CA1159762A - Desursaturation de solutions aqueuses de sulfate de calcium sursaturees - Google Patents

Desursaturation de solutions aqueuses de sulfate de calcium sursaturees

Info

Publication number
CA1159762A
CA1159762A CA000360536A CA360536A CA1159762A CA 1159762 A CA1159762 A CA 1159762A CA 000360536 A CA000360536 A CA 000360536A CA 360536 A CA360536 A CA 360536A CA 1159762 A CA1159762 A CA 1159762A
Authority
CA
Canada
Prior art keywords
calcium sulfate
vessel
apex
waters
proximate
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.)
Expired
Application number
CA000360536A
Other languages
English (en)
Inventor
Matthew Beasley
Albert B Mindler
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.)
Permutit Co Inc
Original Assignee
Permutit Co Inc
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 Permutit Co Inc filed Critical Permutit Co Inc
Application granted granted Critical
Publication of CA1159762A publication Critical patent/CA1159762A/fr
Expired legal-status Critical Current

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
    • C02F5/02—Softening water by precipitation of the hardness

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 Using Semi-Permeable Membranes (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
CA000360536A 1979-09-17 1980-09-17 Desursaturation de solutions aqueuses de sulfate de calcium sursaturees Expired CA1159762A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7597479A 1979-09-17 1979-09-17
US75,974 1979-09-17

Publications (1)

Publication Number Publication Date
CA1159762A true CA1159762A (fr) 1984-01-03

Family

ID=22129104

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000360536A Expired CA1159762A (fr) 1979-09-17 1980-09-17 Desursaturation de solutions aqueuses de sulfate de calcium sursaturees

Country Status (3)

Country Link
JP (1) JPS5645825A (fr)
CA (1) CA1159762A (fr)
DE (1) DE3034898A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3305800A1 (de) * 1983-02-19 1984-08-23 Philipp Müller, Nachf. Eugen Bucher GmbH & Co., 7000 Stuttgart Abwasseraufbereitungsverfahren
US5538641A (en) * 1994-12-29 1996-07-23 Global Environmental Solutions, Inc. Process for recycling laden fluids

Also Published As

Publication number Publication date
DE3034898A1 (de) 1981-04-02
JPS5645825A (en) 1981-04-25

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Legal Events

Date Code Title Description
MKEX Expiry