GB473054A - Improvements in or relating to the clarification of industrial liquors - Google Patents

Improvements in or relating to the clarification of industrial liquors

Info

Publication number
GB473054A
GB473054A GB8271/37A GB827137A GB473054A GB 473054 A GB473054 A GB 473054A GB 8271/37 A GB8271/37 A GB 8271/37A GB 827137 A GB827137 A GB 827137A GB 473054 A GB473054 A GB 473054A
Authority
GB
United Kingdom
Prior art keywords
acid
solutions
settlement
colloid
remove
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
GB8271/37A
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.)
British Titan Products Co Ltd
British Titan Ltd
Original Assignee
British Titan Products Co Ltd
British Titan 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 British Titan Products Co Ltd, British Titan Ltd filed Critical British Titan Products Co Ltd
Publication of GB473054A publication Critical patent/GB473054A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5263Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

A method of clarifying industrial liquors, for example solutions of ilmenite in sulphuric acid, acid solutions obtained in preparing titanium pigments or solutions containing phosphoric acid, consists in first adding an organic colloid to remove finely divided matter by settlement and then a second organic colloid, which will coagulate with the first and remove by settlement any remaining finely divided matter. The first colloid may be a glue, gelatin, alginate, albuminoid, protein or dextrine, and the second tannin or tannic acid, gallo-tannic acid, quinic acid or pyrogallic acid. The colloids are preferably used in the form of concentrated aqueous solutions.ALSO:A method of clarifying industrial liquors, for example, solutions of ilmenite in sulphuric acid, acid solutions obtained in preparing titanium pigments or solutions containing phosphoric acid, consists in first adding an organic colloid to remove finely divided matter by settlement and then a second organic colloid, which will coagulate with the first and remove by settlement any remaining finely-divided matter. The first colloid may be a glue, gelatin, alginate albuminoid, protein or dextrine, and the second tannin or tannic acid, gallo-tannic acid, quinic acid or pyro-gallic acid. The colloids are preferably used in the form of concentrated aqueous solutions.
GB8271/37A 1936-03-21 1937-03-20 Improvements in or relating to the clarification of industrial liquors Expired GB473054A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US473054XA 1936-03-21 1936-03-21

Publications (1)

Publication Number Publication Date
GB473054A true GB473054A (en) 1937-10-05

Family

ID=21948231

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8271/37A Expired GB473054A (en) 1936-03-21 1937-03-20 Improvements in or relating to the clarification of industrial liquors

Country Status (1)

Country Link
GB (1) GB473054A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973320C (en) * 1952-10-26 1960-01-21 Zschimmer & Schwarz Vormals Ch Preparations for treating water containing paper stock for the purpose of flocculation and cleaning

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973320C (en) * 1952-10-26 1960-01-21 Zschimmer & Schwarz Vormals Ch Preparations for treating water containing paper stock for the purpose of flocculation and cleaning

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