ATE328184T1 - DRILL BIT - Google Patents

DRILL BIT

Info

Publication number
ATE328184T1
ATE328184T1 AT02769438T AT02769438T ATE328184T1 AT E328184 T1 ATE328184 T1 AT E328184T1 AT 02769438 T AT02769438 T AT 02769438T AT 02769438 T AT02769438 T AT 02769438T AT E328184 T1 ATE328184 T1 AT E328184T1
Authority
AT
Austria
Prior art keywords
drill bit
drill
bit
Prior art date
Application number
AT02769438T
Other languages
German (de)
Inventor
Herbert Papousek
Original Assignee
Atlas Copco Mai Gmbh
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 Atlas Copco Mai Gmbh filed Critical Atlas Copco Mai Gmbh
Priority claimed from EP02769438A external-priority patent/EP1387923B1/en
Application granted granted Critical
Publication of ATE328184T1 publication Critical patent/ATE328184T1/en

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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts
    • 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
    • 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
AT02769438T 2001-05-17 2002-05-16 DRILL BIT ATE328184T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT7892001 2001-05-17
EP02769438A EP1387923B1 (en) 2001-05-17 2002-05-16 Drill bit

Publications (1)

Publication Number Publication Date
ATE328184T1 true ATE328184T1 (en) 2006-06-15

Family

ID=34701631

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02769438T ATE328184T1 (en) 2001-05-17 2002-05-16 DRILL BIT

Country Status (2)

Country Link
AT (1) ATE328184T1 (en)
SI (1) SI1387923T1 (en)

Also Published As

Publication number Publication date
SI1387923T1 (en) 2006-10-31

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee