CH567878A5 - - Google Patents

Info

Publication number
CH567878A5
CH567878A5 CH1020973A CH1020973A CH567878A5 CH 567878 A5 CH567878 A5 CH 567878A5 CH 1020973 A CH1020973 A CH 1020973A CH 1020973 A CH1020973 A CH 1020973A CH 567878 A5 CH567878 A5 CH 567878A5
Authority
CH
Switzerland
Application number
CH1020973A
Original Assignee
Balzers Patent Beteilig Ag
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 Balzers Patent Beteilig Ag filed Critical Balzers Patent Beteilig Ag
Priority to CH1020973A priority Critical patent/CH567878A5/xx
Priority to DE19732341005 priority patent/DE2341005B2/de
Priority to NL7314006A priority patent/NL7314006A/xx
Priority to FR7421601A priority patent/FR2236545B1/fr
Priority to GB2941474A priority patent/GB1468915A/en
Priority to US05/486,067 priority patent/US3973929A/en
Publication of CH567878A5 publication Critical patent/CH567878A5/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/40—Concentrating samples
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D49/00—Separating dispersed particles from gases, air or vapours by other methods
    • 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
    • F04D19/046—Combinations of two or more different types of pumps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sampling And Sample Adjustment (AREA)
CH1020973A 1973-07-12 1973-07-12 CH567878A5 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH1020973A CH567878A5 (ja) 1973-07-12 1973-07-12
DE19732341005 DE2341005B2 (de) 1973-07-12 1973-08-14 Verfahren zum anreichern von in einem gas niedrigeren molgewichts enthaltenen stoffen hoeheren molgewichtes und anordnung zur durchfuehrung des verfahrens
NL7314006A NL7314006A (nl) 1973-07-12 1973-10-11 Werkwijze voor het concentreren van stof met een hoger moleculair gewicht die zich bevindt in een gas met een lager moleculair gewicht, en inrichting voor het uitvoeren van deze werkwijze.
FR7421601A FR2236545B1 (ja) 1973-07-12 1974-06-21
GB2941474A GB1468915A (en) 1973-07-12 1974-07-03 Enrichment of substances of higher molecular weight contained in a gas or mixture of gases of lower molecular weight
US05/486,067 US3973929A (en) 1973-07-12 1974-07-05 Method and apparatus for enriching a lower molecular weight gas with substances of higher molecular weight contained therein

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1020973A CH567878A5 (ja) 1973-07-12 1973-07-12

Publications (1)

Publication Number Publication Date
CH567878A5 true CH567878A5 (ja) 1975-10-15

Family

ID=4360625

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1020973A CH567878A5 (ja) 1973-07-12 1973-07-12

Country Status (6)

Country Link
US (1) US3973929A (ja)
CH (1) CH567878A5 (ja)
DE (1) DE2341005B2 (ja)
FR (1) FR2236545B1 (ja)
GB (1) GB1468915A (ja)
NL (1) NL7314006A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5049168A (en) * 1988-09-12 1991-09-17 Philip Danielson Helium leak detection method and system
EP0603694A1 (de) * 1992-12-24 1994-06-29 BALZERS-PFEIFFER GmbH Vakuumpumpsystem
US5733104A (en) * 1992-12-24 1998-03-31 Balzers-Pfeiffer Gmbh Vacuum pump system
US20070227357A1 (en) * 2006-03-31 2007-10-04 Mcdermott Wayne T Turbomolecular pump system for gas separation
DE102009032241A1 (de) * 2009-07-07 2011-08-18 Widulle, Herbert, Dr., 22547 Bei Umgebungstemperatur arbeitender Luftzerleger

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657802A (en) * 1949-12-30 1953-11-03 Robert R Reed Material separator
FR1583714A (ja) * 1967-04-14 1969-12-05
JPS4811278B1 (ja) * 1967-10-26 1973-04-12
US3546891A (en) * 1969-07-18 1970-12-15 Lancelot A Fekete Vortex tube process and apparatus
FR2087102A5 (en) * 1970-05-05 1971-12-31 Anvar Separating gas molecules - of differenct densities which settle by gravitation in cascade chambers

Also Published As

Publication number Publication date
GB1468915A (en) 1977-03-30
FR2236545B1 (ja) 1980-07-04
US3973929A (en) 1976-08-10
DE2341005B2 (de) 1976-07-22
DE2341005A1 (de) 1975-01-30
NL7314006A (nl) 1975-01-14
FR2236545A1 (ja) 1975-02-07

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Legal Events

Date Code Title Description
PL Patent ceased