FR338575A - High speed drilling device - Google Patents

High speed drilling device

Info

Publication number
FR338575A
FR338575A FR338575A FR338575DA FR338575A FR 338575 A FR338575 A FR 338575A FR 338575 A FR338575 A FR 338575A FR 338575D A FR338575D A FR 338575DA FR 338575 A FR338575 A FR 338575A
Authority
FR
France
Prior art keywords
high speed
drilling device
speed drilling
speed
drilling
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
FR338575A
Other languages
French (fr)
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.)
RES (BREVETS RAKY)
Original Assignee
RES (BREVETS RAKY)
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 RES (BREVETS RAKY) filed Critical RES (BREVETS RAKY)
Application granted granted Critical
Publication of FR338575A publication Critical patent/FR338575A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21B1/00—Percussion drilling
    • E21B1/02—Surface drives for drop hammers or percussion drilling, e.g. with a cable
    • E21B1/04—Devices for reversing the movement of the rod or cable at the surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR338575A 1903-12-31 1903-12-31 High speed drilling device Expired FR338575A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR338575T 1903-12-31

Publications (1)

Publication Number Publication Date
FR338575A true FR338575A (en) 1904-05-28

Family

ID=1387846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR338575A Expired FR338575A (en) 1903-12-31 1903-12-31 High speed drilling device

Country Status (1)

Country Link
FR (1) FR338575A (en)

Similar Documents

Publication Publication Date Title
FR338575A (en) High speed drilling device
FR335481A (en) High speed elastic probe
FR2392E (en) Transmission device with retro-direct speed change
FR334817A (en) Transmission device with so-called retrodirect speed change
FR335890A (en) High speed boat
FR329388A (en) Motorcycle device
FR334391A (en) Aiming device
FR337785A (en) Advanced sounding device
FR332494A (en) Survey device
FR336561A (en) Automatic speed limiter
CH30629A (en) Variable speed transmission device
CH23334A (en) Protective device on doors
FR348305A (en) Centering device for high speed rotating body
FR330154A (en) Variable speed transmission
FR331814A (en) Variable speed motion transmission device
FR336966A (en) New handlebar device
FR332532A (en) Speed indicator
FR335281A (en) Speed indicator
FR335339A (en) Speed indicator
FR328686A (en) Speed indicator
FR340066A (en) Speed indicator
FR348871A (en) Speed indicator
FR332493A (en) Force transmission device
FR346841A (en) Flexible transmission device
FR323585A (en) Excess speed warning device called "autometer"