EP0058717A4 - Procede de traitement d'eaux usees. - Google Patents

Procede de traitement d'eaux usees.

Info

Publication number
EP0058717A4
EP0058717A4 EP19810902554 EP81902554A EP0058717A4 EP 0058717 A4 EP0058717 A4 EP 0058717A4 EP 19810902554 EP19810902554 EP 19810902554 EP 81902554 A EP81902554 A EP 81902554A EP 0058717 A4 EP0058717 A4 EP 0058717A4
Authority
EP
European Patent Office
Prior art keywords
wastewater
boiler
impurities
component
concentration
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.)
Withdrawn
Application number
EP19810902554
Other languages
German (de)
English (en)
Other versions
EP0058717A1 (fr
Inventor
Robert H Elliott Jr
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.)
Zerpol Corp
Original Assignee
Zerpol 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 Zerpol Corp filed Critical Zerpol Corp
Publication of EP0058717A1 publication Critical patent/EP0058717A1/fr
Publication of EP0058717A4 publication Critical patent/EP0058717A4/fr
Withdrawn legal-status Critical Current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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/722—Oxidation by peroxides
    • 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
    • C02F1/048—Purification of waste water by evaporation
    • 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
    • C02F1/26—Treatment of water, waste water, or sewage by extraction
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C02F2101/18—Cyanides
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/22—Chromium or chromium compounds, e.g. chromates
EP19810902554 1980-09-10 1981-09-09 Procede de traitement d'eaux usees. Withdrawn EP0058717A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18585180A 1980-09-10 1980-09-10
US185851 1980-09-10

Publications (2)

Publication Number Publication Date
EP0058717A1 EP0058717A1 (fr) 1982-09-01
EP0058717A4 true EP0058717A4 (fr) 1985-02-18

Family

ID=22682692

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19810902554 Withdrawn EP0058717A4 (fr) 1980-09-10 1981-09-09 Procede de traitement d'eaux usees.

Country Status (16)

Country Link
EP (1) EP0058717A4 (fr)
JP (1) JPS57501521A (fr)
AU (1) AU7588881A (fr)
BE (1) BE890283A (fr)
BR (1) BR8108782A (fr)
CA (1) CA1190174A (fr)
DE (1) DE3144400A1 (fr)
DK (1) DK201282A (fr)
ES (1) ES8300649A1 (fr)
GB (1) GB2093357B (fr)
GR (1) GR75031B (fr)
IT (1) IT1144770B (fr)
NL (1) NL8120352A (fr)
NO (1) NO821516L (fr)
SE (1) SE8202895L (fr)
WO (1) WO1982000817A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112611749A (zh) * 2020-10-30 2021-04-06 重庆金美新材料科技有限公司 液体中柠檬酸铵含量的检测方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1801824A1 (de) * 1968-10-08 1970-05-27 Horst Glaser Verfahren und Anlage zur Entgiftung der bei Fertigungsprozessen anfallenden Konzentrate oder beim Betrieb von Ionenaustauscheranlagen anfallenden Regenerate
US3988414A (en) * 1974-12-17 1976-10-26 Vyzkumny Ustav Chemickych Zarizeni Treatment of waste water from uranium ore preparation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1984003A (en) * 1929-11-21 1934-12-11 John T Welsh Purification of liquid
US3235324A (en) * 1964-09-25 1966-02-15 Dow Chemical Co Boiler protection
US3542651A (en) * 1966-10-18 1970-11-24 Aisaburo Yagishita Unit for recovery of plating solution
US3617567A (en) * 1969-05-15 1971-11-02 Du Pont Destruction of cyanide in aqueous solutions
US3711381A (en) * 1969-12-10 1973-01-16 G Lagstroem Method of purifying sewage and waste liquids and a decocting system for carrying out the method
CA944875A (en) * 1971-03-08 1974-04-02 Walter H. Chapman Multiple re-use of water
US3973987A (en) * 1974-03-18 1976-08-10 Data General Corporation Water recycle treatment system for use in metal processing
US3986955A (en) * 1975-01-28 1976-10-19 Sphere, Incorporated Effluent waste treatment process and apparatus
JPS5236113A (en) * 1975-09-17 1977-03-19 Tokyo Shibaura Electric Co Burning furnace apparatus for powder mold products
JPS52117874A (en) * 1976-03-31 1977-10-03 Suzuki Motor Co Method of collecting organic matters from waste water containing organic matters
US4176057A (en) * 1977-06-24 1979-11-27 El Paso Environmental Systems, Inc. Method and apparatus for recovering liquid and solid constituents of water solutions containing sparingly soluble solids

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1801824A1 (de) * 1968-10-08 1970-05-27 Horst Glaser Verfahren und Anlage zur Entgiftung der bei Fertigungsprozessen anfallenden Konzentrate oder beim Betrieb von Ionenaustauscheranlagen anfallenden Regenerate
US3988414A (en) * 1974-12-17 1976-10-26 Vyzkumny Ustav Chemickych Zarizeni Treatment of waste water from uranium ore preparation

Also Published As

Publication number Publication date
JPS57501521A (fr) 1982-08-26
BR8108782A (pt) 1982-07-13
DK201282A (da) 1982-05-05
IT1144770B (it) 1986-10-29
SE8202895L (sv) 1982-05-07
ES505816A0 (es) 1982-12-01
GB2093357B (en) 1984-10-24
NL8120352A (fr) 1982-08-02
GB2093357A (en) 1982-09-02
BE890283A (fr) 1982-03-09
NO821516L (no) 1982-05-07
ES8300649A1 (es) 1982-12-01
GR75031B (fr) 1984-07-12
EP0058717A1 (fr) 1982-09-01
CA1190174A (fr) 1985-07-09
AU7588881A (en) 1982-04-05
DE3144400A1 (de) 1982-11-04
IT8168189A0 (it) 1981-09-10
WO1982000817A1 (fr) 1982-03-18

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19820115

AK Designated contracting states

Designated state(s): FR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19860527

RIN1 Information on inventor provided before grant (corrected)

Inventor name: ELLIOTT, ROBERT H, JR.