FR2199386A5 - PTFE-type plastic gasket rings - for a turbo compressor seal preventing heat build up, for inflammable or explosive gases - Google Patents

PTFE-type plastic gasket rings - for a turbo compressor seal preventing heat build up, for inflammable or explosive gases

Info

Publication number
FR2199386A5
FR2199386A5 FR7332054A FR7332054A FR2199386A5 FR 2199386 A5 FR2199386 A5 FR 2199386A5 FR 7332054 A FR7332054 A FR 7332054A FR 7332054 A FR7332054 A FR 7332054A FR 2199386 A5 FR2199386 A5 FR 2199386A5
Authority
FR
France
Prior art keywords
ptfe
inflammable
rings
heat build
turbo compressor
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
FR7332054A
Other languages
English (en)
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.)
Gutehoffnungshutte Sterkrade AG
Original Assignee
Gutehoffnungshutte Sterkrade AG
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 Gutehoffnungshutte Sterkrade AG filed Critical Gutehoffnungshutte Sterkrade AG
Application granted granted Critical
Publication of FR2199386A5 publication Critical patent/FR2199386A5/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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/162—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of a centrifugal flow wheel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • F16J15/4472—Labyrinth packings with axial path

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Gasket Seals (AREA)
FR7332054A 1972-09-07 1973-09-05 PTFE-type plastic gasket rings - for a turbo compressor seal preventing heat build up, for inflammable or explosive gases Expired FR2199386A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722243873 DE2243873B2 (de) 1972-09-07 1972-09-07 Labyrinthdichtung für Turboverdichter

Publications (1)

Publication Number Publication Date
FR2199386A5 true FR2199386A5 (en) 1974-04-05

Family

ID=5855678

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7332054A Expired FR2199386A5 (en) 1972-09-07 1973-09-05 PTFE-type plastic gasket rings - for a turbo compressor seal preventing heat build up, for inflammable or explosive gases

Country Status (5)

Country Link
JP (1) JPS4964905A (enExample)
CH (2) CH559868A5 (enExample)
DE (1) DE2243873B2 (enExample)
FR (1) FR2199386A5 (enExample)
IT (1) IT998538B (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189364A3 (en) * 1985-01-24 1988-05-04 Carrier Corporation Diffuser vane seal for a centrifugal compressor
EP0408010A1 (en) * 1989-07-12 1991-01-16 Praxair Technology, Inc. Turbomachine with seal fluid recovery channel
EP0545706A1 (en) * 1991-12-04 1993-06-09 The BOC Group plc Vacuum pumps
WO2007035699A3 (en) * 2005-09-19 2007-05-31 Ingersoll Rand Co Impeller for a centrifugal compressor
EP1568889A3 (en) * 2004-02-27 2008-01-02 R & D Dynamics Corporation Shaft seal for use in high-speed turbomachinery
ITCO20110029A1 (it) * 2011-07-26 2013-01-27 Nuovo Pignone Spa Girante centrifuga e turbomacchina
US20220065123A1 (en) * 2019-01-10 2022-03-03 Nuovo Pignone Tecnologie S.r.l. Labyrinth sealing device

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050526A (en) 1975-05-07 1977-09-27 Foresight Industries Post driving machine
US4460185A (en) * 1982-08-23 1984-07-17 General Electric Company Seal including a non-metallic abradable material
US6305480B1 (en) 1999-04-14 2001-10-23 Steven D. Franklin Post driving and earth boring machine
JP2013053542A (ja) * 2011-09-02 2013-03-21 Mitsubishi Heavy Ind Ltd シール装置
IT201900023850A1 (it) * 2019-12-12 2021-06-12 Nuovo Pignone Tecnologie Srl Struttura di tenuta composita per una macchina, e metodo per produrre la struttura di tenuta composita

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189364A3 (en) * 1985-01-24 1988-05-04 Carrier Corporation Diffuser vane seal for a centrifugal compressor
EP0408010A1 (en) * 1989-07-12 1991-01-16 Praxair Technology, Inc. Turbomachine with seal fluid recovery channel
EP0545706A1 (en) * 1991-12-04 1993-06-09 The BOC Group plc Vacuum pumps
US5354172A (en) * 1991-12-04 1994-10-11 The Boc Group Plc Molecular drag vacuum pump
EP1568889A3 (en) * 2004-02-27 2008-01-02 R & D Dynamics Corporation Shaft seal for use in high-speed turbomachinery
WO2007035699A3 (en) * 2005-09-19 2007-05-31 Ingersoll Rand Co Impeller for a centrifugal compressor
ITCO20110029A1 (it) * 2011-07-26 2013-01-27 Nuovo Pignone Spa Girante centrifuga e turbomacchina
WO2013014106A1 (en) * 2011-07-26 2013-01-31 Nuovo Pignone S.P.A Centrifugal impeller and turbomachine
CN103717839A (zh) * 2011-07-26 2014-04-09 诺沃皮尼奥内有限公司 离心叶轮以及离心涡轮机
CN103717839B (zh) * 2011-07-26 2016-04-13 诺沃皮尼奥内有限公司 离心叶轮以及离心涡轮机
US9567864B2 (en) 2011-07-26 2017-02-14 Nuovo Pignone Spa Centrifugal impeller and turbomachine
US20220065123A1 (en) * 2019-01-10 2022-03-03 Nuovo Pignone Tecnologie S.r.l. Labyrinth sealing device
US11859498B2 (en) * 2019-01-10 2024-01-02 Nuovo Pignone Tecnologie S.r.l. Labyrinth sealing device

Also Published As

Publication number Publication date
CH559868A5 (enExample) 1975-03-14
JPS4964905A (enExample) 1974-06-24
DE2243873B2 (de) 1975-01-16
DE2243873A1 (de) 1974-03-28
IT998538B (it) 1976-02-20
CH560857A5 (enExample) 1975-04-15

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Legal Events

Date Code Title Description
CN Change in juridical nature
ST Notification of lapse