SE390957B - Sett att fortjocka eller avvattna fastemnen i avloppsvatten medelst en vattenloslig polymer av akrylamid - Google Patents

Sett att fortjocka eller avvattna fastemnen i avloppsvatten medelst en vattenloslig polymer av akrylamid

Info

Publication number
SE390957B
SE390957B SE1245872A SE1245872A SE390957B SE 390957 B SE390957 B SE 390957B SE 1245872 A SE1245872 A SE 1245872A SE 1245872 A SE1245872 A SE 1245872A SE 390957 B SE390957 B SE 390957B
Authority
SE
Sweden
Prior art keywords
wastewater
acrylamide
drain
thick
solid
Prior art date
Application number
SE1245872A
Other languages
English (en)
Swedish (sv)
Inventor
F S Spoerle
E W Palmer
R R Nielsen
W R Busler
Original Assignee
Nalco 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 Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of SE390957B publication Critical patent/SE390957B/xx

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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
SE1245872A 1971-11-22 1972-09-27 Sett att fortjocka eller avvattna fastemnen i avloppsvatten medelst en vattenloslig polymer av akrylamid SE390957B (sv)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US20084871A 1971-11-22 1971-11-22
US20139871A 1971-11-23 1971-11-23
US22299872A 1972-02-02 1972-02-02

Publications (1)

Publication Number Publication Date
SE390957B true SE390957B (sv) 1977-01-31

Family

ID=27394214

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1245872A SE390957B (sv) 1971-11-22 1972-09-27 Sett att fortjocka eller avvattna fastemnen i avloppsvatten medelst en vattenloslig polymer av akrylamid

Country Status (10)

Country Link
JP (1) JPS5147156B2 (xx)
AU (1) AU444072B2 (xx)
BE (1) BE789420A (xx)
DE (1) DE2248360C3 (xx)
ES (1) ES407179A1 (xx)
FR (1) FR2160814B1 (xx)
GB (1) GB1401307A (xx)
IT (1) IT972357B (xx)
NL (1) NL7213266A (xx)
SE (1) SE390957B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2333927C2 (de) * 1973-07-04 1982-11-25 Chemische Fabrik Stockhausen GmbH, 4150 Krefeld Flüssige, bzw. pumpfähige stabile Dispersionen von Typ Wasser-in-Öl und ihre Verwendung
DE3032887A1 (de) * 1979-09-10 1981-04-02 Shinryo Air Conditioning Co., Ltd., Tokyo Verfahren und vorrichtung zum eindicken von schlamm
JPS57179571U (xx) * 1981-05-12 1982-11-13
US4715962A (en) * 1986-08-15 1987-12-29 Nalco Chemical Company Ampholytic diallyldimethyl ammonium chloride (DADMAC) copolymers and terpolymers for water clarification
GB0310419D0 (en) 2003-05-07 2003-06-11 Ciba Spec Chem Water Treat Ltd Treatment of aqueous suspensions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1089173B (de) * 1957-05-31 1960-09-15 Dow Chemical Co Inverses Emulsionspolymerisations-verfahren zur Herstellung von Polymerisaten und Mischpolymerisaten wasserloeslicher Monomerer
BE570496A (xx) * 1957-08-21
US3284393A (en) * 1959-11-04 1966-11-08 Dow Chemical Co Water-in-oil emulsion polymerization process for polymerizing watersoluble monomers
US3259570A (en) * 1963-03-04 1966-07-05 Dow Chemical Co Dewatering aqueous suspensions of organic solids
US3624019A (en) * 1970-12-15 1971-11-30 Nalco Chemical Co Process for rapidly dissolving water-soluble polymers

Also Published As

Publication number Publication date
ES407179A1 (es) 1976-01-16
FR2160814B1 (xx) 1975-10-24
JPS4872085A (xx) 1973-09-28
DE2248360C3 (de) 1987-07-09
NL7213266A (xx) 1973-05-24
BE789420A (fr) 1973-03-28
DE2248360A1 (de) 1973-06-14
IT972357B (it) 1974-05-20
FR2160814A1 (xx) 1973-07-06
GB1401307A (en) 1975-07-16
AU444072B2 (en) 1974-01-17
DE2248360B2 (de) 1977-10-06
AU4668472A (en) 1974-01-17
JPS5147156B2 (xx) 1976-12-13

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