FI49212C - Monivaiheisen nesterengastyhjöpumpun vaiheiden välinen tiivistys. - Google Patents

Monivaiheisen nesterengastyhjöpumpun vaiheiden välinen tiivistys.

Info

Publication number
FI49212C
FI49212C FI276768A FI276768A FI49212C FI 49212 C FI49212 C FI 49212C FI 276768 A FI276768 A FI 276768A FI 276768 A FI276768 A FI 276768A FI 49212 C FI49212 C FI 49212C
Authority
FI
Finland
Prior art keywords
stages
seal
vacuum pump
liquid ring
ring vacuum
Prior art date
Application number
FI276768A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI49212B (no
Inventor
Irving Callender Jennings
Original Assignee
Irving Callender Jennings
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 Irving Callender Jennings filed Critical Irving Callender Jennings
Priority to FI283772A priority Critical patent/FI52898C/fi
Application granted granted Critical
Publication of FI49212B publication Critical patent/FI49212B/fi
Publication of FI49212C publication Critical patent/FI49212C/fi

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)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Knives (AREA)
  • Sealing Devices (AREA)
FI276768A 1968-03-07 1968-09-30 Monivaiheisen nesterengastyhjöpumpun vaiheiden välinen tiivistys. FI49212C (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI283772A FI52898C (fi) 1968-03-07 1972-10-13 Tyhjöpumppu

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71137068A 1968-03-07 1968-03-07

Publications (2)

Publication Number Publication Date
FI49212B FI49212B (no) 1974-12-31
FI49212C true FI49212C (fi) 1975-04-10

Family

ID=24857820

Family Applications (1)

Application Number Title Priority Date Filing Date
FI276768A FI49212C (fi) 1968-03-07 1968-09-30 Monivaiheisen nesterengastyhjöpumpun vaiheiden välinen tiivistys.

Country Status (9)

Country Link
JP (1) JPS5550200B1 (no)
AT (1) AT287169B (no)
BE (1) BE721635A (no)
DE (2) DE1728430C3 (no)
FI (1) FI49212C (no)
GB (1) GB1186129A (no)
NL (1) NL6812819A (no)
NO (1) NO126636B (no)
SE (1) SE342669B (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3934720A1 (de) * 1989-10-18 1991-04-25 Sihi Gmbh & Co Kg Fluessigkeitsringgaspumpe mit hermetisch geschlossenem bzw. gekapselten antrieb
SE502127C2 (sv) * 1993-12-01 1995-08-28 Kvaerner Pulping Tech Anordning vid en vakuumpump för avluftning av suspensionspump
DE20200839U1 (de) * 2002-01-21 2003-05-28 Speck-Pumpenfabrik Walter Speck GmbH & Co. KG, 91154 Roth Zweistufige Flüssigkeitsringpumpe in Blockbauweise
US9541086B2 (en) * 2013-10-01 2017-01-10 Gardner Denver Nash Llc Liquid ring pump with modular construction, an inter-stage bypass and overload protection
CN107575391A (zh) * 2017-10-20 2018-01-12 项达章 自平衡锥体式真空泵
EP3536962B1 (en) * 2018-03-07 2021-06-02 Entecnia Consulting, S.L.U. Rotary-vane vacuum pump and outlet assembly thereof
CN110578688B (zh) * 2019-08-07 2022-01-18 湖北同方高科泵业有限公司 一种具有内部制冷系统的水环泵

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351272A (en) * 1966-01-03 1967-11-07 Nash Engineering Co Vacuum pump

Also Published As

Publication number Publication date
DE1728430B2 (de) 1973-10-31
SE342669B (no) 1972-02-14
NL6812819A (no) 1969-09-09
NO126636B (no) 1973-03-05
DE1728430A1 (de) 1972-04-27
BE721635A (no) 1969-03-31
DE1728328C2 (de) 1973-11-15
JPS5550200B1 (no) 1980-12-16
DE1728430C3 (de) 1974-05-22
FI49212B (no) 1974-12-31
GB1186129A (en) 1970-04-02
DE1728328B1 (de) 1971-08-05
AT287169B (de) 1971-01-11

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