FR2069281A5 - PROCEDURE FOR REMOVING IMPURITIES FROM DRAINAGE WATER FROM AN ACID MINE - Google Patents

PROCEDURE FOR REMOVING IMPURITIES FROM DRAINAGE WATER FROM AN ACID MINE

Info

Publication number
FR2069281A5
FR2069281A5 FR7040486A FR7040486A FR2069281A5 FR 2069281 A5 FR2069281 A5 FR 2069281A5 FR 7040486 A FR7040486 A FR 7040486A FR 7040486 A FR7040486 A FR 7040486A FR 2069281 A5 FR2069281 A5 FR 2069281A5
Authority
FR
France
Prior art keywords
procedure
removing impurities
drainage water
acid mine
mine
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
FR7040486A
Other languages
French (fr)
Inventor
Silvester Lemezis
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR2069281A5 publication Critical patent/FR2069281A5/en
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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/06—Flash evaporation

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)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR7040486A 1969-11-10 1970-11-10 PROCEDURE FOR REMOVING IMPURITIES FROM DRAINAGE WATER FROM AN ACID MINE Expired FR2069281A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87538069A 1969-11-10 1969-11-10

Publications (1)

Publication Number Publication Date
FR2069281A5 true FR2069281A5 (en) 1971-09-03

Family

ID=25365696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7040486A Expired FR2069281A5 (en) 1969-11-10 1970-11-10 PROCEDURE FOR REMOVING IMPURITIES FROM DRAINAGE WATER FROM AN ACID MINE

Country Status (5)

Country Link
DE (1) DE2054879A1 (en)
FR (1) FR2069281A5 (en)
GB (1) GB1282966A (en)
IT (1) IT972024B (en)
NL (1) NL7016425A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2340701C3 (en) * 1973-08-10 1982-04-29 Hanover Research Corp., East Hanover, N.J. Method and apparatus for recovering pure water from dilute aqueous solutions of waste solids
CN100439266C (en) * 2006-08-04 2008-12-03 中国科学院地理科学与资源研究所 Technique for treating mine water utilizing mine underground tunnel space
CN107420127B (en) * 2017-08-10 2018-03-27 中节能宁夏新能源股份有限公司 A kind of discarded coal mine ground destressing borehole gas control new technology

Also Published As

Publication number Publication date
NL7016425A (en) 1971-05-12
DE2054879A1 (en) 1971-05-19
GB1282966A (en) 1972-07-26
IT972024B (en) 1974-05-20

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Legal Events

Date Code Title Description
ST Notification of lapse