NL7304943A - - Google Patents

Info

Publication number
NL7304943A
NL7304943A NL7304943A NL7304943A NL7304943A NL 7304943 A NL7304943 A NL 7304943A NL 7304943 A NL7304943 A NL 7304943A NL 7304943 A NL7304943 A NL 7304943A NL 7304943 A NL7304943 A NL 7304943A
Authority
NL
Netherlands
Application number
NL7304943A
Other versions
NL173301C (nl
NL173301B (nl
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 filed Critical
Publication of NL7304943A publication Critical patent/NL7304943A/xx
Publication of NL173301B publication Critical patent/NL173301B/xx
Application granted granted Critical
Publication of NL173301C publication Critical patent/NL173301C/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
NL7304943A 1972-04-08 1973-04-09 Vloeistofring-vacuuempomp-aggregaat. NL173301C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722217022 DE2217022C3 (de) 1972-04-08 1972-04-08 Flüssigkeitsring-Vakuumpumpe mit Umlaufbehälter

Publications (3)

Publication Number Publication Date
NL7304943A true NL7304943A (xx) 1973-10-10
NL173301B NL173301B (nl) 1983-08-01
NL173301C NL173301C (nl) 1984-01-02

Family

ID=5841405

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7304943A NL173301C (nl) 1972-04-08 1973-04-09 Vloeistofring-vacuuempomp-aggregaat.

Country Status (9)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7606975A (nl) * 1975-09-22 1977-03-24 Siemens Ag Vloeistofpompopstelling.
DE3420144A1 (de) * 1984-05-30 1985-12-05 Loewe Pumpenfabrik GmbH, 2120 Lüneburg Regelungs- und steuerungssystem, insbes. fuer wassering-vakuumpumpen
DE3425616A1 (de) * 1984-07-12 1986-01-23 Loewe Pumpenfabrik GmbH, 2120 Lüneburg Anordnung zur minimierung des kuehlfluessigkeitsverbrauches insbes. bei fluessigkeitsring-vakuumpumpen o.dgl.
CN1005642B (zh) * 1984-12-07 1989-11-01 西门子公司 真空设备
DE8807065U1 (de) * 1988-05-30 1989-09-28 Siemens AG, 1000 Berlin und 8000 München Auf einem transportablen Traggestell angeordnetes Vakuumpumpenaggregat
DE4307271C2 (de) * 1993-03-04 1995-01-19 Siemens Ag Flüssigkeitsring-Pumpaggregat mit einem Abscheider
BE1008367A3 (nl) * 1994-01-25 1996-04-02 Atlas Copco Airpower Nv Kompressoreenheid.
DE4417607C1 (de) * 1994-05-19 1995-10-19 Siemens Ag Pumpenaggregat
DE10156180B4 (de) * 2001-11-15 2015-10-15 Oerlikon Leybold Vacuum Gmbh Gekühlte Schraubenvakuumpumpe
DE10156179A1 (de) 2001-11-15 2003-05-28 Leybold Vakuum Gmbh Kühlung einer Schraubenvakuumpumpe
CN103362777A (zh) * 2013-08-13 2013-10-23 无锡市四方真空设备有限公司 一种闭式循环自吸系统
CN104358688A (zh) * 2014-10-28 2015-02-18 南通御丰塑钢包装有限公司 水环真空泵机组
CN111594441B (zh) * 2020-05-21 2022-10-14 上海工程技术大学 一种小体积节水型水环泵装置
CN112360780B (zh) * 2020-11-10 2022-05-24 珠海创烨科技有限公司 陶瓷真空泵

Also Published As

Publication number Publication date
DK139540C (da) 1979-08-13
DE2217022C3 (de) 1975-03-27
CH562404A5 (xx) 1975-05-30
GB1379378A (en) 1975-01-02
AT324523B (de) 1975-09-10
IT982094B (it) 1974-10-21
DE2217022B2 (de) 1974-08-15
DE2217022A1 (de) 1973-10-18
DK139540B (da) 1979-03-05
NL173301C (nl) 1984-01-02
NL173301B (nl) 1983-08-01
BE797933A (fr) 1973-07-31
FR2180332A5 (xx) 1973-11-23

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee