FR450504A - Suction pump to evacuate - Google Patents

Suction pump to evacuate

Info

Publication number
FR450504A
FR450504A FR450504DA FR450504A FR 450504 A FR450504 A FR 450504A FR 450504D A FR450504D A FR 450504DA FR 450504 A FR450504 A FR 450504A
Authority
FR
France
Prior art keywords
evacuate
suction pump
suction
pump
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
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.)
P COLOMBIER FILS ET CIE Ste
Original Assignee
P COLOMBIER FILS ET CIE Ste
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 P COLOMBIER FILS ET CIE Ste filed Critical P COLOMBIER FILS ET CIE Ste
Application granted granted Critical
Publication of FR450504A publication Critical patent/FR450504A/en
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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
    • F04B37/16—Means for nullifying unswept space

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR450504D 1912-06-19 1912-06-19 Suction pump to evacuate Expired FR450504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR450504T 1912-06-19

Publications (1)

Publication Number Publication Date
FR450504A true FR450504A (en) 1913-03-27

Family

ID=1490920

Family Applications (1)

Application Number Title Priority Date Filing Date
FR450504D Expired FR450504A (en) 1912-06-19 1912-06-19 Suction pump to evacuate

Country Status (1)

Country Link
FR (1) FR450504A (en)

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