CS175309B1 - Method of catalyst's deactivation during polyphenylene oxide production - Google Patents

Method of catalyst's deactivation during polyphenylene oxide production

Info

Publication number
CS175309B1
CS175309B1 CS821975A CS821975A CS175309B1 CS 175309 B1 CS175309 B1 CS 175309B1 CS 821975 A CS821975 A CS 821975A CS 821975 A CS821975 A CS 821975A CS 175309 B1 CS175309 B1 CS 175309B1
Authority
CS
Czechoslovakia
Prior art keywords
catalyst
polyphenylene oxide
oxide production
deactivation during
during polyphenylene
Prior art date
Application number
CS821975A
Other languages
English (en)
Inventor
Jan Kotas
Ladislav Pospisil
Vlastimil Kolar
Original Assignee
Jan Kotas
Ladislav Pospisil
Vlastimil Kolar
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 Jan Kotas, Ladislav Pospisil, Vlastimil Kolar filed Critical Jan Kotas
Priority to CS821975A priority Critical patent/CS175309B1/cs
Publication of CS175309B1 publication Critical patent/CS175309B1/cs

Links

CS821975A 1975-12-04 1975-12-04 Method of catalyst's deactivation during polyphenylene oxide production CS175309B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CS821975A CS175309B1 (en) 1975-12-04 1975-12-04 Method of catalyst's deactivation during polyphenylene oxide production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS821975A CS175309B1 (en) 1975-12-04 1975-12-04 Method of catalyst's deactivation during polyphenylene oxide production

Publications (1)

Publication Number Publication Date
CS175309B1 true CS175309B1 (en) 1977-05-31

Family

ID=5432466

Family Applications (1)

Application Number Title Priority Date Filing Date
CS821975A CS175309B1 (en) 1975-12-04 1975-12-04 Method of catalyst's deactivation during polyphenylene oxide production

Country Status (1)

Country Link
CS (1) CS175309B1 (cs)

Similar Documents

Publication Publication Date Title
ZA767073B (en) Process for the preparation of a catalyst
CS188994B2 (en) Process for preparing alkylesters of 1,4-dihydro-pyridincarboxylic acids
IL50998A0 (en) Production of (amm) oxidation catalyst
JPS51143604A (en) Method of producing propylene oxide
JPS5366890A (en) Method of manufacturing catalyst
JPS51133210A (en) Method of producing propylene oxide
JPS51137688A (en) Method of manufacturing copperrnickellsilica catalyst composites
SU762760A3 (en) Method of preparing 2,2,6-trimethyl-1-cyclohexene-2-vinylalkanoates
GR61620B (en) Preparation process of pyrazol-1-yl-phenyloxic acids
ZA764538B (en) Method of catalyst manufacture
GR63123B (en) Preparation process of novel 1,4-diphenyl-3-pyrazolin-5-ones
JPS51136600A (en) Process for preparing gammaaferric oxide*3*
GR60360B (en) Preparation process of 7-(a,a-disubstituted-acetamido)-3-substituted-3-cephem-4-carboxylic acids
CS189796B2 (en) Method of producing 2 alpha,3 alpha,5 alpha,6 alpha,16 alpha,17 alpha-triepoxy-17-bromandrostane
HU175354B (hu) Sposob poluchenija s-triazinov, prezhde vsego 2-alkil-amino-4,6-dikhloro-s-triazinov a vygodno 2,4-di-skobka-alkil-amino-skobka zakryta-6-khloro-s-triazinov
CS193588B2 (en) Method of producing 7 beta-/d-2-amino-2-/r'sulphonylaminophenyl/acetylymino/-2-r-cephem-4-carboxylic acids
JPS5259096A (en) Process for preparing gammaaferric oxide*3*
JPS5259095A (en) Process for preparing gammaaferric oxide*3*
JPS5262221A (en) Method of dehydrogenating isobutyis acid oxidizingly
CS190550B2 (en) Method of producing 6,11-dihydro-11-oxodibenz/b,e/-oxepinalkanoic acid
CS175309B1 (en) Method of catalyst's deactivation during polyphenylene oxide production
CS191326B2 (en) Method of preparing derivatives of 3,3'-triarylmethan dicarboxylic acids
JPS526398A (en) Method of purifying iron oxide
JPS525842A (en) Coumarin having sulfonylamino group and process for manufacture thereof
CS189766B2 (en) Method of preparing perpropionic acid