BR9808658A - Process for the production of maleic acid - Google Patents
Process for the production of maleic acidInfo
- Publication number
- BR9808658A BR9808658A BR9808658-8A BR9808658A BR9808658A BR 9808658 A BR9808658 A BR 9808658A BR 9808658 A BR9808658 A BR 9808658A BR 9808658 A BR9808658 A BR 9808658A
- Authority
- BR
- Brazil
- Prior art keywords
- production
- maleic acid
- maleic
- acid
- temperature control
- Prior art date
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Patente de Invenção: <B>"PROCESSO PARA A PRODUçãO DE áCIDO MALéICO"<D>. A presente invenção refere-se a um processo para a produção de ácido maléico com um controle rigoroso da temperatura para a conversão ótima do anidrido maléico em ácido maléico e uma produção mínima de ácido fumárico.Invention Patent: <B> "PROCESS FOR THE PRODUCTION OF MALEIC ACID" <D>. The present invention relates to a process for the production of maleic acid with strict temperature control for the optimal conversion of maleic anhydride to maleic acid and a minimal production of fumaric acid.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97200725A EP0864558A1 (en) | 1997-03-11 | 1997-03-11 | Process for producing maleic acid |
PCT/US1998/004419 WO1998040343A1 (en) | 1997-03-11 | 1998-03-06 | Process for producing maleic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9808658A true BR9808658A (en) | 2000-05-23 |
Family
ID=8228092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9808658-8A BR9808658A (en) | 1997-03-11 | 1998-03-06 | Process for the production of maleic acid |
Country Status (6)
Country | Link |
---|---|
JP (1) | JP2001514656A (en) |
CN (1) | CN1255116A (en) |
AR (1) | AR011188A1 (en) |
BR (1) | BR9808658A (en) |
CA (1) | CA2283206C (en) |
CO (1) | CO5031274A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105439844B (en) * | 2014-08-27 | 2018-03-13 | 常茂生物化学工程股份有限公司 | A kind of method of maleic anhydride sour water coproduction maleic acid and fumaric acid |
JP6638623B2 (en) * | 2016-11-09 | 2020-01-29 | トヨタ自動車株式会社 | Tank manufacturing method |
-
1998
- 1998-03-06 JP JP53963898A patent/JP2001514656A/en not_active Ceased
- 1998-03-06 CN CN 98804885 patent/CN1255116A/en active Pending
- 1998-03-06 CA CA002283206A patent/CA2283206C/en not_active Expired - Fee Related
- 1998-03-06 BR BR9808658-8A patent/BR9808658A/en not_active IP Right Cessation
- 1998-03-11 AR ARP980101089 patent/AR011188A1/en not_active Application Discontinuation
- 1998-03-11 CO CO98013448A patent/CO5031274A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
AR011188A1 (en) | 2000-08-02 |
CA2283206C (en) | 2003-12-23 |
CN1255116A (en) | 2000-05-31 |
JP2001514656A (en) | 2001-09-11 |
CO5031274A1 (en) | 2001-04-27 |
CA2283206A1 (en) | 1998-09-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application fees: dismissal - article 86 of industrial property law |
Free format text: REFERENTE A 6A, 7A, 8A E 9A ANUIDADES |
|
B08K | Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87) |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1892 DE 10/04/2007. |