IT8812452A0 - Perforatore a massa battente con teste taglianti a scarico di fondo o a scarico laterale intercambiali - Google Patents

Perforatore a massa battente con teste taglianti a scarico di fondo o a scarico laterale intercambiali

Info

Publication number
IT8812452A0
IT8812452A0 IT8812452A IT1245288A IT8812452A0 IT 8812452 A0 IT8812452 A0 IT 8812452A0 IT 8812452 A IT8812452 A IT 8812452A IT 1245288 A IT1245288 A IT 1245288A IT 8812452 A0 IT8812452 A0 IT 8812452A0
Authority
IT
Italy
Prior art keywords
driller
cutting heads
discharge
impact mass
interchangeable bottom
Prior art date
Application number
IT8812452A
Other languages
English (en)
Other versions
IT1220559B (it
Inventor
Walter Boccalatte
Original Assignee
Bbw Srl
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 Bbw Srl filed Critical Bbw Srl
Priority to IT12452/88A priority Critical patent/IT1220559B/it
Publication of IT8812452A0 publication Critical patent/IT8812452A0/it
Priority to AT88118509T priority patent/ATE76158T1/de
Priority to DE8888118509T priority patent/DE3871137D1/de
Priority to EP88118509A priority patent/EP0336010B1/en
Application granted granted Critical
Publication of IT1220559B publication Critical patent/IT1220559B/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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/12—Valve arrangements for boreholes or wells in wells operated by movement of casings or tubings
    • 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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E21B17/076—Telescoping joints for varying drill string lengths; Shock absorbers between rod or pipe and drill bit
    • 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
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
IT12452/88A 1988-03-29 1988-03-29 Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali IT1220559B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT12452/88A IT1220559B (it) 1988-03-29 1988-03-29 Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali
AT88118509T ATE76158T1 (de) 1988-03-29 1988-11-07 Schlagbohrer mit austauschbarem schneid- oder bohrkopf mit abwaerts oder seitwaerts gerichteten spuelungskanaelen.
DE8888118509T DE3871137D1 (de) 1988-03-29 1988-11-07 Schlagbohrer mit austauschbarem schneid- oder bohrkopf mit abwaerts oder seitwaerts gerichteten spuelungskanaelen.
EP88118509A EP0336010B1 (en) 1988-03-29 1988-11-07 Percussion drill with interchangeable downhole or sideways discharging cutting or drilling head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT12452/88A IT1220559B (it) 1988-03-29 1988-03-29 Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali

Publications (2)

Publication Number Publication Date
IT8812452A0 true IT8812452A0 (it) 1988-03-29
IT1220559B IT1220559B (it) 1990-06-15

Family

ID=11140329

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12452/88A IT1220559B (it) 1988-03-29 1988-03-29 Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali

Country Status (4)

Country Link
EP (1) EP0336010B1 (it)
AT (1) ATE76158T1 (it)
DE (1) DE3871137D1 (it)
IT (1) IT1220559B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6062322A (en) * 1998-06-15 2000-05-16 Sandvik Ab Precussive down-the-hole rock drilling hammer
US6131672A (en) * 2000-02-14 2000-10-17 Sandvik Ab Percussive down-the-hole rock drilling hammer and piston therefor
AU2002235745A1 (en) 2000-12-02 2002-06-11 Tracto-Technik Gmbh Pneumatic rock-boring device and method for horizontal drilling using compressed air and drilling medium
CN107191593B (zh) * 2016-03-15 2020-07-10 中国石油化工股份有限公司 冲击器缸体及装配方法和其密封性能测试装置及方法
CN106285457B (zh) * 2016-11-01 2018-09-18 山东中瑞工程机械有限公司 潜孔冲击器的风量自动调节分配装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3339649A (en) * 1965-01-19 1967-09-05 Atlas Copco Ab Rock drill bits
AT345759B (de) * 1975-03-22 1978-10-10 Walter Gmbh Co H P Tieflochbohrhammer
FR2424408A1 (fr) * 1978-04-24 1979-11-23 Stenuick Freres Taillant de perforation pour marteau pneumatique fond-de-trou
US4530408A (en) * 1983-03-28 1985-07-23 Toutant Roland J Porting system for pneumatic impact hammer

Also Published As

Publication number Publication date
EP0336010A1 (en) 1989-10-11
IT1220559B (it) 1990-06-15
DE3871137D1 (de) 1992-06-17
EP0336010B1 (en) 1992-05-13
ATE76158T1 (de) 1992-05-15

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