GB8630098D0 - Drilling apparatus - Google Patents

Drilling apparatus

Info

Publication number
GB8630098D0
GB8630098D0 GB868630098A GB8630098A GB8630098D0 GB 8630098 D0 GB8630098 D0 GB 8630098D0 GB 868630098 A GB868630098 A GB 868630098A GB 8630098 A GB8630098 A GB 8630098A GB 8630098 D0 GB8630098 D0 GB 8630098D0
Authority
GB
United Kingdom
Prior art keywords
drilling apparatus
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.)
Pending
Application number
GB868630098A
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.)
RACAR ENG SERVICES Ltd
Original Assignee
RACAR ENG SERVICES 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
Application filed by RACAR ENG SERVICES Ltd filed Critical RACAR ENG SERVICES Ltd
Priority to GB868630098A priority Critical patent/GB8630098D0/en
Publication of GB8630098D0 publication Critical patent/GB8630098D0/en
Priority to GB08729384A priority patent/GB2199272A/en
Pending 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
    • E21B19/081—Screw-and-nut feed mechanisms
    • 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
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/021—With a rotary table, i.e. a fixed rotary drive for a relatively advancing tool

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
GB868630098A 1986-12-17 1986-12-17 Drilling apparatus Pending GB8630098D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB868630098A GB8630098D0 (en) 1986-12-17 1986-12-17 Drilling apparatus
GB08729384A GB2199272A (en) 1986-12-17 1987-12-16 Drilling rock bolting apparatus for mine workings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868630098A GB8630098D0 (en) 1986-12-17 1986-12-17 Drilling apparatus

Publications (1)

Publication Number Publication Date
GB8630098D0 true GB8630098D0 (en) 1987-01-28

Family

ID=10609134

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868630098A Pending GB8630098D0 (en) 1986-12-17 1986-12-17 Drilling apparatus
GB08729384A Withdrawn GB2199272A (en) 1986-12-17 1987-12-16 Drilling rock bolting apparatus for mine workings

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08729384A Withdrawn GB2199272A (en) 1986-12-17 1987-12-16 Drilling rock bolting apparatus for mine workings

Country Status (1)

Country Link
GB (2) GB8630098D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109184558A (en) * 2018-10-22 2019-01-11 李志军 A kind of roofing board perforating device based on anti-dust fall technology

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2003769B (en) * 1977-09-09 1982-01-20 Bendix Corp Drill and drill drive mechanism
US4592681A (en) * 1983-10-31 1986-06-03 Dresser Industries, Inc. Retraction apparatus for automatic feed drills or the like
DE3568308D1 (en) * 1984-06-13 1989-03-30 Titanox Sa Retracting positive feed drill with idle mode
US4650377A (en) * 1985-03-04 1987-03-17 Dresser Industries, Inc. Right angle drill

Also Published As

Publication number Publication date
GB8729384D0 (en) 1988-01-27
GB2199272A (en) 1988-07-06

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