FR2556788B1 - Perfectionnement aux installations du type pompe a vide alimentee par un liquide de refrigeration sous pression constante - Google Patents

Perfectionnement aux installations du type pompe a vide alimentee par un liquide de refrigeration sous pression constante

Info

Publication number
FR2556788B1
FR2556788B1 FR8320077A FR8320077A FR2556788B1 FR 2556788 B1 FR2556788 B1 FR 2556788B1 FR 8320077 A FR8320077 A FR 8320077A FR 8320077 A FR8320077 A FR 8320077A FR 2556788 B1 FR2556788 B1 FR 2556788B1
Authority
FR
France
Prior art keywords
pump
cooling liquid
conduit
constant pressure
vacuum 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
FR8320077A
Other languages
English (en)
Other versions
FR2556788A1 (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.)
LAGUILHARRE PIERRE
Original Assignee
LAGUILHARRE PIERRE
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 LAGUILHARRE PIERRE filed Critical LAGUILHARRE PIERRE
Priority to FR8320077A priority Critical patent/FR2556788B1/fr
Priority to DE8484402596T priority patent/DE3478945D1/de
Priority to AT84402596T priority patent/ATE44585T1/de
Priority to EP84402596A priority patent/EP0148069B1/fr
Publication of FR2556788A1 publication Critical patent/FR2556788A1/fr
Application granted granted Critical
Publication of FR2556788B1 publication Critical patent/FR2556788B1/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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Reciprocating Pumps (AREA)
FR8320077A 1983-12-14 1983-12-14 Perfectionnement aux installations du type pompe a vide alimentee par un liquide de refrigeration sous pression constante Expired FR2556788B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8320077A FR2556788B1 (fr) 1983-12-14 1983-12-14 Perfectionnement aux installations du type pompe a vide alimentee par un liquide de refrigeration sous pression constante
DE8484402596T DE3478945D1 (en) 1983-12-14 1984-12-14 Vacuum pump installations supplied by a cooling liquid under constant pressure
AT84402596T ATE44585T1 (de) 1983-12-14 1984-12-14 Vakuumpumpeneinrichtungen mit kuehlfluessigkeit unter konstantem druck.
EP84402596A EP0148069B1 (fr) 1983-12-14 1984-12-14 Perfectionnement aux installations du type pompe à vide alimentée par un liquide de réfrigération sous pression constante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8320077A FR2556788B1 (fr) 1983-12-14 1983-12-14 Perfectionnement aux installations du type pompe a vide alimentee par un liquide de refrigeration sous pression constante

Publications (2)

Publication Number Publication Date
FR2556788A1 FR2556788A1 (fr) 1985-06-21
FR2556788B1 true FR2556788B1 (fr) 1988-04-22

Family

ID=9295190

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8320077A Expired FR2556788B1 (fr) 1983-12-14 1983-12-14 Perfectionnement aux installations du type pompe a vide alimentee par un liquide de refrigeration sous pression constante

Country Status (4)

Country Link
EP (1) EP0148069B1 (fr)
AT (1) ATE44585T1 (fr)
DE (1) DE3478945D1 (fr)
FR (1) FR2556788B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE519641C2 (sv) 2001-08-08 2003-03-25 Metso Paper Inc Kombinerad centrifugal- och vakuumpump för pumpning av massa
JP2015036516A (ja) * 2013-08-12 2015-02-23 株式会社ネクスト 水封式水蒸気圧縮機
CN113217387B (zh) * 2021-05-22 2022-08-12 浙江恒翔神工真空科技有限公司 一种返油抗污真空泵

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2044867A (en) * 1934-06-01 1936-06-23 Ingersoll Rand Co Regulating device for vacuum pumps
GB508897A (en) * 1938-04-11 1939-07-07 Edward James Hutchins Norman Improvements in and relating to rotary pumps of the water-ring type
FR909168A (fr) * 1941-11-29 1946-05-01 Perfectionnements aux génératrices de gaz à anneau liquide
US2771860A (en) * 1950-08-22 1956-11-27 Werner P Falk Hydraulic machine
US3108738A (en) * 1958-12-30 1963-10-29 Siemen & Hinsch Gmbh Liquid-ring gas pumps
FR1276528A (fr) * 1960-12-22 1961-11-17 Dispositif de support du rotor dans les pompes rotatives à anneau liquide
BE664205A (fr) * 1964-05-20

Also Published As

Publication number Publication date
DE3478945D1 (en) 1989-08-17
EP0148069A2 (fr) 1985-07-10
EP0148069B1 (fr) 1989-07-12
EP0148069A3 (en) 1985-08-14
FR2556788A1 (fr) 1985-06-21
ATE44585T1 (de) 1989-07-15

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Legal Events

Date Code Title Description
ST Notification of lapse