GB132529A - - Google Patents

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Publication number
GB132529A
GB132529A GB132529DA GB132529A GB 132529 A GB132529 A GB 132529A GB 132529D A GB132529D A GB 132529DA GB 132529 A GB132529 A GB 132529A
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GB
United Kingdom
Prior art keywords
liquid
firminy
catalysing
forges
acetaldehyde
Prior art date
Legal status (The legal status 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 status listed.)
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Publication of GB132529A publication Critical patent/GB132529A/en
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
    • C07C51/235—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups of —CHO groups or primary alcohol groups

Abstract

132,529. Soc. des Acieries et Forges de Firminy. March 13, 1918, [Convention date]. Drawings to Specification. Non-metallic substances, obtaining.-In the preparation of acetaldehyde by passing acetylene through a catalysing liquid consisting of aqueous sulphuric acid containing mercury, ferric, and vanadium salts, the liquid is regenerated by ,electrolytic oxidation. Specification 124,194 is referred to.
GB132529D Active GB132529A (en)

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ID=1726015

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GB (1) GB132529A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2704765A (en) * 1949-11-18 1955-03-22 Celanese Corp Formaldehyde polymers
US4702137A (en) * 1985-08-20 1987-10-27 Pallet Master, Inc. Automatic band-saw system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2704765A (en) * 1949-11-18 1955-03-22 Celanese Corp Formaldehyde polymers
US4702137A (en) * 1985-08-20 1987-10-27 Pallet Master, Inc. Automatic band-saw system

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