IT1085334B - Trivella autoaffondabile per scavi di terreni in genere - Google Patents

Trivella autoaffondabile per scavi di terreni in genere

Info

Publication number
IT1085334B
IT1085334B IT20887/77A IT2088777A IT1085334B IT 1085334 B IT1085334 B IT 1085334B IT 20887/77 A IT20887/77 A IT 20887/77A IT 2088777 A IT2088777 A IT 2088777A IT 1085334 B IT1085334 B IT 1085334B
Authority
IT
Italy
Prior art keywords
excavation
soil
self
general
locking drill
Prior art date
Application number
IT20887/77A
Other languages
English (en)
Inventor
Antonio Santagostini
Original Assignee
Me Co Gruppi Perforazioni
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 Me Co Gruppi Perforazioni filed Critical Me Co Gruppi Perforazioni
Priority to IT20887/77A priority Critical patent/IT1085334B/it
Priority to DE19782808206 priority patent/DE2808206A1/de
Priority to FR7806225A priority patent/FR2382574A1/fr
Priority to JP2370378A priority patent/JPS53108802A/ja
Application granted granted Critical
Publication of IT1085334B publication Critical patent/IT1085334B/it

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from 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
    • E21B4/18—Anchoring or feeding in the borehole
    • 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
    • E21B7/001—Drilling a non circular hole

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)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
  • Soil Working Implements (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
IT20887/77A 1977-03-03 1977-03-03 Trivella autoaffondabile per scavi di terreni in genere IT1085334B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT20887/77A IT1085334B (it) 1977-03-03 1977-03-03 Trivella autoaffondabile per scavi di terreni in genere
DE19782808206 DE2808206A1 (de) 1977-03-03 1978-02-25 Selbsteinsinkbarer bohrer fuer erdbodenausgrabungen im allgemeinen
FR7806225A FR2382574A1 (fr) 1977-03-03 1978-03-03 Foreuse s'enfoncant d'elle-meme pour le creusage de terrains en general
JP2370378A JPS53108802A (en) 1977-03-03 1978-03-03 Selffsinking system drill for earth excavation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20887/77A IT1085334B (it) 1977-03-03 1977-03-03 Trivella autoaffondabile per scavi di terreni in genere

Publications (1)

Publication Number Publication Date
IT1085334B true IT1085334B (it) 1985-05-28

Family

ID=11173576

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20887/77A IT1085334B (it) 1977-03-03 1977-03-03 Trivella autoaffondabile per scavi di terreni in genere

Country Status (4)

Country Link
JP (1) JPS53108802A (it)
DE (1) DE2808206A1 (it)
FR (1) FR2382574A1 (it)
IT (1) IT1085334B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6289690A (ja) * 1985-10-04 1987-04-24 Nippon Soda Co Ltd 有機チタン化合物、および、該化合物を有効成分とする表面処理剤
DE4113986A1 (de) * 1991-04-29 1992-11-12 Preussag Erdoel Und Erdgas Gmb Hydraulisch angetriebener bohrmotor zum tiefbohren
MX2009009221A (es) 2007-02-28 2009-09-11 Welltec As Herramienta de perforacion con limpiador de fluido.
GB2496907B (en) 2011-11-28 2013-10-23 Innova Drilling And Intervention Ltd Improved wireline drilling system
CN108458094B (zh) * 2018-04-13 2023-10-03 江苏徐工工程机械研究院有限公司 铣轮的驱动系统和铣槽机
GB2611702A (en) * 2020-07-16 2023-04-12 Steel Space Casing Drilling Ltd Apparatus, assembly and method for drilling a borehole
EP4286593B1 (de) * 2022-05-30 2024-07-03 BAUER Spezialtiefbau GmbH Tiefbaugerät und verfahren zum erstellen eines loches

Also Published As

Publication number Publication date
JPS53108802A (en) 1978-09-22
DE2808206A1 (de) 1978-09-07
FR2382574A1 (fr) 1978-09-29

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