SE7500160L - - Google Patents

Info

Publication number
SE7500160L
SE7500160L SE7500160A SE7500160A SE7500160L SE 7500160 L SE7500160 L SE 7500160L SE 7500160 A SE7500160 A SE 7500160A SE 7500160 A SE7500160 A SE 7500160A SE 7500160 L SE7500160 L SE 7500160L
Authority
SE
Sweden
Application number
SE7500160A
Other languages
Unknown language ( )
Inventor
S K Lim
P H Ralston
J L Walker
Original Assignee
Calgon Corp
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 Calgon Corp filed Critical Calgon Corp
Publication of SE7500160L publication Critical patent/SE7500160L/

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
    • 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

  • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
SE7500160A 1974-01-21 1975-01-08 SE7500160L (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43535574A 1974-01-21 1974-01-21
US51915474A 1974-10-31 1974-10-31

Publications (1)

Publication Number Publication Date
SE7500160L true SE7500160L (fr) 1975-07-22

Family

ID=27030530

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7500160A SE7500160L (fr) 1974-01-21 1975-01-08

Country Status (3)

Country Link
DE (1) DE2502012A1 (fr)
FR (1) FR2258347A1 (fr)
SE (1) SE7500160L (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2854484A1 (de) * 1978-12-16 1980-06-26 Bayer Ag Stabile waessrige zeolith-suspensionen
US4595736A (en) * 1983-06-07 1986-06-17 Dresser Industries, Inc. Thermally stable drilling fluid additive comprised of a copolymer of catechol-based monomer
US4525562A (en) * 1983-06-07 1985-06-25 Dresser Industries, Inc. Thermally stable drilling fluid additive
US4579927A (en) * 1983-09-26 1986-04-01 Dresser Industries, Inc. Copolymers of flavanoid tannins and acrylic monomers
US4521578A (en) * 1983-09-26 1985-06-04 Dresser Industries, Inc. Composition and method of preparation of novel aqueous drilling fluid additives

Also Published As

Publication number Publication date
FR2258347A1 (en) 1975-08-18
FR2258347B1 (fr) 1976-12-31
DE2502012A1 (de) 1975-07-24

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Legal Events

Date Code Title Description
NAV Patent application has lapsed

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