FR2075830A5 - - Google Patents

Info

Publication number
FR2075830A5
FR2075830A5 FR7102034A FR7102034A FR2075830A5 FR 2075830 A5 FR2075830 A5 FR 2075830A5 FR 7102034 A FR7102034 A FR 7102034A FR 7102034 A FR7102034 A FR 7102034A FR 2075830 A5 FR2075830 A5 FR 2075830A5
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
FR7102034A
Other languages
French (fr)
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.)
BISCONTINI GIORGIO
RADIGHIERI RINO
Original Assignee
BISCONTINI GIORGIO
RADIGHIERI RINO
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 BISCONTINI GIORGIO, RADIGHIERI RINO filed Critical BISCONTINI GIORGIO
Application granted granted Critical
Publication of FR2075830A5 publication Critical patent/FR2075830A5/fr
Expired 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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/006—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps double suction pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0016—Control, e.g. regulation, of pumps, pumping installations or systems by using valves mixing-reversing- or deviation valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2205—Conventional flow pattern
    • F04D29/2211—More than one set of flow passages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7102034A 1970-01-21 1971-01-15 Expired FR2075830A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4001070 1970-01-21

Publications (1)

Publication Number Publication Date
FR2075830A5 true FR2075830A5 (it) 1971-10-08

Family

ID=11246461

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7102034A Expired FR2075830A5 (it) 1970-01-21 1971-01-15

Country Status (3)

Country Link
DE (1) DE2102351A1 (it)
ES (1) ES387475A1 (it)
FR (1) FR2075830A5 (it)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2450397A1 (fr) * 1979-03-02 1980-09-26 Klein Schanzlin & Becker Ag Clapet d'inversion pour un groupe de pompage forme de deux pompes
EP3179110A1 (de) * 2015-12-10 2017-06-14 Wilo Se Doppelpumpe
CN113803264A (zh) * 2021-10-12 2021-12-17 怀化辰州机械有限责任公司 一种集成式全自动矿浆换向输送方法
US11732719B2 (en) 2017-01-27 2023-08-22 S.A. Armstrong Limited Dual body variable duty performance optimizing pump unit

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2376309A1 (fr) * 1977-01-04 1978-07-28 Materiel Telephonique Dispositif pour regler le passage et le debit d'un flux hydraulique, son procede de montage dans une pompe de circulation de type jumele
US4177018A (en) * 1977-01-04 1979-12-04 Le Material Telephonique Apparatus for regulating the passage and flow-rate of a liquid
US4738584A (en) * 1986-07-28 1988-04-19 Carl Price Multiple impeller pump

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2450397A1 (fr) * 1979-03-02 1980-09-26 Klein Schanzlin & Becker Ag Clapet d'inversion pour un groupe de pompage forme de deux pompes
EP3179110A1 (de) * 2015-12-10 2017-06-14 Wilo Se Doppelpumpe
US11732719B2 (en) 2017-01-27 2023-08-22 S.A. Armstrong Limited Dual body variable duty performance optimizing pump unit
US20230313802A1 (en) * 2017-01-27 2023-10-05 S.A. Armstrong Limited Dual Body Variable Duty Performance Optimizing Pump Unit
US11965512B2 (en) 2017-01-27 2024-04-23 S.A. Armstrong Limited Dual body variable duty performance optimizing pump unit
CN113803264A (zh) * 2021-10-12 2021-12-17 怀化辰州机械有限责任公司 一种集成式全自动矿浆换向输送方法

Also Published As

Publication number Publication date
DE2102351A1 (de) 1971-07-29
ES387475A1 (es) 1973-05-01

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Legal Events

Date Code Title Description
ST Notification of lapse