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GB8524166D0 - Threshold agents - Google Patents

Threshold agents

Info

Publication number
GB8524166D0
GB8524166D0 GB858524166A GB8524166A GB8524166D0 GB 8524166 D0 GB8524166 D0 GB 8524166D0 GB 858524166 A GB858524166 A GB 858524166A GB 8524166 A GB8524166 A GB 8524166A GB 8524166 D0 GB8524166 D0 GB 8524166D0
Authority
GB
United Kingdom
Prior art keywords
threshold agents
agents
threshold
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
GB858524166A
Other versions
GB2165228A (en
GB2165228B (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.)
BP PLC
Original Assignee
BP PLC
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 BP PLC filed Critical BP PLC
Publication of GB8524166D0 publication Critical patent/GB8524166D0/en
Publication of GB2165228A publication Critical patent/GB2165228A/en
Application granted granted Critical
Publication of GB2165228B publication Critical patent/GB2165228B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/34—Organic compounds containing sulfur
    • C11D3/349—Organic compounds containing sulfur additionally containing nitrogen atoms, e.g. nitro, nitroso, amino, imino, nitrilo, nitrile groups containing compounds or their derivatives or thio urea
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB08524166A 1984-10-05 1985-10-01 Threshold agents Expired GB2165228B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848425268A GB8425268D0 (en) 1984-10-05 1984-10-05 Threshold agents

Publications (3)

Publication Number Publication Date
GB8524166D0 true GB8524166D0 (en) 1985-11-06
GB2165228A GB2165228A (en) 1986-04-09
GB2165228B GB2165228B (en) 1989-01-11

Family

ID=10567786

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848425268A Pending GB8425268D0 (en) 1984-10-05 1984-10-05 Threshold agents
GB08524166A Expired GB2165228B (en) 1984-10-05 1985-10-01 Threshold agents

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB848425268A Pending GB8425268D0 (en) 1984-10-05 1984-10-05 Threshold agents

Country Status (1)

Country Link
GB (2) GB8425268D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5069798A (en) * 1989-12-15 1991-12-03 W. R. Grace & Co.-Conn. Control of scale in aqueous systems using certain phosphonomethyl amines
US5629385A (en) * 1994-11-23 1997-05-13 Betzdearborn Inc. Allylamine copolymers having phosphonic, carboxylic or sulfonic groups and N-oxide derivatives thereof

Also Published As

Publication number Publication date
GB2165228A (en) 1986-04-09
GB2165228B (en) 1989-01-11
GB8425268D0 (en) 1984-11-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921001