MY100715A

Vapor phase oxidation of n-butane to maleic anhydride and catalyst therefor.

Abstract

IMPROVED VANADIUM/PHOSPHORUS OXIDE CATALYST FOR THE VAPOR PHASE OXIDATION OF N-BUTANE TO MALEIC ANHYDRIDE, AND THE USE OF SAID CATALYST TO PREPARE MALEIC ANHYDRIDE, SAID CATALYST CONTAINING THE NONPOST- DEPOSITED PROMOTER COMPRISING SILICON AND AT LEAST ONE OF INDIUM, ANTIMONY AND TANTALUM.

Term

No projected expiry on record.

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12 members in 8 offices

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Priority claims
DocumentOfficeKindDate
349305United States of America
34930582United States of AmericaA
349305
US19820349305

Members12

Family members, oldest first
DocumentOfficeKind
US4371702AUnited States of AmericaA
EP0087118A1European Patent Office (EPO)A1
JPS58150437AJapanA
US4442226AUnited States of AmericaA
CA1191831ACanadaA
EP0087118B1European Patent Office (EPO)B1
DE3368055D1GermanyD1
SG31587GSingaporeG
HK61887AHong Kong, ChinaA
MY100715AThis recordMalaysiaA
JPH0369577B2JapanB2
MY106017AMalaysiaA