FR1577355A - - Google Patents

Info

Publication number
FR1577355A
FR1577355A FR1577355DA FR1577355A FR 1577355 A FR1577355 A FR 1577355A FR 1577355D A FR1577355D A FR 1577355DA FR 1577355 A FR1577355 A FR 1577355A
Authority
FR
France
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
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1577355A publication Critical patent/FR1577355A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/068—Deflecting the direction of boreholes drilled by a down-hole drilling motor
FR1577355D 1968-04-04 1968-04-04 Expired FR1577355A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR146966 1968-04-04

Publications (1)

Publication Number Publication Date
FR1577355A true FR1577355A (zh) 1969-08-08

Family

ID=8648579

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1577355D Expired FR1577355A (zh) 1968-04-04 1968-04-04

Country Status (1)

Country Link
FR (1) FR1577355A (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2320431A1 (fr) * 1975-08-07 1977-03-04 Inst Burovoi Tekhnik Turboforeuse
FR2410149A1 (fr) * 1977-11-29 1979-06-22 Inst Burovoi Tekhnik Turboforeuse
FR2486585A1 (fr) * 1980-07-12 1982-01-15 Preussag Ag Outil de forage pour realiser des sections courbes dans des forages profonds
CN110306930A (zh) * 2019-07-16 2019-10-08 乐山一拉得电网自动化有限公司 大功率变频节能钻机电控系统

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2320431A1 (fr) * 1975-08-07 1977-03-04 Inst Burovoi Tekhnik Turboforeuse
FR2410149A1 (fr) * 1977-11-29 1979-06-22 Inst Burovoi Tekhnik Turboforeuse
FR2486585A1 (fr) * 1980-07-12 1982-01-15 Preussag Ag Outil de forage pour realiser des sections courbes dans des forages profonds
CN110306930A (zh) * 2019-07-16 2019-10-08 乐山一拉得电网自动化有限公司 大功率变频节能钻机电控系统
CN110306930B (zh) * 2019-07-16 2024-01-05 乐山一拉得电网自动化有限公司 大功率变频节能钻机电控系统

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Legal Events

Date Code Title Description
ST Notification of lapse