AU7935075A - Heave compensating apparatus - Google Patents

Heave compensating apparatus

Info

Publication number
AU7935075A
AU7935075A AU79350/75A AU7935075A AU7935075A AU 7935075 A AU7935075 A AU 7935075A AU 79350/75 A AU79350/75 A AU 79350/75A AU 7935075 A AU7935075 A AU 7935075A AU 7935075 A AU7935075 A AU 7935075A
Authority
AU
Australia
Prior art keywords
compensating apparatus
heave compensating
heave
compensating
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
AU79350/75A
Other languages
English (en)
Inventor
Leendert Tiete Wassenaar
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.)
Rock Fall Co Ltd
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 AU7935075A publication Critical patent/AU7935075A/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
    • 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)
AU79350/75A 1974-03-25 1975-03-20 Heave compensating apparatus Expired AU7935075A (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
AU7935075A true AU7935075A (en) 1976-09-23

Family

ID=26249654

Family Applications (1)

Application Number Title Priority Date Filing Date
AU79350/75A Expired AU7935075A (en) 1974-03-25 1975-03-20 Heave compensating apparatus

Country Status (9)

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

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
EG12052A (en) 1978-09-30
FR2265967B3 (enExample) 1977-11-25
ES435811A1 (es) 1977-02-16
NO750891L (enExample) 1975-09-26
FR2265967A1 (en) 1975-10-24
FI750810A7 (enExample) 1975-09-27
SE7502392L (enExample) 1975-09-26
BR7501718A (pt) 1975-12-23
AR207240A1 (es) 1976-09-22

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