FR577161A - Improvements to devices used to produce vacuum - Google Patents

Improvements to devices used to produce vacuum

Info

Publication number
FR577161A
FR577161A FR577161DA FR577161A FR 577161 A FR577161 A FR 577161A FR 577161D A FR577161D A FR 577161DA FR 577161 A FR577161 A FR 577161A
Authority
FR
France
Prior art keywords
devices used
produce vacuum
vacuum
produce
devices
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)
Inventor
Harry Fothergill
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 filed Critical
Application granted granted Critical
Publication of FR577161A publication Critical patent/FR577161A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B25/00—Regulating, controlling, or safety means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B2250/00—Accessories of steam engines; Arrangements or control devices of piston pumps, compressors without crank shafts or condensors for so far as they influence the functioning of the engines
    • F01B2250/009—Condenser pumps for steam engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR577161D 1923-02-16 1924-02-14 Improvements to devices used to produce vacuum Expired FR577161A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB577161X 1923-02-16

Publications (1)

Publication Number Publication Date
FR577161A true FR577161A (en) 1924-09-01

Family

ID=10479874

Family Applications (1)

Application Number Title Priority Date Filing Date
FR577161D Expired FR577161A (en) 1923-02-16 1924-02-14 Improvements to devices used to produce vacuum

Country Status (1)

Country Link
FR (1) FR577161A (en)

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