EVONIK ROEHIM GMBH
EVONIK ROEHIM GMBH Patent applications | ||
Patent application number | Title | Published |
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20160031786 | PROCESS FOR PREPARATION OF METHACRYLIC ACID AND METHACRYLIC ACID ESTERS - The invention relates to a process for preparation of at least one of methacrylic acid and a methacrylic acid ester, comprising the process stepsgas phase oxidation of at least one C | 02-04-2016 |