FR1166228A - Pompe à vide poussé mécanique résistant à la corrosion - Google Patents

Pompe à vide poussé mécanique résistant à la corrosion

Info

Publication number
FR1166228A
FR1166228A FR1166228DA FR1166228A FR 1166228 A FR1166228 A FR 1166228A FR 1166228D A FR1166228D A FR 1166228DA FR 1166228 A FR1166228 A FR 1166228A
Authority
FR
France
Prior art keywords
vacuum pump
high vacuum
corrosion resistant
mechanical high
resistant mechanical
Prior art date
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
Other languages
English (en)
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.)
WC Heraus GmbH and Co KG
Original Assignee
WC Heraus GmbH and Co KG
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 WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG
Application granted granted Critical
Publication of FR1166228A publication Critical patent/FR1166228A/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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • F04C27/009—Shaft sealings specially adapted for pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR1166228D 1956-02-17 1957-02-11 Pompe à vide poussé mécanique résistant à la corrosion Expired FR1166228A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1166228X 1956-02-17

Publications (1)

Publication Number Publication Date
FR1166228A true FR1166228A (fr) 1958-11-04

Family

ID=7728923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1166228D Expired FR1166228A (fr) 1956-02-17 1957-02-11 Pompe à vide poussé mécanique résistant à la corrosion

Country Status (1)

Country Link
FR (1) FR1166228A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3007267A1 (de) * 1980-02-27 1981-09-03 Leybold Heraeus Gmbh & Co Kg Wellendichtung fuer waelzkolbenpumpen
EP0597407A1 (fr) * 1992-11-13 1994-05-18 Leybold Aktiengesellschaft Pompe à vide à deux arbres
US5334004A (en) * 1991-02-12 1994-08-02 Bertin & Cie Compressor or turbine type rotary machine for compressing or expanding a dangerous gas
WO2011058339A2 (fr) 2009-11-11 2011-05-19 Edwards Limited Pompe à vide

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3007267A1 (de) * 1980-02-27 1981-09-03 Leybold Heraeus Gmbh & Co Kg Wellendichtung fuer waelzkolbenpumpen
US5334004A (en) * 1991-02-12 1994-08-02 Bertin & Cie Compressor or turbine type rotary machine for compressing or expanding a dangerous gas
EP0597407A1 (fr) * 1992-11-13 1994-05-18 Leybold Aktiengesellschaft Pompe à vide à deux arbres
WO2011058339A2 (fr) 2009-11-11 2011-05-19 Edwards Limited Pompe à vide
WO2011058339A3 (fr) * 2009-11-11 2012-01-19 Edwards Limited Pompe à vide
CN102656368A (zh) * 2009-11-11 2012-09-05 爱德华兹有限公司 用于真空泵的抗腐蚀轴密封
CN102656368B (zh) * 2009-11-11 2015-12-09 爱德华兹有限公司 用于真空泵的抗腐蚀轴密封
EP2499374B1 (fr) 2009-11-11 2016-12-28 Edwards Limited Etancheite d'arbre résistant à la corrosion pour une pompe à vide

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