CA1238896A - Joint d'etancheite de lubrifiant hydrodynamique pour outils de forage - Google Patents

Joint d'etancheite de lubrifiant hydrodynamique pour outils de forage

Info

Publication number
CA1238896A
CA1238896A CA000509873A CA509873A CA1238896A CA 1238896 A CA1238896 A CA 1238896A CA 000509873 A CA000509873 A CA 000509873A CA 509873 A CA509873 A CA 509873A CA 1238896 A CA1238896 A CA 1238896A
Authority
CA
Canada
Prior art keywords
lubricant
sealing
interface
seal
hydrodynamic
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
CA000509873A
Other languages
English (en)
Inventor
Manmohan S. Kalsi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA000509873A priority Critical patent/CA1238896A/fr
Application granted granted Critical
Publication of CA1238896A publication Critical patent/CA1238896A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
CA000509873A 1986-05-23 1986-05-23 Joint d'etancheite de lubrifiant hydrodynamique pour outils de forage Expired CA1238896A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000509873A CA1238896A (fr) 1986-05-23 1986-05-23 Joint d'etancheite de lubrifiant hydrodynamique pour outils de forage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000509873A CA1238896A (fr) 1986-05-23 1986-05-23 Joint d'etancheite de lubrifiant hydrodynamique pour outils de forage

Publications (1)

Publication Number Publication Date
CA1238896A true CA1238896A (fr) 1988-07-05

Family

ID=4133195

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000509873A Expired CA1238896A (fr) 1986-05-23 1986-05-23 Joint d'etancheite de lubrifiant hydrodynamique pour outils de forage

Country Status (1)

Country Link
CA (1) CA1238896A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry