BE734719A - - Google Patents

Info

Publication number
BE734719A
BE734719A BE734719DA BE734719A BE 734719 A BE734719 A BE 734719A BE 734719D A BE734719D A BE 734719DA BE 734719 A BE734719 A BE 734719A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE734719A publication Critical patent/BE734719A/xx

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/12—Separation of ammonia from gases and vapours
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S62/00—Refrigeration
    • Y10S62/931—Recovery of hydrogen
    • Y10S62/934—From nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE734719D 1968-06-18 1969-06-18 BE734719A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73798768A 1968-06-18 1968-06-18

Publications (1)

Publication Number Publication Date
BE734719A true BE734719A (fr) 1969-12-18

Family

ID=24966095

Family Applications (1)

Application Number Title Priority Date Filing Date
BE734719D BE734719A (fr) 1968-06-18 1969-06-18

Country Status (6)

Country Link
US (1) US3620031A (fr)
BE (1) BE734719A (fr)
ES (1) ES368405A1 (fr)
FR (1) FR2011147A1 (fr)
GB (1) GB1233989A (fr)
NL (1) NL6909179A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2526005A1 (fr) * 1982-04-29 1983-11-04 Quiri Usines Unite de recuperation d'ammoniac a haut rendement pour installation de traitement utilisant l'ammoniac comme produit actif
US4959088A (en) * 1989-04-14 1990-09-25 Andrija Fuderer Method of producing nitric acid and refrigeration
FR3115848B1 (fr) 2020-10-30 2022-11-25 Psa Automobiles Sa Dispositif de freinage comportant un protecteur de disque et vehicule comportant un tel dispositif de freinage

Also Published As

Publication number Publication date
FR2011147A1 (fr) 1970-02-27
US3620031A (en) 1971-11-16
ES368405A1 (es) 1971-06-16
GB1233989A (fr) 1971-06-03
NL6909179A (fr) 1969-12-22
DE1930645A1 (de) 1970-01-29

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: THE FLUOR CORP. LTD

Effective date: 19860630