GB1309350A - Labyrinth sealing devices for drilling turbines and to drilling turbines fitted therewith - Google Patents

Labyrinth sealing devices for drilling turbines and to drilling turbines fitted therewith

Info

Publication number
GB1309350A
GB1309350A GB4468671A GB4468671A GB1309350A GB 1309350 A GB1309350 A GB 1309350A GB 4468671 A GB4468671 A GB 4468671A GB 4468671 A GB4468671 A GB 4468671A GB 1309350 A GB1309350 A GB 1309350A
Authority
GB
United Kingdom
Prior art keywords
disc
drilling
labyrinth
discs
leakage
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
GB4468671A
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.)
Cegelec SA
Alstom SA
Original Assignee
Cegelec SA
Alstom SA
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 Cegelec SA, Alstom SA filed Critical Cegelec SA
Publication of GB1309350A publication Critical patent/GB1309350A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3436—Pressing means
    • F16J15/3448—Pressing means the pressing force resulting from fluid pressure
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
GB4468671A 1970-10-13 1971-09-24 Labyrinth sealing devices for drilling turbines and to drilling turbines fitted therewith Expired GB1309350A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7037875A FR2110529A5 (enExample) 1970-10-13 1970-10-13

Publications (1)

Publication Number Publication Date
GB1309350A true GB1309350A (en) 1973-03-07

Family

ID=9063024

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4468671A Expired GB1309350A (en) 1970-10-13 1971-09-24 Labyrinth sealing devices for drilling turbines and to drilling turbines fitted therewith

Country Status (3)

Country Link
AU (1) AU3370271A (enExample)
FR (1) FR2110529A5 (enExample)
GB (1) GB1309350A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0921335A3 (en) * 1997-12-08 2000-02-02 Mitsubishi Heavy Industries, Ltd. Gas turbine spindle bolt seal device
CN104514666A (zh) * 2013-09-27 2015-04-15 中国石油天然气股份有限公司 一种注水井井下发电系统及方法
CN114278671A (zh) * 2022-03-07 2022-04-05 中国地质科学院勘探技术研究所 一种取心钻具的滑动式迷宫密封单动机构

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260031A (en) * 1979-09-14 1981-04-07 Dresser Industries, Inc. Solids diverter for a downhole drilling motor
US4548283A (en) * 1981-01-12 1985-10-22 Young David E Rotating shaft seal and bearing lubricating apparatus
FR2547877B1 (fr) * 1983-06-27 1985-10-11 Alsthom Atlantique Dispositif a anneau de frottement oscillant pour l'appui axial d'un arbre
DE3463807D1 (en) * 1983-06-27 1987-06-25 Alsthom Oscillating thrust-bearing device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0921335A3 (en) * 1997-12-08 2000-02-02 Mitsubishi Heavy Industries, Ltd. Gas turbine spindle bolt seal device
US6206378B1 (en) 1997-12-08 2001-03-27 Mitsubishi Heavy Industries, Ltd. Gas turbine spindle bolt seal device
CN104514666A (zh) * 2013-09-27 2015-04-15 中国石油天然气股份有限公司 一种注水井井下发电系统及方法
CN114278671A (zh) * 2022-03-07 2022-04-05 中国地质科学院勘探技术研究所 一种取心钻具的滑动式迷宫密封单动机构

Also Published As

Publication number Publication date
FR2110529A5 (enExample) 1972-06-02
AU3370271A (en) 1973-03-29

Similar Documents

Publication Publication Date Title
GB1257459A (enExample)
GB1267129A (enExample)
GB1387009A (en) Rotary shaft seals
JPS4833041B1 (enExample)
GB1418206A (en) Ring seals
GB1314927A (en) Seals in aerodynamic pressure-wave machines
ES400620A1 (es) Una estructura de cierre hermetico anular susceptible de ser utilizada en bombas de alta presion y compresores o si- milares.
GB1286905A (en) Improvements relating to rotary shafts and seals
GB1309350A (en) Labyrinth sealing devices for drilling turbines and to drilling turbines fitted therewith
GB1103138A (en) A rotary shaft assembly
GB1009940A (en) Gas viscosity plate glands
GB1349070A (en) Shaft seal for fluid handling machine
GB956402A (en) High load hydrostatic bearing
GB944360A (en) Improvements in or relating to gland assemblies
GB538318A (en) Improvements in or relating to means for sealing moving parts against leakage of oilor other liquids or gases or dust or the like
GB1331283A (en) Fluid bearings
GB1431658A (en) Hydrodynamic thrust bearings
GB955803A (en) Improvements in or relating to aerostatic bearings
GB736568A (en) Improvements in or relating to gas seals between relatively rotatable parts
GB1133934A (en) Improvements in or relating to fluid seals for turbo-machines
GB899663A (en) Improvements in or relating to the lubrication of thrust bearings and slip ring seals
GB927915A (en) Turbo blowers
GB1033231A (en) Axial balancing device for rotary machines
GB1310274A (en) Silicon nitride gas bearings
GB1202692A (en) Bearing assembly

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee