CA1130780A - Dispositif centreur de train de forage - Google Patents

Dispositif centreur de train de forage

Info

Publication number
CA1130780A
CA1130780A CA346,019A CA346019A CA1130780A CA 1130780 A CA1130780 A CA 1130780A CA 346019 A CA346019 A CA 346019A CA 1130780 A CA1130780 A CA 1130780A
Authority
CA
Canada
Prior art keywords
drill rod
roller bearings
centering
rod
diameter
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
CA346,019A
Other languages
English (en)
Inventor
Viktor M. Moroz
Nikolai Y. Lezin
Vladimir V. Ilmensky
Tengiz A. Pavlov
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.)
GOSUDARSTVENNY PROEKTNY I NAUCHNO-ISSLEDOVATELSKY INSTITUT NIKELEVO-KOBALTOVOI I OLOVYANNOI PROMYSHLENNOSTI
Original Assignee
GOSUDARSTVENNY PROEKTNY I NAUCHNO-ISSLEDOVATELSKY INSTITUT NIKELEVO-KOBALTOVOI I OLOVYANNOI PROMYSHLENNOSTI
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 GOSUDARSTVENNY PROEKTNY I NAUCHNO-ISSLEDOVATELSKY INSTITUT NIKELEVO-KOBALTOVOI I OLOVYANNOI PROMYSHLENNOSTI filed Critical GOSUDARSTVENNY PROEKTNY I NAUCHNO-ISSLEDOVATELSKY INSTITUT NIKELEVO-KOBALTOVOI I OLOVYANNOI PROMYSHLENNOSTI
Priority to CA346,019A priority Critical patent/CA1130780A/fr
Application granted granted Critical
Publication of CA1130780A publication Critical patent/CA1130780A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
CA346,019A 1980-02-20 1980-02-20 Dispositif centreur de train de forage Expired CA1130780A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA346,019A CA1130780A (fr) 1980-02-20 1980-02-20 Dispositif centreur de train de forage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA346,019A CA1130780A (fr) 1980-02-20 1980-02-20 Dispositif centreur de train de forage

Publications (1)

Publication Number Publication Date
CA1130780A true CA1130780A (fr) 1982-08-31

Family

ID=4116281

Family Applications (1)

Application Number Title Priority Date Filing Date
CA346,019A Expired CA1130780A (fr) 1980-02-20 1980-02-20 Dispositif centreur de train de forage

Country Status (1)

Country Link
CA (1) CA1130780A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118148522A (zh) * 2024-01-31 2024-06-07 陕西太合智能钻探有限公司 一种扶正器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118148522A (zh) * 2024-01-31 2024-06-07 陕西太合智能钻探有限公司 一种扶正器

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Legal Events

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