GB1448752A - Vacuum pumping assembly - Google Patents

Vacuum pumping assembly

Info

Publication number
GB1448752A
GB1448752A GB1133473A GB1133473A GB1448752A GB 1448752 A GB1448752 A GB 1448752A GB 1133473 A GB1133473 A GB 1133473A GB 1133473 A GB1133473 A GB 1133473A GB 1448752 A GB1448752 A GB 1448752A
Authority
GB
United Kingdom
Prior art keywords
trap
march
housing
baffle
vacuum pumping
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
GB1133473A
Other languages
English (en)
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.)
BOC Group Ltd
Original Assignee
BOC International Ltd
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 BOC International Ltd filed Critical BOC International Ltd
Priority to GB1133473A priority Critical patent/GB1448752A/en
Priority to DE2410672A priority patent/DE2410672A1/de
Priority to FR7407840A priority patent/FR2220691B1/fr
Priority to JP49027001A priority patent/JPS5047210A/ja
Priority to US449551A priority patent/US3902330A/en
Priority to IT20562/74A priority patent/IT1007414B/it
Publication of GB1448752A publication Critical patent/GB1448752A/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
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F9/00—Diffusion pumps
    • F04F9/06—Arrangement of vapour traps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
GB1133473A 1973-03-08 1973-03-08 Vacuum pumping assembly Expired GB1448752A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1133473A GB1448752A (en) 1973-03-08 1973-03-08 Vacuum pumping assembly
DE2410672A DE2410672A1 (de) 1973-03-08 1974-03-06 Dampfstrahl-vakuumpumpe
FR7407840A FR2220691B1 (enExample) 1973-03-08 1974-03-07
JP49027001A JPS5047210A (enExample) 1973-03-08 1974-03-08
US449551A US3902330A (en) 1973-03-08 1974-03-08 Vacuum pump
IT20562/74A IT1007414B (it) 1973-03-08 1974-04-08 Pompa a vuoto

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1133473A GB1448752A (en) 1973-03-08 1973-03-08 Vacuum pumping assembly

Publications (1)

Publication Number Publication Date
GB1448752A true GB1448752A (en) 1976-09-08

Family

ID=9984343

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1133473A Expired GB1448752A (en) 1973-03-08 1973-03-08 Vacuum pumping assembly

Country Status (6)

Country Link
US (1) US3902330A (enExample)
JP (1) JPS5047210A (enExample)
DE (1) DE2410672A1 (enExample)
FR (1) FR2220691B1 (enExample)
GB (1) GB1448752A (enExample)
IT (1) IT1007414B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2233879A5 (enExample) * 1973-06-15 1975-01-10 British Oxygen Co Ltd
US4718251A (en) * 1986-03-24 1988-01-12 British Aerospace De-contaminated fluid supply apparatus and cryogenic cooling systems using such apparatus
JP2719298B2 (ja) * 1993-07-29 1998-02-25 アプライド マテリアルズ インコーポレイテッド 真空装置の冷却構造
GB9504260D0 (en) * 1995-03-03 1995-04-19 Boc Group Plc Improvements in diffusion pumps
US7194861B2 (en) 2004-11-26 2007-03-27 Bishop Lloyd E Two stroke steam-to-vacuum engine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2934257A (en) * 1956-01-25 1960-04-26 Edwards High Vacuum Ltd Vapour vacuum pumps
US3122896A (en) * 1962-10-31 1964-03-03 Cryovac Inc Pump heat radiation shield
GB1066971A (en) * 1963-05-30 1967-04-26 Edwards High Vacuum Int Ltd Improvements in or relating to vacuum pumps
US3423947A (en) * 1967-07-17 1969-01-28 Yosimaro Moriya Vacuum traps utilizing electronic refrigerating elements
FR1587077A (enExample) * 1968-08-01 1970-03-13
GB1313135A (en) * 1969-04-28 1973-04-11 Edwards High Vacuum Int Ltd Vapour trap for a vapour vacuum pump
US3719052A (en) * 1971-05-04 1973-03-06 G White Vacuum system cold trap
FR2163945A5 (enExample) * 1971-12-07 1973-07-27 Cit Alcatel

Also Published As

Publication number Publication date
FR2220691B1 (enExample) 1978-02-10
DE2410672A1 (de) 1974-09-12
IT1007414B (it) 1976-10-30
JPS5047210A (enExample) 1975-04-26
FR2220691A1 (enExample) 1974-10-04
US3902330A (en) 1975-09-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930306