BR9703321A - Process for purifying acrylic acid or methacrylic acid - Google Patents

Process for purifying acrylic acid or methacrylic acid

Info

Publication number
BR9703321A
BR9703321A BR9703321A BR9703321A BR9703321A BR 9703321 A BR9703321 A BR 9703321A BR 9703321 A BR9703321 A BR 9703321A BR 9703321 A BR9703321 A BR 9703321A BR 9703321 A BR9703321 A BR 9703321A
Authority
BR
Brazil
Prior art keywords
acid
purifying acrylic
acrylic acid
methacrylic acid
methacrylic
Prior art date
Application number
BR9703321A
Other languages
Portuguese (pt)
Inventor
Bernd Eck
Theo Proll
Albrecht Dams
Otto Machhammer
Original Assignee
Basf Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Basf Ag filed Critical Basf Ag
Priority to BR9703321A priority Critical patent/BR9703321A/en
Publication of BR9703321A publication Critical patent/BR9703321A/en

Links

BR9703321A 1997-05-27 1997-05-27 Process for purifying acrylic acid or methacrylic acid BR9703321A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR9703321A BR9703321A (en) 1997-05-27 1997-05-27 Process for purifying acrylic acid or methacrylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9703321A BR9703321A (en) 1997-05-27 1997-05-27 Process for purifying acrylic acid or methacrylic acid

Publications (1)

Publication Number Publication Date
BR9703321A true BR9703321A (en) 1999-01-05

Family

ID=4067593

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9703321A BR9703321A (en) 1997-05-27 1997-05-27 Process for purifying acrylic acid or methacrylic acid

Country Status (1)

Country Link
BR (1) BR9703321A (en)

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Legal Events

Date Code Title Description
B07A Technical examination (opinion): publication of technical examination (opinion)
B07A Technical examination (opinion): publication of technical examination (opinion)
B09B Decision: refusal

Free format text: INDEFIRO O PRESENTE PEDIDO, UMA VEZ QUE NAO ATENDE AO REQUISITO DA ATIVIDADE INVENTIVA ( ART. 8O COMBINADO COM O ART. 13 DA LPI )

B12B Appeal: appeal against refusal