IT1086672B - Composizione per la dispersione di calcio carbonato in sistemi a phelevato - Google Patents

Composizione per la dispersione di calcio carbonato in sistemi a phelevato

Info

Publication number
IT1086672B
IT1086672B IT4813777A IT4813777A IT1086672B IT 1086672 B IT1086672 B IT 1086672B IT 4813777 A IT4813777 A IT 4813777A IT 4813777 A IT4813777 A IT 4813777A IT 1086672 B IT1086672 B IT 1086672B
Authority
IT
Italy
Prior art keywords
phelevato
dispersion
systems
composition
calcium carbonate
Prior art date
Application number
IT4813777A
Other languages
English (en)
Original Assignee
Betz Int
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 Betz Int filed Critical Betz Int
Application granted granted Critical
Publication of IT1086672B publication Critical patent/IT1086672B/it

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
IT4813777A 1976-06-07 1977-02-21 Composizione per la dispersione di calcio carbonato in sistemi a phelevato IT1086672B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69345376A 1976-06-07 1976-06-07

Publications (1)

Publication Number Publication Date
IT1086672B true IT1086672B (it) 1985-05-28

Family

ID=24784715

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4813777A IT1086672B (it) 1976-06-07 1977-02-21 Composizione per la dispersione di calcio carbonato in sistemi a phelevato

Country Status (5)

Country Link
BE (1) BE855456A (it)
CA (1) CA1069800A (it)
DE (1) DE2725199A1 (it)
IT (1) IT1086672B (it)
NL (1) NL7702952A (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT71647B (en) * 1979-08-16 1982-01-21 Calgon Corp Process for preparing a composition for the control of scale and deposits in gas-liquid separation
US4479878A (en) * 1982-10-28 1984-10-30 Betz Laboratories, Inc. High calcium tolerant deposit control method
ES2081433T3 (es) * 1990-04-25 1996-03-16 Nalco Chemical Co Oligomeros de fosfinatos, composiciones que los contienen y procedimiento para su obtencion y utilizacion.
AU2002346240B2 (en) 2001-06-06 2006-10-26 Thermphos Trading Gmbh Method and aqueous composition for the production of improved pulp
MY138251A (en) 2001-06-06 2009-05-29 Thermphos Trading Gmbh Method for inhibiting calcium salt scale
MY129053A (en) 2001-06-06 2007-03-30 Thermphos Trading Gmbh Composition for inhibiting calcium salt scale

Also Published As

Publication number Publication date
NL7702952A (nl) 1977-12-09
CA1069800A (en) 1980-01-15
DE2725199A1 (de) 1977-12-15
BE855456A (fr) 1977-10-03

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