NO994880L - Fremgangsmåte for rensing av en prosesstrøm - Google Patents
Fremgangsmåte for rensing av en prosesstrømInfo
- Publication number
- NO994880L NO994880L NO994880A NO994880A NO994880L NO 994880 L NO994880 L NO 994880L NO 994880 A NO994880 A NO 994880A NO 994880 A NO994880 A NO 994880A NO 994880 L NO994880 L NO 994880L
- Authority
- NO
- Norway
- Prior art keywords
- cleaning
- stream
- process stream
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9821970.2A GB9821970D0 (en) | 1998-10-08 | 1998-10-08 | Process for purifying a process system |
Publications (2)
Publication Number | Publication Date |
---|---|
NO994880D0 NO994880D0 (no) | 1999-10-07 |
NO994880L true NO994880L (no) | 2000-04-10 |
Family
ID=10840227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO994880A NO994880L (no) | 1998-10-08 | 1999-10-07 | Fremgangsmåte for rensing av en prosesstrøm |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0992483A1 (sh) |
JP (1) | JP2000119219A (sh) |
KR (1) | KR20000028897A (sh) |
CN (1) | CN1259511A (sh) |
BR (1) | BR9904451A (sh) |
GB (1) | GB9821970D0 (sh) |
ID (1) | ID23349A (sh) |
NO (1) | NO994880L (sh) |
SG (1) | SG82032A1 (sh) |
TR (1) | TR199902488A2 (sh) |
YU (1) | YU50499A (sh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4601880B2 (ja) * | 2000-10-18 | 2010-12-22 | 株式会社クラレ | エチレン−酢酸ビニル共重合体の製造方法と、この方法により得た共重合体のけん化物およびこれを含む成形物 |
TW201240725A (en) | 2003-12-19 | 2012-10-16 | Celanese Int Corp | Layered support material for catalysts |
US7700801B2 (en) * | 2004-11-15 | 2010-04-20 | Celanese International Corporation | Co-production of vinyl acetate and ethyl acetate |
US8227369B2 (en) | 2005-05-25 | 2012-07-24 | Celanese International Corp. | Layered composition and processes for preparing and using the composition |
CN101148407B (zh) * | 2007-10-16 | 2010-04-14 | 南京师范大学 | 连续侧线出料法提取酮康唑生产中乙酸乙酯的方法 |
CN102180790B (zh) * | 2011-03-11 | 2013-03-20 | 济南圣泉集团股份有限公司 | 乙酸乙酯和丁酮混合溶剂的除水方法 |
KR101724072B1 (ko) * | 2014-04-04 | 2017-04-06 | 한화케미칼 주식회사 | 분리벽형 증류탑을 이용한 비닐 아세트산의 정제 방법 |
KR102462860B1 (ko) * | 2019-08-05 | 2022-11-03 | 라이온델바젤 아세틸, 엘엘씨 | Vam 제조 동안 에틸 아세테이트 제거 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1768412C3 (de) * | 1968-05-10 | 1974-06-06 | Bayer Ag, 5090 Leverkusen | Verfahren zur Gewinnung von Vinylacetat |
US3692636A (en) * | 1969-11-28 | 1972-09-19 | Celanese Corp | Separation of a mixture comprising vinyl acetate,ethyl acetate,and acetic acid by distillation |
DE3131981A1 (de) * | 1981-08-13 | 1983-02-24 | Bayer Ag, 5090 Leverkusen | Verfarhen zur aufarbeitung von rohem, fluessigem vinylacetat |
DE3422575A1 (de) * | 1984-06-18 | 1985-12-19 | Hoechst Ag, 6230 Frankfurt | Verfahren zur abtrennung von vinylacetat |
-
1998
- 1998-10-08 GB GBGB9821970.2A patent/GB9821970D0/en not_active Ceased
-
1999
- 1999-09-22 EP EP99307482A patent/EP0992483A1/en not_active Withdrawn
- 1999-09-30 SG SG9905530A patent/SG82032A1/en unknown
- 1999-10-04 JP JP11282232A patent/JP2000119219A/ja active Pending
- 1999-10-06 YU YU50499A patent/YU50499A/sh unknown
- 1999-10-07 KR KR1019990043224A patent/KR20000028897A/ko not_active Application Discontinuation
- 1999-10-07 TR TR1999/02488A patent/TR199902488A2/xx unknown
- 1999-10-07 ID IDP990932A patent/ID23349A/id unknown
- 1999-10-07 NO NO994880A patent/NO994880L/no not_active Application Discontinuation
- 1999-10-07 BR BR9904451-0A patent/BR9904451A/pt not_active IP Right Cessation
- 1999-10-08 CN CN99120890A patent/CN1259511A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
NO994880D0 (no) | 1999-10-07 |
BR9904451A (pt) | 2000-09-05 |
GB9821970D0 (en) | 1998-12-02 |
TR199902488A3 (tr) | 2000-05-22 |
ID23349A (id) | 2000-04-13 |
EP0992483A1 (en) | 2000-04-12 |
KR20000028897A (ko) | 2000-05-25 |
JP2000119219A (ja) | 2000-04-25 |
CN1259511A (zh) | 2000-07-12 |
SG82032A1 (en) | 2001-07-24 |
TR199902488A2 (xx) | 2000-05-22 |
YU50499A (sh) | 2001-05-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |