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Priority to JP45087526ApriorityCriticalpatent/JPS4815956B1/ja
Publication of JPS4815956B1publicationCriticalpatent/JPS4815956B1/ja
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
Y02P20/00—Technologies relating to chemical industry
Y02P20/50—Improvements relating to the production of bulk chemicals
Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
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Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms
(AREA)
Vaporization, Distillation, Condensation, Sublimation, And Cold Traps
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Low-Molecular Organic Synthesis Reactions Using Catalysts
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