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 gasesInfo
- 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
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)
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 (ja) |
CH (2) | CH560857A5 (ja) |
DE (1) | DE2243873B2 (ja) |
FR (1) | FR2199386A5 (ja) |
IT (1) | IT998538B (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0189364A2 (en) * | 1985-01-24 | 1986-07-30 | 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 |
EP1568889A2 (en) * | 2004-02-27 | 2005-08-31 | R & D Dynamics Corporation | Shaft seal for use in high-speed turbomachinery |
WO2007035699A2 (en) * | 2005-09-19 | 2007-03-29 | Ingersoll-Rand Company | Impeller for a centrifugal compressor |
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 (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
-
1972
- 1972-09-07 DE DE19722243873 patent/DE2243873B2/de active Pending
-
1973
- 1973-09-05 IT IT2859573A patent/IT998538B/it active
- 1973-09-05 FR FR7332054A patent/FR2199386A5/fr not_active Expired
- 1973-09-06 CH CH1283373A patent/CH560857A5/xx not_active IP Right Cessation
- 1973-09-06 CH CH1596774A patent/CH559868A5/xx not_active IP Right Cessation
- 1973-09-06 JP JP9980273A patent/JPS4964905A/ja active Pending
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0189364A2 (en) * | 1985-01-24 | 1986-07-30 | Carrier Corporation | Diffuser vane seal for a centrifugal compressor |
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 |
EP1568889A2 (en) * | 2004-02-27 | 2005-08-31 | R & D Dynamics Corporation | Shaft seal for use in high-speed turbomachinery |
WO2007035699A2 (en) * | 2005-09-19 | 2007-03-29 | Ingersoll-Rand Company | Impeller for a centrifugal compressor |
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 |
RU2601909C2 (ru) * | 2011-07-26 | 2016-11-10 | Нуово Пиньоне С.п.А. | Центробежное рабочее колесо и турбомашина |
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 |
---|---|
CH560857A5 (ja) | 1975-04-15 |
DE2243873B2 (de) | 1975-01-16 |
JPS4964905A (ja) | 1974-06-24 |
IT998538B (it) | 1976-02-20 |
CH559868A5 (ja) | 1975-03-14 |
DE2243873A1 (de) | 1974-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CN | Change in juridical nature | ||
ST | Notification of lapse |