CA933724A - Regeneration of sulfuric acid from sludges - Google Patents

Regeneration of sulfuric acid from sludges

Info

Publication number
CA933724A
CA933724A CA074440A CA74440A CA933724A CA 933724 A CA933724 A CA 933724A CA 074440 A CA074440 A CA 074440A CA 74440 A CA74440 A CA 74440A CA 933724 A CA933724 A CA 933724A
Authority
CA
Canada
Prior art keywords
sludges
regeneration
sulfuric acid
sulfuric
acid
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
CA074440A
Inventor
Z. Hurlburt Harvey
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.)
Stauffer Chemical Co
Original Assignee
Stauffer Chemical Co
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 Stauffer Chemical Co filed Critical Stauffer Chemical Co
Application granted granted Critical
Publication of CA933724A publication Critical patent/CA933724A/en
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
    • 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)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
CA074440A 1969-02-11 1970-02-10 Regeneration of sulfuric acid from sludges Expired CA933724A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79836269A 1969-02-11 1969-02-11

Publications (1)

Publication Number Publication Date
CA933724A true CA933724A (en) 1973-09-18

Family

ID=25173195

Family Applications (1)

Application Number Title Priority Date Filing Date
CA074440A Expired CA933724A (en) 1969-02-11 1970-02-10 Regeneration of sulfuric acid from sludges

Country Status (7)

Country Link
BE (1) BE745758A (en)
BR (1) BR7016687D0 (en)
CA (1) CA933724A (en)
DE (1) DE2005905A1 (en)
FR (1) FR2032846A5 (en)
GB (1) GB1288851A (en)
NL (1) NL7001861A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3361970D1 (en) * 1982-04-14 1986-03-13 Allied Corp Thermal decomposition of waste sulfuric acid
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
DK98191A (en) * 1991-05-24 1992-11-25 Haldor Topsoe As PROCEDURE FOR THE REGENERATION OF PURIFIC SULFURIC ACID
US5628976A (en) * 1995-10-17 1997-05-13 Air Products And Chemicals Cofiring biosolids in a spent sulfuric acid regeneration facility
RU2744704C2 (en) 2016-07-21 2021-03-15 Хальдор Топсёэ А/С Method for synthesis of sulphur peroxide

Also Published As

Publication number Publication date
FR2032846A5 (en) 1970-11-27
GB1288851A (en) 1972-09-13
BR7016687D0 (en) 1973-01-23
NL7001861A (en) 1970-08-13
DE2005905A1 (en) 1970-09-03
BE745758A (en) 1970-08-10

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