IT1008247B - IMPROVEMENT IN DRILLING MACHINES - Google Patents

IMPROVEMENT IN DRILLING MACHINES

Info

Publication number
IT1008247B
IT1008247B IT48450/74A IT4845074A IT1008247B IT 1008247 B IT1008247 B IT 1008247B IT 48450/74 A IT48450/74 A IT 48450/74A IT 4845074 A IT4845074 A IT 4845074A IT 1008247 B IT1008247 B IT 1008247B
Authority
IT
Italy
Prior art keywords
improvement
drilling machines
drilling
machines
Prior art date
Application number
IT48450/74A
Other languages
Italian (it)
Original Assignee
Allied Steel Tractor Prod Inc
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 Allied Steel Tractor Prod Inc filed Critical Allied Steel Tractor Prod Inc
Application granted granted Critical
Publication of IT1008247B publication Critical patent/IT1008247B/en

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/046—Directional drilling horizontal drilling

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)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
IT48450/74A 1973-02-20 1974-02-19 IMPROVEMENT IN DRILLING MACHINES IT1008247B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00325884A US3807509A (en) 1973-02-20 1973-02-20 Advancement device for a horizontal earth boring machine

Publications (1)

Publication Number Publication Date
IT1008247B true IT1008247B (en) 1976-11-10

Family

ID=23269877

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48450/74A IT1008247B (en) 1973-02-20 1974-02-19 IMPROVEMENT IN DRILLING MACHINES

Country Status (9)

Country Link
US (1) US3807509A (en)
JP (1) JPS49126117A (en)
CA (1) CA991206A (en)
DE (1) DE2406671A1 (en)
FR (1) FR2218467B1 (en)
GB (1) GB1466351A (en)
IT (1) IT1008247B (en)
NL (1) NL7402212A (en)
ZA (1) ZA739433B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2241695C3 (en) * 1972-08-24 1978-06-01 Gewerkschaft Eisenhuette Westfalia, 4670 Luenen Pre-press device for pipe pre-press operation
US4976321A (en) * 1989-03-29 1990-12-11 Mclaughlin Manufacturing Company, Inc. Horizontal earth boring machine and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113628A (en) * 1961-04-28 1963-12-10 Roy D Lewis Drilling and pipe setting machine
US3587755A (en) * 1969-08-11 1971-06-28 Emmet G Slusher Earth boring apparatus
US3682261A (en) * 1970-08-28 1972-08-08 Western Boring Equipment Co Tunnel boring machine

Also Published As

Publication number Publication date
FR2218467B1 (en) 1977-09-16
FR2218467A1 (en) 1974-09-13
GB1466351A (en) 1977-03-09
DE2406671A1 (en) 1974-08-22
NL7402212A (en) 1974-08-22
ZA739433B (en) 1974-11-27
JPS49126117A (en) 1974-12-03
US3807509A (en) 1974-04-30
CA991206A (en) 1976-06-15
AU6415574A (en) 1975-07-03

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