Title:
Shirttail hardfacing
Document Type and Number:
United States Patent 3158214

Inventors:
Wisler, Allen E.
Scales, Stanley R.
Publication Date:
11/24/1964
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Referenced by:
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Assignee:
HUGHES TOOL CO
Primary Class:
175/375
International Classes:
E21B10/50; E21B10/46
US Patent References:
1733241
1855330Method of improving the wear-resistant qualities of alpha body
2057209Method of making a hard faced cutter
2086682Pilot bearing for drill cutters
Foreign References:
FR1244385A




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