NL7412212A - Moleculaire pomp van het trommeltype. - Google Patents

Moleculaire pomp van het trommeltype.

Info

Publication number
NL7412212A
NL7412212A NL7412212A NL7412212A NL7412212A NL 7412212 A NL7412212 A NL 7412212A NL 7412212 A NL7412212 A NL 7412212A NL 7412212 A NL7412212 A NL 7412212A NL 7412212 A NL7412212 A NL 7412212A
Authority
NL
Netherlands
Prior art keywords
drum type
molecular pump
molecular
pump
drum
Prior art date
Application number
NL7412212A
Other languages
English (en)
Dutch (nl)
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of NL7412212A publication Critical patent/NL7412212A/xx

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
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/044—Holweck-type pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NL7412212A 1973-09-14 1974-09-13 Moleculaire pomp van het trommeltype. NL7412212A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7333097A FR2244370A5 (fr) 1973-09-14 1973-09-14

Publications (1)

Publication Number Publication Date
NL7412212A true NL7412212A (nl) 1975-03-18

Family

ID=9125050

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7412212A NL7412212A (nl) 1973-09-14 1974-09-13 Moleculaire pomp van het trommeltype.

Country Status (10)

Country Link
US (1) US3924962A (fr)
JP (1) JPS5055911A (fr)
BE (1) BE819441A (fr)
CH (1) CH592818A5 (fr)
DE (1) DE2443727A1 (fr)
FR (1) FR2244370A5 (fr)
GB (1) GB1473713A (fr)
IT (1) IT1020719B (fr)
NL (1) NL7412212A (fr)
SU (1) SU580850A3 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8105614A (nl) * 1981-12-14 1983-07-01 Ultra Centrifuge Nederland Nv Hoog-vacuum moleculair pomp.
JPH0784871B2 (ja) * 1986-06-12 1995-09-13 株式会社日立製作所 真空排気装置
GB2232205B (en) * 1987-12-25 1991-11-13 Sholokhov Valery B Molecular vacuum pump
DE3891201T1 (de) * 1988-01-05 1990-01-11 Valerij Borisovic Solochov Vakuum-molekularpumpe
WO1989008192A1 (fr) * 1988-02-26 1989-09-08 Nikolai Mikhailovich Novikov Pompe a vide turbomoleculaire
DE3891280T1 (de) * 1988-03-30 1990-04-05 Vladimir Pavlovic Sergeev Turbomolekular-vakuumpumpe
DE3831258C1 (fr) * 1988-09-14 1989-10-12 Alcatel Hochvakuumtechnik Gmbh, 6980 Wertheim, De
GB2585936A (en) * 2019-07-25 2021-01-27 Edwards Ltd Drag pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1053637A (en) * 1912-03-02 1913-02-18 John Arthur Hamilton O'reilly Fluid-propelled machine.
US1448079A (en) * 1920-07-08 1923-03-13 Noeggerath Jacob Emil Viscosity pump
US1902439A (en) * 1930-12-30 1933-03-21 Edward T Skeffington Flying worm steam motor
US1869106A (en) * 1931-06-12 1932-07-26 Charles J Marchant Rotary engine
NL7111948A (fr) * 1971-08-31 1973-03-02

Also Published As

Publication number Publication date
US3924962A (en) 1975-12-09
SU580850A3 (ru) 1977-11-15
CH592818A5 (fr) 1977-11-15
JPS5055911A (fr) 1975-05-16
GB1473713A (en) 1977-05-18
DE2443727A1 (de) 1975-04-03
IT1020719B (it) 1977-12-30
BE819441A (fr) 1975-03-03
FR2244370A5 (fr) 1975-04-11

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Legal Events

Date Code Title Description
BV The patent application has lapsed