EG12052A - Drilling machine constant feed-force and swell compensating apparatus - Google Patents

Drilling machine constant feed-force and swell compensating apparatus

Info

Publication number
EG12052A
EG12052A EG155/75A EG15575A EG12052A EG 12052 A EG12052 A EG 12052A EG 155/75 A EG155/75 A EG 155/75A EG 15575 A EG15575 A EG 15575A EG 12052 A EG12052 A EG 12052A
Authority
EG
Egypt
Prior art keywords
force
drilling machine
compensating apparatus
constant feed
machine constant
Prior art date
Application number
EG155/75A
Inventor
L Wassenaar
Original Assignee
Rock Fall Co Ltd
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
Priority claimed from GB13256/74A external-priority patent/GB1504861A/en
Application filed by Rock Fall Co Ltd filed Critical Rock Fall Co Ltd
Application granted granted Critical
Publication of EG12052A publication Critical patent/EG12052A/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/09Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods specially adapted for drilling underwater formations from a floating support using heave compensators supporting the drill string

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
EG155/75A 1974-03-25 1975-03-24 Drilling machine constant feed-force and swell compensating apparatus EG12052A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB13256/74A GB1504861A (en) 1974-03-25 1974-03-25 Drilling machine constant feed-force apparatus
GB2093374 1974-05-11

Publications (1)

Publication Number Publication Date
EG12052A true EG12052A (en) 1978-09-30

Family

ID=26249654

Family Applications (1)

Application Number Title Priority Date Filing Date
EG155/75A EG12052A (en) 1974-03-25 1975-03-24 Drilling machine constant feed-force and swell compensating apparatus

Country Status (9)

Country Link
AR (1) AR207240A1 (en)
AU (1) AU7935075A (en)
BR (1) BR7501718A (en)
EG (1) EG12052A (en)
ES (1) ES435811A1 (en)
FI (1) FI750810A (en)
FR (1) FR2265967A1 (en)
NO (1) NO750891L (en)
SE (1) SE7502392L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3015752C2 (en) * 1980-04-24 1985-04-25 Salzgitter Maschinen Und Anlagen Ag, 3320 Salzgitter Carriage for a rock drill

Also Published As

Publication number Publication date
ES435811A1 (en) 1977-02-16
NO750891L (en) 1975-09-26
FI750810A (en) 1975-09-27
FR2265967B3 (en) 1977-11-25
AR207240A1 (en) 1976-09-22
BR7501718A (en) 1975-12-23
AU7935075A (en) 1976-09-23
FR2265967A1 (en) 1975-10-24
SE7502392L (en) 1975-09-26

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