Organic 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 |
|---|---|---|---|
| US05/820,479 US4166008A (en) | 1977-07-29 | 1977-07-29 | Process for recovery of olefinic nitriles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN147953B true IN147953B (es) | 1980-08-23 |
Family
ID=25230894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN527/DEL/78A IN147953B (es) | 1977-07-29 | 1978-07-18 |
Country Status (30)
| Country | Link |
|---|---|
| US (1) | US4166008A (es) |
| EP (1) | EP0000566B1 (es) |
| JP (1) | JPS5427524A (es) |
| AR (1) | AR222800A1 (es) |
| AT (1) | AT364814B (es) |
| AU (1) | AU519153B2 (es) |
| BG (1) | BG51249A3 (es) |
| BR (1) | BR7804802A (es) |
| CA (1) | CA1117978A (es) |
| CS (1) | CS205131B2 (es) |
| DD (1) | DD140037A5 (es) |
| DE (1) | DE2861004D1 (es) |
| DK (1) | DK336978A (es) |
| EG (1) | EG13388A (es) |
| ES (2) | ES472142A1 (es) |
| FI (1) | FI782217A (es) |
| GR (1) | GR64946B (es) |
| HU (1) | HU184180B (es) |
| IE (1) | IE47217B1 (es) |
| IL (1) | IL55009A (es) |
| IN (1) | IN147953B (es) |
| IT (1) | IT1097152B (es) |
| MX (1) | MX149220A (es) |
| NO (1) | NO144487C (es) |
| PH (1) | PH16172A (es) |
| PL (1) | PL115232B1 (es) |
| PT (1) | PT68308A (es) |
| RO (1) | RO74849A (es) |
| TR (1) | TR20028A (es) |
| ZA (1) | ZA783858B (es) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269667A (en) * | 1979-08-02 | 1981-05-26 | Standard Oil Company | Acrylonitrile purification by extractive distillation |
| US4334965A (en) * | 1980-12-31 | 1982-06-15 | Standard Oil Company | Process for recovery of olefinic nitriles |
| JPS58124753A (ja) * | 1982-01-20 | 1983-07-25 | ザ・スタンダ−ド・オイル・カンパニ− | オレフインニトリルの回収法 |
| JPS58225048A (ja) * | 1982-06-22 | 1983-12-27 | Asahi Chem Ind Co Ltd | メタクリロニトリルの製造法 |
| US4404064A (en) * | 1982-12-30 | 1983-09-13 | Monsanto Company | Water extractive distillation of olefinically unsaturated nitriles |
| ES2158527T3 (es) * | 1996-10-23 | 2001-09-01 | Solutia Inc | Procedimiento para purificar acrilonitrilo. |
| ES2197578T3 (es) * | 1998-02-23 | 2004-01-01 | The Standard Oil Company | Purificacion y recuperacion mejoradas de acetonitrilo. |
| US5869730A (en) * | 1998-05-13 | 1999-02-09 | The Standard Oil Company | Oxidant reduction by manipulation and/or treatment of aqueous acrylonitrile process streams |
| EP1093389B1 (en) * | 1998-06-15 | 2004-03-24 | Solutia Inc. | Process for recovery of acrylonitirle |
| US6197855B1 (en) * | 1998-09-29 | 2001-03-06 | Solutia Inc. | Nucleation of Polyamides in the presence of hypophosphite |
| US6107509A (en) * | 1999-03-31 | 2000-08-22 | The Standard Oil Company | Process for the recovery of acrylonitrile and methacrylontrile |
| JP2004217656A (ja) * | 2003-01-14 | 2004-08-05 | Solutia Inc | アクリロニトリル精製プロセスにおける凝縮させた冷却オーバーヘッドの再循環 |
| US20090299087A1 (en) * | 2008-05-28 | 2009-12-03 | Solutia, Inc. | Process for manufacturing unsaturated mononitriles to improve on-stream time and reduce fouling |
| JP5476774B2 (ja) * | 2009-04-07 | 2014-04-23 | 三菱レイヨン株式会社 | （メタ）アクリロニトリルの回収方法 |
| CN104941419A (zh) | 2014-03-31 | 2015-09-30 | 英尼奥斯欧洲股份公司 | 反应器流出物的改进的氨移除 |
| CN104941380A (zh) | 2014-03-31 | 2015-09-30 | 英尼奥斯欧洲股份公司 | 用于淬冷流出物的改进的烟雾消除器操作 |
| CN109499085A (zh) | 2014-06-11 | 2019-03-22 | 英尼奥斯欧洲股份公司 | 丙烯腈回收的乙腈移除步骤中的污染减轻 |
| CN112587950A (zh) * | 2014-09-29 | 2021-04-02 | 英尼奥斯欧洲股份公司 | 用于工艺流的蒸发系统 |
| CN105597360A (zh) | 2014-09-29 | 2016-05-25 | 英尼奥斯欧洲股份公司 | 用于工艺流的蒸发系统 |
