FR2121715A1 - - Google Patents

Info

Publication number
FR2121715A1
FR2121715A1 FR7200657A FR7200657A FR2121715A1 FR 2121715 A1 FR2121715 A1 FR 2121715A1 FR 7200657 A FR7200657 A FR 7200657A FR 7200657 A FR7200657 A FR 7200657A FR 2121715 A1 FR2121715 A1 FR 2121715A1
Authority
FR
France
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.)
Granted
Application number
FR7200657A
Other languages
French (fr)
Other versions
FR2121715B1 (en
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.)
Viridian Inc Canada
Original Assignee
Sherritt Gordon Mines Ltd
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 Sherritt Gordon Mines Ltd filed Critical Sherritt Gordon Mines Ltd
Publication of FR2121715A1 publication Critical patent/FR2121715A1/fr
Application granted granted Critical
Publication of FR2121715B1 publication Critical patent/FR2121715B1/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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5281—Installations for water purification using chemical agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/32—Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/60—Washing granular, powdered or lumpy materials; Wet separating by non-mechanical classifiers, e.g. slime tanks 

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)
  • Treatment Of Sludge (AREA)
FR7200657A 1971-01-11 1972-01-10 Expired FR2121715B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA102,311A CA953653A (en) 1971-01-11 1971-01-11 Control of density of thickener underflow slurry

Publications (2)

Publication Number Publication Date
FR2121715A1 true FR2121715A1 (en) 1972-08-25
FR2121715B1 FR2121715B1 (en) 1977-12-23

Family

ID=4088434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7200657A Expired FR2121715B1 (en) 1971-01-11 1972-01-10

Country Status (10)

Country Link
AU (1) AU459851B2 (en)
BR (1) BR7108680D0 (en)
CA (1) CA953653A (en)
DE (1) DE2163137A1 (en)
DO (1) DOP1972001903A (en)
FR (1) FR2121715B1 (en)
GB (1) GB1326650A (en)
OA (1) OA04060A (en)
PH (1) PH13270A (en)
ZA (1) ZA717400B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4130481A (en) * 1977-02-14 1978-12-19 Fmc Corporation Maintaining optimum settling rate of activated sludge
EP0007783A1 (en) * 1978-07-19 1980-02-06 Ecolotrol Inc. Fluidized-bed reactor having excess growth control system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1215865A (en) * 1967-06-30 1970-12-16 Nordstjernan Rederi Ab A method of operating a sedimentation apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1215865A (en) * 1967-06-30 1970-12-16 Nordstjernan Rederi Ab A method of operating a sedimentation apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4130481A (en) * 1977-02-14 1978-12-19 Fmc Corporation Maintaining optimum settling rate of activated sludge
EP0007783A1 (en) * 1978-07-19 1980-02-06 Ecolotrol Inc. Fluidized-bed reactor having excess growth control system

Also Published As

Publication number Publication date
BR7108680D0 (en) 1973-05-03
AU3549071A (en) 1973-05-17
AU459851B2 (en) 1975-04-10
PH13270A (en) 1980-02-27
FR2121715B1 (en) 1977-12-23
ZA717400B (en) 1972-07-26
GB1326650A (en) 1973-08-15
CA953653A (en) 1974-08-27
DOP1972001903A (en) 1977-03-09
OA04060A (en) 1979-09-30
DE2163137A1 (en) 1972-08-03

Similar Documents

Publication Publication Date Title
ATA136472A (en)
AU2658571A (en)
FR2121715B1 (en)
AU2691671A (en)
AU2952271A (en)
AU2485671A (en)
AU3005371A (en)
AU2564071A (en)
AU2742671A (en)
AU2684071A (en)
AU2588771A (en)
AU2837671A (en)
AU2399971A (en)
AU1109576A (en)
AU2684171A (en)
AU2724971A (en)
AU2963771A (en)
AU2726271A (en)
AU2669471A (en)
AR202997Q (en)
AU2740271A (en)
AU2654071A (en)
AU2875571A (en)
AU2577671A (en)
AU2755871A (en)

Legal Events

Date Code Title Description
ST Notification of lapse