IT1236315B - SCRAPING DEVICE FOR CONTINUOUS PROPELLER DRILLS - Google Patents

SCRAPING DEVICE FOR CONTINUOUS PROPELLER DRILLS

Info

Publication number
IT1236315B
IT1236315B IT08351389A IT8351389A IT1236315B IT 1236315 B IT1236315 B IT 1236315B IT 08351389 A IT08351389 A IT 08351389A IT 8351389 A IT8351389 A IT 8351389A IT 1236315 B IT1236315 B IT 1236315B
Authority
IT
Italy
Prior art keywords
drills
scraping device
continuous propeller
propeller
continuous
Prior art date
Application number
IT08351389A
Other languages
Italian (it)
Other versions
IT8983513A1 (en
IT8983513A0 (en
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 filed Critical
Priority to IT08351389A priority Critical patent/IT1236315B/en
Publication of IT8983513A0 publication Critical patent/IT8983513A0/en
Priority to EP19900120463 priority patent/EP0428904A3/en
Publication of IT8983513A1 publication Critical patent/IT8983513A1/en
Application granted granted Critical
Publication of IT1236315B publication Critical patent/IT1236315B/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
    • E21B12/00—Accessories for drilling tools
    • E21B12/06—Mechanical cleaning devices

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)
  • Soil Working Implements (AREA)
IT08351389A 1989-11-21 1989-11-21 SCRAPING DEVICE FOR CONTINUOUS PROPELLER DRILLS IT1236315B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT08351389A IT1236315B (en) 1989-11-21 1989-11-21 SCRAPING DEVICE FOR CONTINUOUS PROPELLER DRILLS
EP19900120463 EP0428904A3 (en) 1989-11-21 1990-10-25 Scraper device for continuous screw drills

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT08351389A IT1236315B (en) 1989-11-21 1989-11-21 SCRAPING DEVICE FOR CONTINUOUS PROPELLER DRILLS

Publications (3)

Publication Number Publication Date
IT8983513A0 IT8983513A0 (en) 1989-11-21
IT8983513A1 IT8983513A1 (en) 1991-05-21
IT1236315B true IT1236315B (en) 1993-02-09

Family

ID=11322753

Family Applications (1)

Application Number Title Priority Date Filing Date
IT08351389A IT1236315B (en) 1989-11-21 1989-11-21 SCRAPING DEVICE FOR CONTINUOUS PROPELLER DRILLS

Country Status (2)

Country Link
EP (1) EP0428904A3 (en)
IT (1) IT1236315B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2332689B (en) 1997-12-24 2002-01-16 Kvaerner Cementation Found Ltd Improved auger cleaners
DE19941409C1 (en) * 1999-08-31 2001-02-15 Bauer Spezialtiefbau Screw cleaner for helical drilling tool has 2 offset cleaning elements pivoted relative to common holder into and out of engagement with helical screw thread of drilling tool via drive unit
GB0019804D0 (en) * 2000-08-12 2000-09-27 Elle Holdings Limited Van Auger cleaning device
DE102012006306A1 (en) * 2012-03-21 2013-09-26 Liebherr-Werk Nenzing Gmbh Cleaning apparatus used for cleaning auger of drilling excavator, has cleaning device that is set outside the thread portion of auger in original position and is extended up in thread portion of auger in cleaning position

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1694228A (en) * 1926-06-22 1928-12-04 Krah & Kirchhoff Worm conveyer
FR1287523A (en) * 1961-02-02 1962-03-16 Improvement in the feeding of pork-butchery machines
US3540572A (en) * 1967-12-07 1970-11-17 Raymond Int Inc Cleaning helical flights
US3968846A (en) * 1975-05-09 1976-07-13 M.G.B., Inc. Auger wiper
FR2563861B1 (en) * 1984-05-03 1986-08-29 Soletanche DEVICE FOR CLEANING AUGER BITS.
DE3446902A1 (en) * 1984-12-21 1986-07-03 Karl Bauer Spezialtiefbau GmbH & Co KG, 8898 Schrobenhausen Device for discharging cuttings from the auger of an auger drilling appliance for earth bores
GB2235480A (en) * 1989-08-15 1991-03-06 English Drilling Equipment Co Improvements in or relating to the clearing of drills

Also Published As

Publication number Publication date
IT8983513A1 (en) 1991-05-21
IT8983513A0 (en) 1989-11-21
EP0428904A2 (en) 1991-05-29
EP0428904A3 (en) 1991-10-09

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Legal Events

Date Code Title Description
0001 Granted