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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Saxman; William C.
Address:
Dallas, TX
No. of patents:
8
Patents:












Patent Number Title Of Patent Date Issued
6415687 Rotary cone drill bit with machined cutting structure and method July 9, 2002
A rotary cone drill bit is provided with at least one cutter cone assembly having a machined cutting structure which will maintain an effective cutting profile despite abrasion, erosion and/or wear of the associated cutting elements. The machined cutting structure may be formed on a
6390209 Roller cone drill bit with improved pressure compensation May 21, 2002
A pressure compensating assembly for use in roller cone drilling bits of the sealed bearing type. The compensating assembly includes a hollow body arranged to fit into a cavity in the bit connected with the lubrication system of the bit and the hollow body includes a normally open lubric
6213228 Roller cone drill bit with improved pressure compensation April 10, 2001
A pressure compensating assembly for use in roller cone drilling bits of the sealed bearing type. The compensating assembly includes a hollow body arranged to fit into a cavity in the bit connected with the lubrication system of the bit and the hollow body includes a normally open lubric
6206116 Rotary cone drill bit with machined cutting structure March 27, 2001
A rotary cone drill bit is provided with at least one cutter cone assembly having a machined cutting structure which will maintain an effective cutting profile despite abrasion, erosion and/or wear of the associated cutting elements. The machined cutting structure may be formed on a
6092611 Encapsulated elastomeric relief valve July 25, 2000
A relief valve for use in roller cone drilling bits of the sealed bearing type and other types of sealed fluid systems. The relief valve includes a valve body arranged to fit into the lubricating system of the bit and an elastomeric valve member having a flow port therein that is normall
5456328 Drill bit with improved rolling cutter tooth pattern October 10, 1995
A drill bit includes a rolling cutter having a plurality of closed-end circumferential rows of teeth protruding from the body of the cutter. At least one of the rows of teeth lies along a path defined either by multiple helical segments or a canted planar periphery.
5429201 Drill bit with improved rolling cutter tooth pattern July 4, 1995
A drill bit includes a rolling cutter having a plurality of circumferential rows of teeth protruding from the body of the cutter. At least one of the rows of teeth is a closed-end circumferential row located on the surface of the cutter along a closed-end circumferential path. The latter
4760890 Cutter assembly for rotary boring of earth August 2, 1988
A cutter assembly for rotary boring of earth. The assembly comprises a rotating cutter having a shaft protruding from the ends of the cutter; and a mounting member for the rotating cutter. The mounting member comprises two legs the ends of which are provided with counter surfaces for the










 
 
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