IT1090037B - Perfezionamento nei procedimenti di chiarificazione di acque naturali non tratatte - Google Patents

Perfezionamento nei procedimenti di chiarificazione di acque naturali non tratatte

Info

Publication number
IT1090037B
IT1090037B IT5142277A IT5142277A IT1090037B IT 1090037 B IT1090037 B IT 1090037B IT 5142277 A IT5142277 A IT 5142277A IT 5142277 A IT5142277 A IT 5142277A IT 1090037 B IT1090037 B IT 1090037B
Authority
IT
Italy
Prior art keywords
treated
improvement
natural waters
clarification procedures
clarification
Prior art date
Application number
IT5142277A
Other languages
English (en)
Original Assignee
American Cyanamid 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
Priority claimed from US05/792,746 external-priority patent/US4137165A/en
Application filed by American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of IT1090037B publication Critical patent/IT1090037B/it

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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT5142277A 1976-10-26 1977-10-14 Perfezionamento nei procedimenti di chiarificazione di acque naturali non tratatte IT1090037B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US73557776A 1976-10-26 1976-10-26
US05/792,746 US4137165A (en) 1976-10-26 1977-05-02 Process for clarifying raw water

Publications (1)

Publication Number Publication Date
IT1090037B true IT1090037B (it) 1985-06-18

Family

ID=27112915

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5142277A IT1090037B (it) 1976-10-26 1977-10-14 Perfezionamento nei procedimenti di chiarificazione di acque naturali non tratatte

Country Status (10)

Country Link
JP (1) JPS5389255A (it)
AU (1) AU515197B2 (it)
BR (1) BR7707091A (it)
CA (1) CA1085522A (it)
DE (1) DE2746102A1 (it)
ES (1) ES463547A1 (it)
FR (1) FR2369215A1 (it)
GB (1) GB1588342A (it)
IT (1) IT1090037B (it)
NL (1) NL7711749A (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8512937D0 (en) * 1985-05-22 1985-06-26 Allied Colloids Ltd Water treatment
JP2750525B2 (ja) * 1988-05-31 1998-05-13 三菱レイヨン株式会社 帯電防止剤の製造方法及びメタクリル樹脂組成物
US5178774A (en) * 1990-06-29 1993-01-12 Allied Colloids Limited Purification of aqueous liquor
US5627260A (en) * 1993-02-12 1997-05-06 Cytec Technology Corp. Quaternized tertiary aminomethyl acrylamide polymer microemulsions with improved performance
CN115784358B (zh) * 2022-11-28 2023-07-11 嘉兴沃特泰科环保科技股份有限公司 一种水回收系统用上浮助剂及其制备方法和应用

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB805526A (en) * 1955-12-05 1958-12-10 Dow Chemical Co Method for clarifying water
US3367918A (en) * 1964-08-04 1968-02-06 Dow Chemical Co Polymeric amide-secondary dialkyl ammonium salt-paraformaldehyde flocculant composition and method
US3897333A (en) * 1971-02-24 1975-07-29 Allied Colloids Mfg Flocculating agents

Also Published As

Publication number Publication date
JPS5389255A (en) 1978-08-05
AU2887177A (en) 1979-03-22
ES463547A1 (es) 1979-10-16
BR7707091A (pt) 1978-08-01
CA1085522A (en) 1980-09-09
GB1588342A (en) 1981-04-23
NL7711749A (nl) 1978-04-28
FR2369215A1 (fr) 1978-05-26
DE2746102A1 (de) 1978-04-27
AU515197B2 (en) 1981-03-19

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