FI750810A7 - - Google Patents

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Info

Publication number
FI750810A7
FI750810A7 FI750810A FI750810A FI750810A7 FI 750810 A7 FI750810 A7 FI 750810A7 FI 750810 A FI750810 A FI 750810A FI 750810 A FI750810 A FI 750810A FI 750810 A7 FI750810 A7 FI 750810A7
Authority
FI
Finland
Application number
FI750810A
Other languages
Finnish (fi)
Inventor
Leendert Tiete 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
Publication of FI750810A7 publication Critical patent/FI750810A7/fi

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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus 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
    • E21B19/09—Apparatus 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)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
FI750810A 1974-03-25 1975-03-19 FI750810A7 (enrdf_load_html_response)

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
FI750810A7 true FI750810A7 (enrdf_load_html_response) 1975-09-27

Family

ID=26249654

Family Applications (1)

Application Number Title Priority Date Filing Date
FI750810A FI750810A7 (enrdf_load_html_response) 1974-03-25 1975-03-19

Country Status (9)

Country Link
AR (1) AR207240A1 (enrdf_load_html_response)
AU (1) AU7935075A (enrdf_load_html_response)
BR (1) BR7501718A (enrdf_load_html_response)
EG (1) EG12052A (enrdf_load_html_response)
ES (1) ES435811A1 (enrdf_load_html_response)
FI (1) FI750810A7 (enrdf_load_html_response)
FR (1) FR2265967A1 (enrdf_load_html_response)
NO (1) NO750891L (enrdf_load_html_response)
SE (1) SE7502392L (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3015752C2 (de) * 1980-04-24 1985-04-25 Salzgitter Maschinen Und Anlagen Ag, 3320 Salzgitter Lafette für ein Gesteinsbohrgerät

Also Published As

Publication number Publication date
BR7501718A (pt) 1975-12-23
NO750891L (enrdf_load_html_response) 1975-09-26
AU7935075A (en) 1976-09-23
FR2265967B3 (enrdf_load_html_response) 1977-11-25
ES435811A1 (es) 1977-02-16
SE7502392L (enrdf_load_html_response) 1975-09-26
FR2265967A1 (en) 1975-10-24
AR207240A1 (es) 1976-09-22
EG12052A (en) 1978-09-30

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: ROCK FALL COMPANY LTD