Number | Name | Date | Kind |
---|---|---|---|
1570518 | Mitchell | Jan 1926 | |
1589399 | Kinzbach | Jun 1926 | |
1806509 | Straatman | May 1931 | |
2058327 | Lane | Oct 1936 | |
2100684 | Carroll | Nov 1937 | |
2132061 | Walker | Oct 1938 | |
2147537 | Lowrey | Feb 1939 | |
2297029 | Shepherd et al. | Sep 1942 | |
2331293 | Ballard | Oct 1943 | |
2509144 | Grable et al. | May 1950 | |
2699920 | Zublin | Jan 1955 | |
2766010 | Hester | Oct 1956 | |
2858107 | Colmerauer | Oct 1958 | |
3095039 | Kinzbach | Jun 1963 | |
4182423 | Ziebarth et al. | Jan 1980 | |
4415205 | Rehm et al. | Nov 1983 | |
5012877 | Winters et al. | May 1991 | |
5154231 | Bailey et al. | Oct 1992 | |
5287921 | Blount et al. | Feb 1994 | |
5318132 | Odorsio | Jun 1994 | |
5335737 | Baugh | Aug 1994 | |
5445222 | Pritchard et al. | Aug 1995 | |
5462120 | Gondouin | Oct 1995 | |
5488989 | Leising et al. | Feb 1996 |
Entry |
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"The Submudline Drivepipe Whipstock Patent #4,733,732," Frank's Casing Crew, prior to 1994. |
"A Novel Approach To Initaiting Multi-Lateral Horizontal Wells," Konopczynski et al, SPE/1ADC, 1995. |
"A-1 Section Mill," A-1 Bit & Tool Co., 1990. |
"Catalog 1958-59" Kinzbach Tool Co., Inc., 1958, especially pp. 3-5. |
"General Catalog 68-69," A-1 Bit & Tool Co., Inc., 1968, especially pp. 135,138, 139. |
"1976-77 General Catalog," A-1 Bit & Tool Co., Inc., 1976, especially p. 116. |
"The One To Call is A-1", A-1 Bit & Tool Co., Inc., pp. 121-128. |