FR2187683A1 - - Google Patents

Info

Publication number
FR2187683A1
FR2187683A1 FR7320345A FR7320345A FR2187683A1 FR 2187683 A1 FR2187683 A1 FR 2187683A1 FR 7320345 A FR7320345 A FR 7320345A FR 7320345 A FR7320345 A FR 7320345A FR 2187683 A1 FR2187683 A1 FR 2187683A1
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.)
Granted
Application number
FR7320345A
Other languages
French (fr)
Other versions
FR2187683B1 (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 FR2187683A1 publication Critical patent/FR2187683A1/fr
Application granted granted Critical
Publication of FR2187683B1 publication Critical patent/FR2187683B1/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
    • C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
FR7320345A 1972-06-08 1973-06-05 Expired FR2187683B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722227878 DE2227878B2 (de) 1972-06-08 1972-06-08 Verfahren zur herstellung schwefeldioxidhaltiger gase

Publications (2)

Publication Number Publication Date
FR2187683A1 true FR2187683A1 (enrdf_load_stackoverflow) 1974-01-18
FR2187683B1 FR2187683B1 (enrdf_load_stackoverflow) 1977-09-30

Family

ID=5847158

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7320345A Expired FR2187683B1 (enrdf_load_stackoverflow) 1972-06-08 1973-06-05

Country Status (7)

Country Link
JP (1) JPS4962394A (enrdf_load_stackoverflow)
BE (1) BE800683A (enrdf_load_stackoverflow)
DE (1) DE2227878B2 (enrdf_load_stackoverflow)
FR (1) FR2187683B1 (enrdf_load_stackoverflow)
GB (1) GB1430786A (enrdf_load_stackoverflow)
IT (1) IT987920B (enrdf_load_stackoverflow)
NL (1) NL7307957A (enrdf_load_stackoverflow)

Families Citing this family (4)

* 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
US5498790A (en) * 1993-06-09 1996-03-12 Novus International, Inc. Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy-4-(methylthio)butyric acid manufacture

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128499A1 (enrdf_load_stackoverflow) * 1971-03-03 1972-10-20 Zieren Chemiebau Gmbh Dr A

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51557B2 (enrdf_load_stackoverflow) * 1971-03-02 1976-01-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128499A1 (enrdf_load_stackoverflow) * 1971-03-03 1972-10-20 Zieren Chemiebau Gmbh Dr A

Also Published As

Publication number Publication date
BE800683A (fr) 1973-10-01
FR2187683B1 (enrdf_load_stackoverflow) 1977-09-30
NL7307957A (enrdf_load_stackoverflow) 1973-12-11
DE2227878B2 (de) 1976-11-04
DE2227878A1 (de) 1974-03-28
JPS4962394A (enrdf_load_stackoverflow) 1974-06-17
GB1430786A (enrdf_load_stackoverflow) 1976-04-07
IT987920B (it) 1975-03-20

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Legal Events

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