FR2167988B1 - - Google Patents

Info

Publication number
FR2167988B1
FR2167988B1 FR7300981A FR7300981A FR2167988B1 FR 2167988 B1 FR2167988 B1 FR 2167988B1 FR 7300981 A FR7300981 A FR 7300981A FR 7300981 A FR7300981 A FR 7300981A FR 2167988 B1 FR2167988 B1 FR 2167988B1
Authority
FR
France
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
FR7300981A
Other languages
French (fr)
Other versions
FR2167988A1 (OSRAM
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.)
Chemiebau Dr A Zieren GmbH and KG
Original Assignee
Chemiebau Dr A Zieren GmbH and KG
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 Chemiebau Dr A Zieren GmbH and KG filed Critical Chemiebau Dr A Zieren GmbH and KG
Publication of FR2167988A1 publication Critical patent/FR2167988A1/fr
Application granted granted Critical
Publication of FR2167988B1 publication Critical patent/FR2167988B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/60—Isolation of sulfur dioxide from gases
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
    • C01B17/504—Preparation of sulfur dioxide by reduction of sulfur compounds of ammonium sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C01C1/249—Deacidifying or drying the crystals
    • 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
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fertilizers (AREA)
FR7300981A 1972-01-14 1973-01-12 Expired FR2167988B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2201632A DE2201632C3 (de) 1972-01-14 1972-01-14 Verfahren zur Herstellung eines Schwefeldioxyd enthaltenden Gases

Publications (2)

Publication Number Publication Date
FR2167988A1 FR2167988A1 (OSRAM) 1973-08-24
FR2167988B1 true FR2167988B1 (OSRAM) 1977-12-30

Family

ID=5832973

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7300981A Expired FR2167988B1 (OSRAM) 1972-01-14 1973-01-12

Country Status (9)

Country Link
JP (1) JPS5129879B2 (OSRAM)
AT (1) AT324357B (OSRAM)
BE (1) BE793839A (OSRAM)
DE (1) DE2201632C3 (OSRAM)
ES (1) ES410584A1 (OSRAM)
FR (1) FR2167988B1 (OSRAM)
GB (1) GB1407161A (OSRAM)
IT (1) IT978003B (OSRAM)
NL (1) NL7300499A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4490347A (en) * 1983-02-07 1984-12-25 E. I. Du Pont De Nemours And Company Process for sulfuric acid regeneration
GB2190909B (en) * 1986-05-02 1990-05-02 Boc Group Plc Treatment of waste material
GB8610856D0 (en) * 1986-05-02 1986-06-11 Boc Group Plc Treatment of waste material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2037619B2 (de) * 1970-07-29 1972-07-13 Chemiebau Dr. A. Zieren GmbH & Co KG, 5000 Köln Verfahren zur spaltung von schwefelsaeure

Also Published As

Publication number Publication date
DE2201632C3 (de) 1978-09-14
BE793839A (fr) 1973-05-02
FR2167988A1 (OSRAM) 1973-08-24
AT324357B (de) 1975-08-25
ES410584A1 (es) 1975-12-01
NL7300499A (OSRAM) 1973-07-17
JPS4879791A (OSRAM) 1973-10-25
GB1407161A (en) 1975-09-24
JPS5129879B2 (OSRAM) 1976-08-27
DE2201632A1 (de) 1973-07-26
DE2201632B2 (de) 1974-12-12
IT978003B (it) 1974-09-20

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse