GB9920412D0 - Method and apparatus for steering ram drills - Google Patents

Method and apparatus for steering ram drills

Info

Publication number
GB9920412D0
GB9920412D0 GBGB9920412.5A GB9920412A GB9920412D0 GB 9920412 D0 GB9920412 D0 GB 9920412D0 GB 9920412 A GB9920412 A GB 9920412A GB 9920412 D0 GB9920412 D0 GB 9920412D0
Authority
GB
United Kingdom
Prior art keywords
drills
steering ram
steering
ram
ram drills
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.)
Withdrawn
Application number
GBGB9920412.5A
Other versions
GB2341624A (en
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.)
Tracto Technik GmbH and Co KG
Original Assignee
Tracto Technik GmbH and Co KG
Tracto Technik Paul Schmidt Spezialmaschinen KG
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 DE19910292A external-priority patent/DE19910292A1/en
Application filed by Tracto Technik GmbH and Co KG, Tracto Technik Paul Schmidt Spezialmaschinen KG filed Critical Tracto Technik GmbH and Co KG
Publication of GB9920412D0 publication Critical patent/GB9920412D0/en
Publication of GB2341624A publication Critical patent/GB2341624A/en
Withdrawn legal-status Critical Current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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/068—Deflecting the direction of boreholes drilled by a down-hole drilling motor
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • E21B4/145—Fluid operated hammers of the self propelled-type, e.g. with a reverse mode to retract the device from the hole
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74—Means for anchoring structural elements or bulkheads
    • E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/28—Placing of hollow pipes or mould pipes by means arranged inside the piles or pipes
    • E02D7/30—Placing of hollow pipes or mould pipes by means arranged inside the piles or pipes by driving cores

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)
GB9920412A 1998-08-27 1999-08-27 Method and apparatus for steering ram drills Withdrawn GB2341624A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19838993 1998-08-27
DE19910292A DE19910292A1 (en) 1998-08-27 1999-03-09 Ground boring ram directed by steering head twists head relative ram housing through indicated angle to change from straightening to curved drivage.

Publications (2)

Publication Number Publication Date
GB9920412D0 true GB9920412D0 (en) 1999-11-03
GB2341624A GB2341624A (en) 2000-03-22

Family

ID=26048427

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9920412A Withdrawn GB2341624A (en) 1998-08-27 1999-08-27 Method and apparatus for steering ram drills

Country Status (2)

Country Link
AU (1) AU4469199A (en)
GB (1) GB2341624A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110042836A (en) * 2019-04-26 2019-07-23 湖南教建集团有限公司 Anchor cable one-pass molding construction method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4592432A (en) * 1985-06-03 1986-06-03 Williams Russell R Automatically operated boring head
US4907658A (en) * 1988-09-29 1990-03-13 Gas Research Institute Percussive mole boring device with electronic transmitter
US5322391A (en) * 1992-09-01 1994-06-21 Foster-Miller, Inc. Guided mole

Also Published As

Publication number Publication date
AU4469199A (en) 2000-03-09
GB2341624A (en) 2000-03-22

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)