AU8014387A - Improved method and means for drilling - Google Patents

Improved method and means for drilling

Info

Publication number
AU8014387A
AU8014387A AU80143/87A AU8014387A AU8014387A AU 8014387 A AU8014387 A AU 8014387A AU 80143/87 A AU80143/87 A AU 80143/87A AU 8014387 A AU8014387 A AU 8014387A AU 8014387 A AU8014387 A AU 8014387A
Authority
AU
Australia
Prior art keywords
drilling
improved method
improved
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.)
Granted
Application number
AU80143/87A
Other versions
AU608544C (en
AU608544B2 (en
Inventor
Werner Giehl
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.)
GIEHL W
Original Assignee
GIEHL W
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 GIEHL W filed Critical GIEHL W
Priority to AU80143/87A priority Critical patent/AU608544C/en
Priority claimed from AU80143/87A external-priority patent/AU608544C/en
Publication of AU8014387A publication Critical patent/AU8014387A/en
Application granted granted Critical
Publication of AU608544B2 publication Critical patent/AU608544B2/en
Publication of AU608544C publication Critical patent/AU608544C/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
AU80143/87A 1986-10-23 1987-10-23 Improved method and means for drilling Withdrawn - After Issue AU608544C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU80143/87A AU608544C (en) 1986-10-23 1987-10-23 Improved method and means for drilling

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AUPH864886 1986-10-23
AUPH8648 1986-10-23
AUPI2836 1987-07-02
AUPI283687 1987-07-02
AU80143/87A AU608544C (en) 1986-10-23 1987-10-23 Improved method and means for drilling

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU72885/91A Division AU7288591A (en) 1986-10-23 1991-03-13 Improved method and means for drilling

Publications (3)

Publication Number Publication Date
AU8014387A true AU8014387A (en) 1988-04-28
AU608544B2 AU608544B2 (en) 1991-04-11
AU608544C AU608544C (en) 1992-12-03

Family

ID=

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990015220A1 (en) * 1989-06-09 1990-12-13 William Lister Rock drilling bit
WO1991016521A1 (en) * 1990-04-19 1991-10-31 Werner Giehl Percussive drilling arrangement
AU631220B2 (en) * 1989-06-19 1992-11-19 John Kitching Reverse circulation drilling apparatus
WO1992021849A1 (en) * 1991-05-30 1992-12-10 Benzon Ernst Benzoni Drilling apparatus
WO1994024405A1 (en) * 1993-04-08 1994-10-27 Sandvik Ab Down-hole hammer drill having reverse circulation and drill bit for the hammer drill
WO1997000371A1 (en) * 1995-06-15 1997-01-03 Ian Graeme Rear Down hole hammer assembly
WO1997002405A1 (en) * 1995-07-06 1997-01-23 Aba-Sun Pty. Limited Drilling apparatus
WO1998027309A1 (en) * 1995-06-20 1998-06-25 Sandvik Ab (Publ) Rock drill bit
AU732338B2 (en) * 1996-12-18 2001-04-12 Sandvik Ab Rock drill bit

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990015220A1 (en) * 1989-06-09 1990-12-13 William Lister Rock drilling bit
AU631220B2 (en) * 1989-06-19 1992-11-19 John Kitching Reverse circulation drilling apparatus
WO1991016521A1 (en) * 1990-04-19 1991-10-31 Werner Giehl Percussive drilling arrangement
WO1992021849A1 (en) * 1991-05-30 1992-12-10 Benzon Ernst Benzoni Drilling apparatus
WO1994024405A1 (en) * 1993-04-08 1994-10-27 Sandvik Ab Down-hole hammer drill having reverse circulation and drill bit for the hammer drill
AU689105B2 (en) * 1993-04-08 1998-03-26 Sandvik Ab Down-hole hammer drill having reverse circulation and drill bit for the hammer drill
WO1997000371A1 (en) * 1995-06-15 1997-01-03 Ian Graeme Rear Down hole hammer assembly
US6035953A (en) * 1995-06-15 2000-03-14 Rear; Ian Graeme Down hole hammer assembly
WO1998027309A1 (en) * 1995-06-20 1998-06-25 Sandvik Ab (Publ) Rock drill bit
WO1997002405A1 (en) * 1995-07-06 1997-01-23 Aba-Sun Pty. Limited Drilling apparatus
AU732338B2 (en) * 1996-12-18 2001-04-12 Sandvik Ab Rock drill bit

Also Published As

Publication number Publication date
AU608544B2 (en) 1991-04-11

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