FR2180332A5 - - Google Patents

Info

Publication number
FR2180332A5
FR2180332A5 FR7312683A FR7312683A FR2180332A5 FR 2180332 A5 FR2180332 A5 FR 2180332A5 FR 7312683 A FR7312683 A FR 7312683A FR 7312683 A FR7312683 A FR 7312683A FR 2180332 A5 FR2180332 A5 FR 2180332A5
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
FR7312683A
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.)
Sihi GmbH and Co KG
Original Assignee
Sihi GmbH and Co KG
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 Sihi GmbH and Co KG filed Critical Sihi GmbH and Co KG
Application granted granted Critical
Publication of FR2180332A5 publication Critical patent/FR2180332A5/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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
    • F04C19/001—General arrangements, plants, flowsheets
FR7312683A 1972-04-08 1973-04-09 Expired FR2180332A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722217022 DE2217022C3 (en) 1972-04-08 1972-04-08 Liquid ring vacuum pump with circulating tank

Publications (1)

Publication Number Publication Date
FR2180332A5 true FR2180332A5 (en) 1973-11-23

Family

ID=5841405

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7312683A Expired FR2180332A5 (en) 1972-04-08 1973-04-09

Country Status (9)

Country Link
AT (1) AT324523B (en)
BE (1) BE797933A (en)
CH (1) CH562404A5 (en)
DE (1) DE2217022C3 (en)
DK (1) DK139540C (en)
FR (1) FR2180332A5 (en)
GB (1) GB1379378A (en)
IT (1) IT982094B (en)
NL (1) NL173301C (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2324907A1 (en) * 1975-09-22 1977-04-15 Siemens Ag MOTORCYCLE PUMP UNIT WITH A LIQUID RING PUMP
EP0169336A1 (en) * 1984-05-30 1986-01-29 Itt Industries, Inc. Control and actuation system, especially for water ring vacuum pumps
EP0174454A2 (en) * 1984-07-12 1986-03-19 LOEWE Pumpenfabrik GmbH Installation for the minimalisation of cooling liquid consumption, especially for liquid ring vacuum pumps or similar pumps
EP0186776A1 (en) * 1984-12-07 1986-07-09 Siemens Aktiengesellschaft Apparatus for the production of a vacuum
WO1989012169A1 (en) * 1988-05-30 1989-12-14 Siemens Aktiengesellschaft Vacuum pump unit arranged on a transportable support frame
BE1008367A3 (en) * 1994-01-25 1996-04-02 Atlas Copco Airpower Nv Compressor unit

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4307271C2 (en) * 1993-03-04 1995-01-19 Siemens Ag Liquid ring pump unit with a separator
DE4417607C1 (en) * 1994-05-19 1995-10-19 Siemens Ag Pump unit
DE10156179A1 (en) * 2001-11-15 2003-05-28 Leybold Vakuum Gmbh Cooling a screw vacuum pump
DE10156180B4 (en) * 2001-11-15 2015-10-15 Oerlikon Leybold Vacuum Gmbh Cooled screw vacuum pump
CN103362777A (en) * 2013-08-13 2013-10-23 无锡市四方真空设备有限公司 Closed type circulation self-suction system
CN104358688A (en) * 2014-10-28 2015-02-18 南通御丰塑钢包装有限公司 Water ring vacuum pump unit
CN111594441B (en) * 2020-05-21 2022-10-14 上海工程技术大学 Small-volume water-saving water ring pump device
CN112360780B (en) * 2020-11-10 2022-05-24 珠海创烨科技有限公司 Ceramic vacuum pump

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2324907A1 (en) * 1975-09-22 1977-04-15 Siemens Ag MOTORCYCLE PUMP UNIT WITH A LIQUID RING PUMP
EP0169336A1 (en) * 1984-05-30 1986-01-29 Itt Industries, Inc. Control and actuation system, especially for water ring vacuum pumps
US4655688A (en) * 1984-05-30 1987-04-07 Itt Industries, Inc. Control for liquid ring vacuum pumps
EP0174454A2 (en) * 1984-07-12 1986-03-19 LOEWE Pumpenfabrik GmbH Installation for the minimalisation of cooling liquid consumption, especially for liquid ring vacuum pumps or similar pumps
EP0174454A3 (en) * 1984-07-12 1986-11-20 Itt Industries Inc. Installation for the minimalisation of cooling liquid consumption, especially for liquid ring vacuum pumps or similar pumps
EP0186776A1 (en) * 1984-12-07 1986-07-09 Siemens Aktiengesellschaft Apparatus for the production of a vacuum
WO1989012169A1 (en) * 1988-05-30 1989-12-14 Siemens Aktiengesellschaft Vacuum pump unit arranged on a transportable support frame
BE1008367A3 (en) * 1994-01-25 1996-04-02 Atlas Copco Airpower Nv Compressor unit

Also Published As

Publication number Publication date
GB1379378A (en) 1975-01-02
DK139540B (en) 1979-03-05
IT982094B (en) 1974-10-21
DK139540C (en) 1979-08-13
DE2217022A1 (en) 1973-10-18
DE2217022B2 (en) 1974-08-15
BE797933A (en) 1973-07-31
AT324523B (en) 1975-09-10
DE2217022C3 (en) 1975-03-27
NL173301B (en) 1983-08-01
NL173301C (en) 1984-01-02
NL7304943A (en) 1973-10-10
CH562404A5 (en) 1975-05-30

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Legal Events

Date Code Title Description
ST Notification of lapse