[go: up one dir, main page]

FR1023710A - Improvements to formic acid manufacturing processes - Google Patents

Improvements to formic acid manufacturing processes

Info

Publication number
FR1023710A
FR1023710A FR1023710DA FR1023710A FR 1023710 A FR1023710 A FR 1023710A FR 1023710D A FR1023710D A FR 1023710DA FR 1023710 A FR1023710 A FR 1023710A
Authority
FR
France
Prior art keywords
formic acid
manufacturing processes
acid manufacturing
processes
formic
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.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Norsk Hydro Elektrisk Kvaelstof AS
Original Assignee
Norsk Hydro Elektrisk Kvaelstof AS
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 Norsk Hydro Elektrisk Kvaelstof AS filed Critical Norsk Hydro Elektrisk Kvaelstof AS
Application granted granted Critical
Publication of FR1023710A publication Critical patent/FR1023710A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
FR1023710D 1949-08-31 1950-08-23 Improvements to formic acid manufacturing processes Expired FR1023710A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO1023710X 1949-08-31

Publications (1)

Publication Number Publication Date
FR1023710A true FR1023710A (en) 1953-03-23

Family

ID=19907961

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1023710D Expired FR1023710A (en) 1949-08-31 1950-08-23 Improvements to formic acid manufacturing processes

Country Status (1)

Country Link
FR (1) FR1023710A (en)

Similar Documents

Publication Publication Date Title
FR1090261A (en) Manufacturing process of terephthalic acid
FR1023710A (en) Improvements to formic acid manufacturing processes
FR1013800A (en) Processes for manufacturing terephthalic acid
FR65264E (en) Improvements to phosphoric acid manufacturing processes
CH284071A (en) Manufacturing process of isovaleric acid.
FR985709A (en) Mono-chloroacetic acid manufacturing process
FR951932A (en) Improvement in the manufacture of 11-Bromoundecylic acid
FR984767A (en) Manufacture of formic acid
FR1022377A (en) Improvements in the manufacture of phosphoric acid
FR1019244A (en) Manufacturing process of 4-nitro-1-aminonaphthalene-5-sulfonic acid
FR1043797A (en) Manufacturing process of 12-ketostearic acid esters
FR1087652A (en) Improvements to toluic acid manufacturing processes
FR979134A (en) Manufacturing process for monochloroacetic acid
FR1047283A (en) Sulfuric acid production process
FR922858A (en) Improvements to nitric acid manufacturing processes
FR983507A (en) Concentrated sulfuric acid purification process
FR1109012A (en) Manufacturing process of hydrocyanic acid
FR58915E (en) Manufacturing process of alpha-naphthylacetic acid
FR1030630A (en) Manufacturing process for orthophosphoric acid esters
CH280471A (en) Process for manufacturing alpha-naphthylacetic acid.
FR1064989A (en) Improvements in the manufacture of hydrocyanic acid
FR997630A (en) Manufacturing process of concentrated nitric acid
FR1054693A (en) Manufacture of terephthalic acid
FR59916E (en) Manufacturing process of terephthalic acid
FR1011680A (en) Improvements to alpha-chloromethylnaphthalene manufacturing processes, in particular for the preparation of alpha-naphthylacetic acid by synthesis