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 (enrdf_load_stackoverflow
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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
  • Fertilizers (AREA)
FR7300981A 1972-01-14 1973-01-12 Expired FR2167988B1 (enrdf_load_stackoverflow)

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 (enrdf_load_stackoverflow) 1973-08-24
FR2167988B1 true FR2167988B1 (enrdf_load_stackoverflow) 1977-12-30

Family

ID=5832973

Family Applications (1)

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

Country Status (9)

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

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
GB8610856D0 (en) * 1986-05-02 1986-06-11 Boc Group Plc Treatment of waste material
GB2190909B (en) * 1986-05-02 1990-05-02 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
JPS5129879B2 (enrdf_load_stackoverflow) 1976-08-27
ES410584A1 (es) 1975-12-01
DE2201632B2 (de) 1974-12-12
AT324357B (de) 1975-08-25
DE2201632A1 (de) 1973-07-26
BE793839A (fr) 1973-05-02
NL7300499A (enrdf_load_stackoverflow) 1973-07-17
IT978003B (it) 1974-09-20
FR2167988A1 (enrdf_load_stackoverflow) 1973-08-24
DE2201632C3 (de) 1978-09-14
JPS4879791A (enrdf_load_stackoverflow) 1973-10-25
GB1407161A (en) 1975-09-24

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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