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924376 | Phillips | Jun 1909 | A |
1027134 | Leitch | May 1912 | A |
1572299 | McEntire | Feb 1926 | A |
1806241 | Dupuis | May 1931 | A |
1885154 | Strezynski et al. | Nov 1932 | A |
2129992 | De Mattia | Sep 1938 | A |
2578456 | Smith | Dec 1951 | A |
2612314 | Huelsdonk | Sep 1952 | A |
2703676 | Gooch | Mar 1955 | A |
2711854 | Kjellgren | Jun 1955 | A |
2961154 | Bergey | Nov 1960 | A |
3070291 | Bergey | Dec 1962 | A |
3268159 | Kern | Aug 1966 | A |
3568920 | Nielsen | Mar 1971 | A |
3795361 | Lee | Mar 1974 | A |
3885734 | Lee | May 1975 | A |
3934792 | High et al. | Jan 1976 | A |
4000074 | Evans | Dec 1976 | A |
4070290 | Crosby | Jan 1978 | A |
4085888 | Jager | Apr 1978 | A |
4209128 | Lyons | Jun 1980 | A |
4228949 | Jackson | Oct 1980 | A |
4240578 | Jackson | Dec 1980 | A |
4262841 | Berber et al. | Apr 1981 | A |
4298160 | Jackson | Nov 1981 | A |
4298162 | Hohne | Nov 1981 | A |
4327862 | Jakobs | May 1982 | A |
4334647 | Taylor | Jun 1982 | A |
4339072 | Hiller | Jul 1982 | A |
4378906 | Epper et al. | Apr 1983 | A |
4411646 | Cyphelly | Oct 1983 | A |
4743226 | Day et al. | May 1988 | A |
4961722 | Taylor et al. | Oct 1990 | A |
5147277 | Shapiro | Sep 1992 | A |
5182020 | Grimwood | Jan 1993 | A |
5203762 | Cooperstein | Apr 1993 | A |
5354255 | Shapiro | Oct 1994 | A |
5364335 | Franzen et al. | Nov 1994 | A |
5374234 | Madsen | Dec 1994 | A |
5378364 | Welling | Jan 1995 | A |
5380266 | Leung et al. | Jan 1995 | A |
5401423 | Leung et al. | Mar 1995 | A |
5403260 | Hensley | Apr 1995 | A |
5403486 | Leung | Apr 1995 | A |
5423734 | Leung | Jun 1995 | A |
5520605 | Leung et al. | May 1996 | A |
5527258 | Leung et al. | Jun 1996 | A |
5527474 | Leung | Jun 1996 | A |
5545119 | Schilp et al. | Aug 1996 | A |
5551943 | Leung et al. | Sep 1996 | A |
5586966 | Wood | Dec 1996 | A |
5632714 | Leung et al. | May 1997 | A |
5643169 | Leung et al. | Jul 1997 | A |
5651756 | Leung | Jul 1997 | A |
5653674 | Leung | Aug 1997 | A |
5658232 | Leung | Aug 1997 | A |
D386874 | Glaun | Nov 1997 | S |
5683343 | Leung | Nov 1997 | A |
D387534 | Glaun | Dec 1997 | S |
D388583 | Glaun | Dec 1997 | S |
5695442 | Leung et al. | Dec 1997 | A |
D388924 | Glaun | Jan 1998 | S |
5769776 | Leung et al. | Jun 1998 | A |
5771601 | Veal et al. | Jun 1998 | A |
5772573 | Hao | Jun 1998 | A |
5814230 | Willis et al. | Sep 1998 | A |
5840006 | Leung et al. | Nov 1998 | A |
5913767 | Feldkamp et al. | Jun 1999 | A |
5942130 | Leung | Aug 1999 | A |
5948256 | Leung | Sep 1999 | A |
5948271 | Wardwell et al. | Sep 1999 | A |
5958235 | Leung | Sep 1999 | A |
5971907 | Johannemann et al. | Oct 1999 | A |
6063292 | Leung | May 2000 | A |
6077210 | Leung et al. | Jun 2000 | A |
6109452 | Leung et al. | Aug 2000 | A |
6110096 | Leung et al. | Aug 2000 | A |
6123656 | Michelsen | Sep 2000 | A |
6143183 | Wardwell et al. | Nov 2000 | A |
6145669 | Leung | Nov 2000 | A |
6193070 | Rowney et al. | Feb 2001 | B1 |
6193076 | Hensley | Feb 2001 | B1 |
6230899 | Hensley | May 2001 | B1 |
6241901 | Leung | Jun 2001 | B1 |
6267250 | Leung et al. | Jul 2001 | B1 |
D448488 | Chaffiotte et al. | Sep 2001 | S |
6432299 | Hensley et al. | Aug 2002 | B1 |
Number | Date | Country |
---|---|---|
193997 | Jul 1904 | DE |
0602766 | Jun 1994 | EP |
384326 | Apr 1908 | FR |
1053222 | Dec 1966 | GB |
54-139167 | Oct 1979 | JP |
Entry |
---|
SC—35 HS High Speed Decanting Centrifuge, Sweco Oilfield Services, 1995. |
Roots XLP Whispair Extra Low Pulse Tri-Lobe Blowers, Roots Dresser, 1998. |
Industrial Model 1850 SS FVSI, Brandt/South-West, 1998. |
SC-35 HS High Speed Decanting Centrifuge, Brandt/EPI, 2 pp., 1996. |
SC-4 Decanting Centrifuge, 2 pp. Brandt, 1997. |
“Low Pressure Mud Systems For Deepwater Operations,” Montgomery, Hart's Petroleum Engineer Int'l, Dec. 1997. |
SWACO GEOLOGRAPH, 1993 Catalog, pp. 9, 12, 20; 1993. |
“Committed To Excellence In Manufacturing & Rebuilding For The Centrifuge Industry,” Brandt/Southwest, 1991. |
Solids Control Equipment, Centrifuges, Kem-Tron Technologies, Inc., 2002. |
A Complete Line of Solids Control Equipment, Derrick Equipment Co., p. 12, 2002 (centrifuge introduced 2001). |