NO932968D0 - DRILL CROWN WITH IMPROVED CUTTING PATTERN - Google Patents

DRILL CROWN WITH IMPROVED CUTTING PATTERN

Info

Publication number
NO932968D0
NO932968D0 NO932968A NO932968A NO932968D0 NO 932968 D0 NO932968 D0 NO 932968D0 NO 932968 A NO932968 A NO 932968A NO 932968 A NO932968 A NO 932968A NO 932968 D0 NO932968 D0 NO 932968D0
Authority
NO
Norway
Prior art keywords
cutting pattern
improved cutting
drill crown
crown
drill
Prior art date
Application number
NO932968A
Other languages
Norwegian (no)
Other versions
NO932968L (en
Inventor
Carl Wayne Keith
Jr Ed Ramsey Martin
Original Assignee
Dresser Ind
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
Priority claimed from US07/815,289 external-priority patent/US5265685A/en
Application filed by Dresser Ind filed Critical Dresser Ind
Publication of NO932968D0 publication Critical patent/NO932968D0/en
Publication of NO932968L publication Critical patent/NO932968L/en

Links

NO93932968A 1991-12-30 1993-08-20 DRILL CROWN WITH IMPROVED CUTTING PATTERN NO932968L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/815,289 US5265685A (en) 1991-12-30 1991-12-30 Drill bit with improved insert cutter pattern
PCT/US1992/011140 WO1993013290A1 (en) 1991-12-30 1992-12-21 Drill bit with improved insert cutter pattern

Publications (2)

Publication Number Publication Date
NO932968D0 true NO932968D0 (en) 1993-08-20
NO932968L NO932968L (en) 1993-08-20

Family

ID=26785253

Family Applications (1)

Application Number Title Priority Date Filing Date
NO93932968A NO932968L (en) 1991-12-30 1993-08-20 DRILL CROWN WITH IMPROVED CUTTING PATTERN

Country Status (1)

Country Link
NO (1) NO932968L (en)

Also Published As

Publication number Publication date
NO932968L (en) 1993-08-20

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