BE757355A - Impulseurs composites pour pompes a vide - Google Patents

Impulseurs composites pour pompes a vide

Info

Publication number
BE757355A
BE757355A BE757355DA BE757355A BE 757355 A BE757355 A BE 757355A BE 757355D A BE757355D A BE 757355DA BE 757355 A BE757355 A BE 757355A
Authority
BE
Belgium
Prior art keywords
vacuum pumps
impellers
composite
composite impellers
pumps
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
C Schulte
Original Assignee
Sargent Welch Scientific Co
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.)
Publication date
Publication of BE757355A publication Critical patent/BE757355A/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
    • F04D19/042—Turbomolecular vacuum pumps
BE757355D 1969-10-27 Impulseurs composites pour pompes a vide BE757355A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86996869A 1969-10-27 1969-10-27

Publications (1)

Publication Number Publication Date
BE757355A true BE757355A (fr) 1971-03-16

Family

ID=25354525

Family Applications (1)

Application Number Title Priority Date Filing Date
BE757355D BE757355A (fr) 1969-10-27 Impulseurs composites pour pompes a vide

Country Status (9)

Country Link
US (1) US3659958A (xx)
JP (1) JPS5026770B1 (xx)
BE (1) BE757355A (xx)
CA (1) CA922676A (xx)
CH (1) CH535383A (xx)
DE (1) DE2046692A1 (xx)
FR (1) FR2066533A5 (xx)
GB (1) GB1330150A (xx)
NL (1) NL7015234A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2554995A1 (de) * 1975-12-06 1977-06-16 Pfeiffer Vakuumtechnik Turbomolekularpumpe
JPS5482571U (xx) * 1977-11-24 1979-06-12
GB2498816A (en) * 2012-01-27 2013-07-31 Edwards Ltd Vacuum pump
DE102013100853A1 (de) * 2013-01-29 2014-07-31 Pfeiffer Vacuum Gmbh Verfahren zum Beschichten und/oder Lackieren von Magnetringen eines Rotor-Magnetlagers, Rotor-Magnetlager sowie Vakuumpumpe
DE102015117562A1 (de) * 2014-10-16 2016-04-21 Johnson Electric S.A. Zahnradpumpe

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1551402A (en) * 1925-08-25 Botob fob elastic-pi
US843237A (en) * 1906-03-31 1907-02-05 Frank D Shepherd Steam-turbine.
DE287964C (xx) * 1913-05-31
US2356605A (en) * 1940-01-08 1944-08-22 Meininghaus Ulrich Turbine rotor
US2317092A (en) * 1941-08-02 1943-04-20 Allis Chalmers Mfg Co Welded spindle construction
US2461242A (en) * 1944-08-23 1949-02-08 United Aircraft Corp Rotor construction for turbines
US2440933A (en) * 1945-05-11 1948-05-04 Elliott Co Turbine rotor
US2637521A (en) * 1949-03-01 1953-05-05 Elliott Co Gas turbine rotor and method of welding rotor disks together
US3070348A (en) * 1960-07-25 1962-12-25 Gen Motors Corp Composite rotor
FR1304689A (fr) * 1961-08-04 1962-09-28 Snecma Pompe à vide turbomoléculaire perfectionnée
US3399827A (en) * 1967-05-19 1968-09-03 Everett H. Schwartzman Vacuum pump system

Also Published As

Publication number Publication date
JPS5026770B1 (xx) 1975-09-03
CH535383A (de) 1973-03-31
NL7015234A (xx) 1971-04-29
GB1330150A (en) 1973-09-12
FR2066533A5 (xx) 1971-08-06
DE2046692A1 (de) 1971-05-06
US3659958A (en) 1972-05-02
CA922676A (en) 1973-03-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SARGENT WELCH SCIENTIFIC CY

Effective date: 19891031