| CN104587684A (zh) | 2014-09-30 | 2015-05-06 | 英尼奥斯欧洲股份公司 | 用于工艺流的蒸发系统 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3149055A (en) * | 1962-08-22 | 1964-09-15 | Standard Oil Co | Purification of olefinically unsaturated nitriles |
| FR1427860A (fr) * | 1964-12-24 | 1966-02-11 | Electrochimie Soc | Perfectionnements aux procédés d'obtention d'acrylonitrile et d'acétonitrile purs |
| US3399120A (en) * | 1965-12-09 | 1968-08-27 | Monsanto Co | Purification of olefinically unsaturated nitriles by water extractive distillation |
| US3352764A (en) * | 1966-05-02 | 1967-11-14 | Standard Oil Co | Absorption and distillation process for separating crude unsaturated nitriles from acetonitrile with selective solvent recycle |
| US3507755A (en) * | 1967-10-17 | 1970-04-21 | Bayer Ag | Process for the purification of acrylonitrile by distillation with side stream withdrawal and decantation |
| US3936360A (en) * | 1971-04-07 | 1976-02-03 | The Standard Oil Company | Process for distillation and recovery of olefinic nitriles |
| US3734943A (en) * | 1971-05-06 | 1973-05-22 | Standard Oil Co | Deep well disposal process for acrylonitrile process waste water |
| CA964434A (en) * | 1971-08-02 | 1975-03-18 | Badger Company | Disposal of waste material from unsaturated nitrile plant |
| US3862890A (en) * | 1971-09-03 | 1975-01-28 | Robert D Presson | Fractional distillation using a vapor side stream to control hcn concentration in purificatin of crude nitriles |
-
1977
- 1977-07-29 US US05/820,479 patent/US4166008A/en not_active Expired - Lifetime
-
1978
- 1978-06-26 CA CA000306183A patent/CA1117978A/en not_active Expired
- 1978-06-26 IL IL55009A patent/IL55009A/xx unknown
- 1978-06-26 GR GR56597A patent/GR64946B/el unknown
- 1978-07-03 AU AU37701/78A patent/AU519153B2/en not_active Expired
- 1978-07-05 ZA ZA00783858A patent/ZA783858B/xx unknown
- 1978-07-07 MX MX174097A patent/MX149220A/es unknown
- 1978-07-11 FI FI782217A patent/FI782217A/fi not_active Application Discontinuation
- 1978-07-12 AR AR272931A patent/AR222800A1/es active
- 1978-07-12 IT IT25630/78A patent/IT1097152B/it active
- 1978-07-17 PT PT68308A patent/PT68308A/pt unknown
- 1978-07-18 IN IN527/DEL/78A patent/IN147953B/en unknown
- 1978-07-21 DE DE7878100473T patent/DE2861004D1/de not_active Expired
- 1978-07-21 EP EP78100473A patent/EP0000566B1/en not_active Expired
- 1978-07-25 BR BR7804802A patent/BR7804802A/pt unknown
- 1978-07-25 PH PH21422A patent/PH16172A/en unknown
- 1978-07-26 BG BG40500(A patent/BG51249A3/xx unknown
- 1978-07-26 DD DD78206955A patent/DD140037A5/de unknown
- 1978-07-26 EG EG458/78A patent/EG13388A/xx active
- 1978-07-26 TR TR20028A patent/TR20028A/xx unknown
- 1978-07-27 RO RO7894815A patent/RO74849A/ro unknown
- 1978-07-27 IE IE1525/78A patent/IE47217B1/en unknown
- 1978-07-27 CS CS784989A patent/CS205131B2/cs unknown
- 1978-07-27 ES ES472142A patent/ES472142A1/es not_active Expired
- 1978-07-27 HU HU78SA3124A patent/HU184180B/hu unknown
- 1978-07-28 JP JP9243678A patent/JPS5427524A/ja active Granted
- 1978-07-28 NO NO782598A patent/NO144487C/no unknown
- 1978-07-28 DK DK336978A patent/DK336978A/da not_active Application Discontinuation
- 1978-07-28 PL PL1978208705A patent/PL115232B1/pl unknown
- 1978-07-31 AT AT0555578A patent/AT364814B/de not_active IP Right Cessation
- 1978-08-28 ES ES472882A patent/ES472882A1/es not_active Expired