IT1070921B - Trattamento dei residui di solfati metallici solubili in acqua - Google Patents

Trattamento dei residui di solfati metallici solubili in acqua

Info

Publication number
IT1070921B
IT1070921B IT28438/76A IT2843876A IT1070921B IT 1070921 B IT1070921 B IT 1070921B IT 28438/76 A IT28438/76 A IT 28438/76A IT 2843876 A IT2843876 A IT 2843876A IT 1070921 B IT1070921 B IT 1070921B
Authority
IT
Italy
Prior art keywords
treatment
water soluble
soluble metallic
metallic sulphate
sulphate residues
Prior art date
Application number
IT28438/76A
Other languages
English (en)
Italian (it)
Original Assignee
Allied Chem
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 Allied Chem filed Critical Allied Chem
Application granted granted Critical
Publication of IT1070921B publication Critical patent/IT1070921B/it

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
    • C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
    • C01B17/507—Preparation of sulfur dioxide by reduction of sulfur compounds of iron sulfates
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/03—Papermaking liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
IT28438/76A 1975-11-20 1976-10-18 Trattamento dei residui di solfati metallici solubili in acqua IT1070921B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/633,775 US4043822A (en) 1975-11-20 1975-11-20 Treatment of water-soluble metal sulfate residues

Publications (1)

Publication Number Publication Date
IT1070921B true IT1070921B (it) 1985-04-02

Family

ID=24541084

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28438/76A IT1070921B (it) 1975-11-20 1976-10-18 Trattamento dei residui di solfati metallici solubili in acqua

Country Status (6)

Country Link
US (1) US4043822A (OSRAM)
JP (1) JPS5263897A (OSRAM)
DE (1) DE2647824A1 (OSRAM)
FR (1) FR2332231A1 (OSRAM)
GB (1) GB1507397A (OSRAM)
IT (1) IT1070921B (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4855117A (en) * 1985-09-13 1989-08-08 Institut Francais Du Petrole Process for removing sulfur oxides from a gas by means of an absorption mass regenerable by reaction with elemental sulfur
FR2587237B1 (fr) * 1985-09-13 1988-01-08 Inst Francais Du Petrole Procede d'elimination d'oxydes de soufre d'un gaz au moyen d'une masse d'absorption regenerable par reaction avec du soufre elementaire
NL9302081A (nl) * 1993-11-30 1995-06-16 Gastec Nv Werkwijze voor het verwijderen van elementaire zwavel uit een gasstroom.
JP2010504423A (ja) * 2006-09-21 2010-02-12 キュイテ−フェル エ チタン インコーポレイティド 鉄分の豊富な金属塩化物の廃棄物からの金属鉄および塩素価値の回収のための電気化学的方法
AU2008352881B2 (en) * 2008-03-20 2013-04-04 Rio Tinto Iron & Titanium Inc. Electrochemical process for the recovery of metallic iron and chlorine values from iron-rich metal chloride wastes
CN109052335B (zh) * 2018-07-24 2023-08-22 上海三夫工程技术有限公司 一种硫磺气体还原废硫酸制液体二氧化硫和硫酸的方法
CN108928985A (zh) * 2018-08-13 2018-12-04 荆门市格林美新材料有限公司 一种含钴镍重金属离子废水的循环处理工艺

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US455611A (en) * 1891-07-07 Process of reducing kaolins and clays to their component oxides
US238980A (en) * 1881-03-15 beegee spence
US463143A (en) * 1891-11-17 Process of and apparatus for preparing aluminium sulphide
NL277351A (OSRAM) * 1961-04-22
BE628731A (OSRAM) * 1962-09-24 1900-01-01
US3427126A (en) * 1963-07-01 1969-02-11 Livio Cambi Preparation of water-insoluble sulphides
DE1229995B (de) * 1964-01-17 1966-12-08 Chemiebau Dr A Zieren Ges Mit Verfahren zur Gewinnung von Ammoniak und Schwefeldioxyd
US3450523A (en) * 1966-04-15 1969-06-17 Mini Ind Chimice Procedure for the extraction of manganese,iron and other metals from silicates,metallurgical wastes and complex mining products
US3667908A (en) * 1970-11-27 1972-06-06 Westvaco Corp Removal and recovery of sulfur oxides from gases
FR2138545B1 (OSRAM) * 1971-05-27 1973-05-25 Inst Francais Du Petrole
FR2157180A6 (OSRAM) * 1971-07-20 1973-06-01 Inst Francais Du Petrole

Also Published As

Publication number Publication date
DE2647824A1 (de) 1977-05-26
FR2332231B3 (OSRAM) 1979-07-27
FR2332231A1 (fr) 1977-06-17
JPS5263897A (en) 1977-05-26
US4043822A (en) 1977-08-23
GB1507397A (en) 1978-04-12

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