FR548693A - Improvements in wet vacuum pumps - Google Patents

Improvements in wet vacuum pumps

Info

Publication number
FR548693A
FR548693A FR548693DA FR548693A FR 548693 A FR548693 A FR 548693A FR 548693D A FR548693D A FR 548693DA FR 548693 A FR548693 A FR 548693A
Authority
FR
France
Prior art keywords
vacuum pumps
wet vacuum
wet
pumps
vacuum
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.)
Nash Engineering Co
Original Assignee
Nash Engineering 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.)
Filing date
Publication date
Application filed by Nash Engineering Co filed Critical Nash Engineering Co
Application granted granted Critical
Publication of FR548693A publication Critical patent/FR548693A/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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
    • F04C19/004—Details concerning the operating liquid, e.g. nature, separation, cooling, cleaning, control of the supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR548693D 1922-03-10 1922-03-10 Improvements in wet vacuum pumps Expired FR548693A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR548693T 1922-03-10

Publications (1)

Publication Number Publication Date
FR548693A true FR548693A (en) 1923-01-20

Family

ID=8935007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR548693D Expired FR548693A (en) 1922-03-10 1922-03-10 Improvements in wet vacuum pumps

Country Status (1)

Country Link
FR (1) FR548693A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169336A1 (en) * 1984-05-30 1986-01-29 Itt Industries, Inc. Control and actuation system, especially for water ring vacuum pumps

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169336A1 (en) * 1984-05-30 1986-01-29 Itt Industries, Inc. Control and actuation system, especially for water ring vacuum pumps
US4655688A (en) * 1984-05-30 1987-04-07 Itt Industries, Inc. Control for liquid ring vacuum pumps

Similar Documents

Publication Publication Date Title
FR552802A (en) Pneumatic vacuum pump
FR548693A (en) Improvements in wet vacuum pumps
FR622089A (en) Improvements in cinematographs
FR598578A (en) Improvements in carburetors
FR599584A (en) Improvements in carburetors
FR548088A (en) Vacuum cleaner
FR575456A (en) Improvements in piston pumps
FR614765A (en) Improvements in carburetors
FR600514A (en) Improvements in pumps
FR558196A (en) Improvements in areoplanes
FR551141A (en) Improvements in cinematographs
FR558759A (en) Improvements in pistons
FR553863A (en) Improvements in the construction of air pumps
FR548089A (en) Vacuum cleaner
FR548087A (en) Vacuum cleaner
FR559347A (en) Improvements in gaiters
FR557419A (en) Improvements in carburetors
FR554825A (en) Improvements in mechanical presses
FR562764A (en) Improvements in combing machines
FR584421A (en) Improvements in vacuum cleaning machines
FR27546E (en) Improvements in meter-taximeters
FR548091A (en) Improvements in mechanically operated advertisements
FR550078A (en) Improvements in cream separators
FR551528A (en) Improvements in windows
FR592136A (en) Improvements in carburetors