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FR2244370A5 - - Google Patents

Info

Publication number
FR2244370A5
FR2244370A5 FR7333097A FR7333097A FR2244370A5 FR 2244370 A5 FR2244370 A5 FR 2244370A5 FR 7333097 A FR7333097 A FR 7333097A FR 7333097 A FR7333097 A FR 7333097A FR 2244370 A5 FR2244370 A5 FR 2244370A5
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
FR7333097A
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
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 Alcatel CIT SA filed Critical Alcatel CIT SA
Priority to FR7333097A priority Critical patent/FR2244370A5/fr
Priority to SU7402053915A priority patent/SU580850A3/en
Priority to CH1187474A priority patent/CH592818A5/xx
Priority to BE1006155A priority patent/BE819441A/en
Priority to GB3829074A priority patent/GB1473713A/en
Priority to IT69686/74A priority patent/IT1020719B/en
Priority to US503126A priority patent/US3924962A/en
Priority to JP49103062A priority patent/JPS5055911A/ja
Priority to DE19742443727 priority patent/DE2443727A1/en
Priority to NL7412212A priority patent/NL7412212A/en
Application granted granted Critical
Publication of FR2244370A5 publication Critical patent/FR2244370A5/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
    • 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)
FR7333097A 1973-09-14 1973-09-14 Expired FR2244370A5 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FR7333097A FR2244370A5 (en) 1973-09-14 1973-09-14
SU7402053915A SU580850A3 (en) 1973-09-14 1974-08-21 Molecular vacuum pump
BE1006155A BE819441A (en) 1973-09-14 1974-09-02 IMPROVEMENT OF MOLECULAR DRUM PUMPS
GB3829074A GB1473713A (en) 1973-09-14 1974-09-02 Drum type molecular pump and method of manufacturing it
CH1187474A CH592818A5 (en) 1973-09-14 1974-09-02
IT69686/74A IT1020719B (en) 1973-09-14 1974-09-04 MOLECULAR DRUM PUMP
US503126A US3924962A (en) 1973-09-14 1974-09-04 Molecular pumps of the drum type
JP49103062A JPS5055911A (en) 1973-09-14 1974-09-09
DE19742443727 DE2443727A1 (en) 1973-09-14 1974-09-12 DRUM MOLECULAR PUMP
NL7412212A NL7412212A (en) 1973-09-14 1974-09-13 MOLECULAR PUMP OF THE DRUM TYPE.

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2244370A5 true FR2244370A5 (en) 1975-04-11

Family

ID=9125050

Family Applications (1)

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

Country Status (10)

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

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989006320A1 (en) * 1988-01-05 1989-07-13 Sholokhov Valery B Molecular vacuum pump
WO1989006319A1 (en) * 1987-12-25 1989-07-13 Sholokhov Valery B Molecular vacuum pump
WO1989008192A1 (en) * 1988-02-26 1989-09-08 Nikolai Mikhailovich Novikov Turbomolecular vacuum pump
WO1989009341A1 (en) * 1988-03-30 1989-10-05 Sergeev Vladimir P Turbomolecular vacuum pump
EP0359124A2 (en) * 1988-09-14 1990-03-21 ALCATEL HOCHVAKUUMTECHNIK GmbH Method for counter-flow gas analysis

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8105614A (en) * 1981-12-14 1983-07-01 Ultra Centrifuge Nederland Nv HIGH VACUUM MOLECULAR PUMP.
JPH0784871B2 (en) * 1986-06-12 1995-09-13 株式会社日立製作所 Vacuum exhaust device
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 (en) * 1971-08-31 1973-03-02

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989006319A1 (en) * 1987-12-25 1989-07-13 Sholokhov Valery B Molecular vacuum pump
GB2232205B (en) * 1987-12-25 1991-11-13 Sholokhov Valery B Molecular vacuum pump
GB2232205A (en) * 1987-12-25 1990-12-05 Sholokhov Valery B Molecular vacuum pump
WO1989006320A1 (en) * 1988-01-05 1989-07-13 Sholokhov Valery B Molecular vacuum pump
GB2221255A (en) * 1988-01-05 1990-01-31 Sholokhov Valery B Molecular vacuum pump
GB2221255B (en) * 1988-01-05 1991-10-16 Sholokhov Valery B Molecular vacuum pump
US5052887A (en) * 1988-02-26 1991-10-01 Novikov Nikolai M Turbomolecular vacuum pump
WO1989008192A1 (en) * 1988-02-26 1989-09-08 Nikolai Mikhailovich Novikov Turbomolecular vacuum pump
GB2226603B (en) * 1988-02-26 1992-07-29 Nikolai Mikhailovich Novikov Turbomolecular vacuum pump
GB2226603A (en) * 1988-02-26 1990-07-04 Nikolai Mikhailovich Novikov Turbomolecular vacuum pump
WO1989009341A1 (en) * 1988-03-30 1989-10-05 Sergeev Vladimir P Turbomolecular vacuum pump
GB2230562B (en) * 1988-03-30 1991-09-11 Sergeev Vladimir P Turbomolecular vacuum pump
GB2230562A (en) * 1988-03-30 1990-10-24 Sergeev Vladimir P Turbomolecular vacuum pump
EP0359124A3 (en) * 1988-09-14 1991-05-08 ALCATEL HOCHVAKUUMTECHNIK GmbH Method for counter-flow gas analysis
EP0359124A2 (en) * 1988-09-14 1990-03-21 ALCATEL HOCHVAKUUMTECHNIK GmbH Method for counter-flow gas analysis

Also Published As

Publication number Publication date
SU580850A3 (en) 1977-11-15
DE2443727A1 (en) 1975-04-03
IT1020719B (en) 1977-12-30
CH592818A5 (en) 1977-11-15
GB1473713A (en) 1977-05-18
NL7412212A (en) 1975-03-18
BE819441A (en) 1975-03-03
JPS5055911A (en) 1975-05-16
US3924962A (en) 1975-12-09

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Legal Events

Date Code Title Description
ST Notification of lapse