1 result found
Craig Hyland Pleasant Green, UT
Professions & Specialties
News Anchor • Commercial Announcer • Presenter
Experience & Education
United States Patent | Inventor | Appl. No. | Assignee |
---|---|---|---|
#4429741 Feb 7, 1984 Filed: Oct 13, 1981 |
Craig R. Hyland (Magna, UT) | 6/310571 |
Christensen, Inc. (Salt Lake City, UT) |
International Classification: | E21B 2304 | 166 63 |
Patent:
Self powered downhole tool anchor
Abstract:
A self powered downhole tool anchor device (10) preattached to a downhole tool (T) and unitarily...