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FR2422050B1 - - Google Patents

Info

Publication number
FR2422050B1
FR2422050B1 FR7908430A FR7908430A FR2422050B1 FR 2422050 B1 FR2422050 B1 FR 2422050B1 FR 7908430 A FR7908430 A FR 7908430A FR 7908430 A FR7908430 A FR 7908430A FR 2422050 B1 FR2422050 B1 FR 2422050B1
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.)
Expired
Application number
FR7908430A
Other languages
French (fr)
Other versions
FR2422050A1 (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.)
Ecolab Engineering GmbH
Original Assignee
Lang Apparatebau GmbH
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 Lang Apparatebau GmbH filed Critical Lang Apparatebau GmbH
Publication of FR2422050A1 publication Critical patent/FR2422050A1/en
Application granted granted Critical
Publication of FR2422050B1 publication Critical patent/FR2422050B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B13/00—Pumps specially modified to deliver fixed or variable measured quantities
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/008—Control of flow ratio involving a fluid operating a pump motor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Treatment Of Fiber Materials (AREA)
FR7908430A 1978-04-06 1979-04-04 Water driven chemical dosing pump - has by=pass on water flow to scavenge pump working space Granted FR2422050A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782814895 DE2814895A1 (en) 1978-04-06 1978-04-06 DOSING PUMP

Publications (2)

Publication Number Publication Date
FR2422050A1 FR2422050A1 (en) 1979-11-02
FR2422050B1 true FR2422050B1 (en) 1984-10-26

Family

ID=6036315

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7908430A Granted FR2422050A1 (en) 1978-04-06 1979-04-04 Water driven chemical dosing pump - has by=pass on water flow to scavenge pump working space

Country Status (4)

Country Link
AT (1) AT359838B (en)
DE (1) DE2814895A1 (en)
FR (1) FR2422050A1 (en)
IT (1) IT1112044B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2230422A1 (en) * 1972-06-22 1974-01-10 Dopslaff Julius Kg Metering assembly - for water treatment plant
BE800023A (en) * 1973-05-25 1973-09-17 Unitas Sa PUMP FOR PUMPING SMALL QUANTITIES OF DOSED LIQUIDS,
DE2352677C2 (en) * 1973-10-20 1984-06-14 Lang Apparatebau GmbH, 8227 Siegsdorf Device for dosing chemical solutions
FR2329980A2 (en) * 1975-11-03 1977-05-27 Economics Lab Pumped fluid metering facility - has first and second pumping means working in unison for metering purposes

Also Published As

Publication number Publication date
IT7921524A0 (en) 1979-04-03
FR2422050A1 (en) 1979-11-02
ATA249379A (en) 1980-04-15
AT359838B (en) 1980-12-10
IT1112044B (en) 1986-01-13
DE2814895A1 (en) 1979-10-18

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Legal Events

Date Code Title Description
ST Notification of lapse