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GB9110308D0 - Oxidation process - Google Patents

Oxidation process

Info

Publication number
GB9110308D0
GB9110308D0 GB919110308A GB9110308A GB9110308D0 GB 9110308 D0 GB9110308 D0 GB 9110308D0 GB 919110308 A GB919110308 A GB 919110308A GB 9110308 A GB9110308 A GB 9110308A GB 9110308 D0 GB9110308 D0 GB 9110308D0
Authority
GB
United Kingdom
Prior art keywords
oxidation process
oxidation
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.)
Granted
Application number
GB919110308A
Other versions
GB2246561A (en
GB2246561B (en
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.)
Tioxide Group Services Ltd
Original Assignee
Tioxide Group Services Ltd
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 Tioxide Group Services Ltd filed Critical Tioxide Group Services Ltd
Publication of GB9110308D0 publication Critical patent/GB9110308D0/en
Publication of GB2246561A publication Critical patent/GB2246561A/en
Application granted granted Critical
Publication of GB2246561B publication Critical patent/GB2246561B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/14—Sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
GB9110308A 1990-06-11 1991-05-13 Oxidation of ferrous sulphate by a two-stage process Expired - Lifetime GB2246561B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909012980A GB9012980D0 (en) 1990-06-11 1990-06-11 Oxidation process

Publications (3)

Publication Number Publication Date
GB9110308D0 true GB9110308D0 (en) 1991-07-03
GB2246561A GB2246561A (en) 1992-02-05
GB2246561B GB2246561B (en) 1994-05-18

Family

ID=10677410

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909012980A Pending GB9012980D0 (en) 1990-06-11 1990-06-11 Oxidation process
GB9110308A Expired - Lifetime GB2246561B (en) 1990-06-11 1991-05-13 Oxidation of ferrous sulphate by a two-stage process

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909012980A Pending GB9012980D0 (en) 1990-06-11 1990-06-11 Oxidation process

Country Status (2)

Country Link
ES (1) ES2040162B1 (en)
GB (2) GB9012980D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9404191D0 (en) * 1994-03-04 1994-04-20 Imperial College Preparations and uses of polyferric sulphate
CN1507416A (en) * 2001-07-05 2004-06-23 谢万星 Antioxidant ferrous halide water solution and its prepn process
GB2480439A (en) 2010-05-17 2011-11-23 Tioxide Europe Ltd A process for forming ferrous sulphate monohydrate
CN111675246A (en) * 2020-06-30 2020-09-18 河南爱尔福克化学股份有限公司 Method for preparing polymeric ferric sulfate from ferrous mother liquor of titanium dioxide byproduct

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1561024A (en) * 1977-04-29 1980-02-13 Tioxide Group Ltd Production of solid ferric sulphate
DE2834460A1 (en) * 1978-08-05 1980-02-28 Giulini Chemie Solubilisation of basic ferric sulphate - from oxidn. of hydrated ferrous sulphate, by reaction with sulphuric acid giving prod. useful as sewage flocculant
GB2125020B (en) * 1982-07-24 1986-05-14 Tioxide Group Plc Oxidation of ferrous sulphate to ferric sulphate
US4707349A (en) * 1986-02-28 1987-11-17 Hjersted Norman B Process of preparing a preferred ferric sulfate solution, and product

Also Published As

Publication number Publication date
GB9012980D0 (en) 1990-08-01
GB2246561A (en) 1992-02-05
ES2040162A1 (en) 1993-10-01
GB2246561B (en) 1994-05-18
ES2040162B1 (en) 1994-05-16

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20110512