NO942205L - Fremgangsmåte for hemming av oksalatskalldannelse - Google Patents

Fremgangsmåte for hemming av oksalatskalldannelse

Info

Publication number
NO942205L
NO942205L NO942205A NO942205A NO942205L NO 942205 L NO942205 L NO 942205L NO 942205 A NO942205 A NO 942205A NO 942205 A NO942205 A NO 942205A NO 942205 L NO942205 L NO 942205L
Authority
NO
Norway
Prior art keywords
oxalate
inhibition
procedure
shell formation
shell
Prior art date
Application number
NO942205A
Other languages
English (en)
Other versions
NO308787B1 (no
NO942205D0 (no
Inventor
Kuczynski Krzysztof
Original Assignee
Monsanto Europe Sa
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 US08/257,855 external-priority patent/US5490942A/en
Application filed by Monsanto Europe Sa filed Critical Monsanto Europe Sa
Publication of NO942205D0 publication Critical patent/NO942205D0/no
Publication of NO942205L publication Critical patent/NO942205L/no
Publication of NO308787B1 publication Critical patent/NO308787B1/no

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
    • C02F5/14—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 phosphorus
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
    • C07F9/3817—Acids containing the structure (RX)2P(=X)-alk-N...P (X = O, S, Se)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Paper (AREA)
NO942205A 1993-06-14 1994-06-13 Anvendelse av fosfonat for Õ hemme utfelling og avsetning av kalsiumoksalatkjelsten NO308787B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP93870111A EP0629585A1 (en) 1993-06-14 1993-06-14 Process of inhibition oxalate scale formation
US08/257,855 US5490942A (en) 1993-06-14 1994-06-10 Process of inhibiting oxalate scale formation

Publications (3)

Publication Number Publication Date
NO942205D0 NO942205D0 (no) 1994-06-13
NO942205L true NO942205L (no) 1994-12-15
NO308787B1 NO308787B1 (no) 2000-10-30

Family

ID=26134968

Family Applications (1)

Application Number Title Priority Date Filing Date
NO942205A NO308787B1 (no) 1993-06-14 1994-06-13 Anvendelse av fosfonat for Õ hemme utfelling og avsetning av kalsiumoksalatkjelsten

Country Status (5)

Country Link
EP (1) EP0629585A1 (no)
JP (1) JP3575703B2 (no)
CA (1) CA2124599C (no)
FI (1) FI110936B (no)
NO (1) NO308787B1 (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3717492B2 (ja) 2003-04-16 2005-11-16 ローム株式会社 電源装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3434969A (en) * 1967-08-11 1969-03-25 Calgon Corp Scale inhibiting
DE3526640A1 (de) * 1985-07-25 1987-01-29 Benckiser Knapsack Gmbh Korrosions- und steinschutzmittel fuer brauchwassersysteme
ATE129989T1 (de) * 1990-10-04 1995-11-15 Britoil Plc Verfahren zur bekämpfung der kesselsteinbildung.
AU2701392A (en) * 1991-10-15 1993-04-22 Calgon Corporation Method for controlling calcium sulfate scaling in metal mining circuits

Also Published As

Publication number Publication date
CA2124599A1 (en) 1994-12-15
NO308787B1 (no) 2000-10-30
EP0629585A1 (en) 1994-12-21
CA2124599C (en) 2005-08-02
FI942799A0 (fi) 1994-06-13
JP3575703B2 (ja) 2004-10-13
NO942205D0 (no) 1994-06-13
JPH0716597A (ja) 1995-01-20
FI110936B (fi) 2003-04-30
FI942799A (fi) 1994-12-15

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