This application claims the benefit of U.S. Provisional Application Ser. No. 60/202,741, filed May 10, 2000.
Number | Name | Date | Kind |
---|---|---|---|
2385596 | Barnett | Oct 1945 | A |
2385962 | Barnett | Oct 1945 | A |
2813318 | Horth | Nov 1957 | A |
2988351 | Barnett et al. | Jun 1961 | A |
3351687 | Thome et al. | Nov 1967 | A |
3534946 | Westerkamp et al. | Oct 1970 | A |
3737280 | Cromp | Jun 1973 | A |
3760800 | Staffin et al. | Sep 1973 | A |
3871438 | Vissers et al. | Mar 1975 | A |
3993420 | Haas et al. | Nov 1976 | A |
4068389 | Staffin et al. | Jan 1978 | A |
4140467 | Ellison et al. | Feb 1979 | A |
4161389 | Staffin et al. | Jul 1979 | A |
4177952 | Rikker | Dec 1979 | A |
4211274 | Slowinski et al. | Jul 1980 | A |
4242077 | Hyre | Dec 1980 | A |
4294436 | Takahashi | Oct 1981 | A |
4325424 | Scheffer | Apr 1982 | A |
4340433 | Harding | Jul 1982 | A |
4392814 | Harding | Jul 1983 | A |
4411709 | Nakanishi | Oct 1983 | A |
4415444 | Guptail | Nov 1983 | A |
4427375 | Di Rosa | Jan 1984 | A |
4457352 | Scheffer | Jul 1984 | A |
4457788 | Staffin et al. | Jul 1984 | A |
4478572 | Selli | Oct 1984 | A |
4490107 | Kimura et al. | Dec 1984 | A |
4499940 | Hall | Feb 1985 | A |
4512821 | Staffin et al. | Apr 1985 | A |
4519718 | Staffin et al. | May 1985 | A |
4524957 | Staffin et al. | Jun 1985 | A |
4544013 | Kearney et al. | Oct 1985 | A |
4547228 | Girrell et al. | Oct 1985 | A |
4577671 | Stephan | Mar 1986 | A |
4579319 | Sasaki | Apr 1986 | A |
4582301 | Wunning | Apr 1986 | A |
4604055 | Mackenzie | Aug 1986 | A |
4613713 | Staffin et al. | Sep 1986 | A |
4620586 | Musschoot | Nov 1986 | A |
4623400 | Japka et al. | Nov 1986 | A |
4627814 | Hattori et al. | Dec 1986 | A |
4648836 | Thom | Mar 1987 | A |
4671496 | Girrell et al. | Jun 1987 | A |
4681267 | Leidel et al. | Jul 1987 | A |
4700766 | Godderidge | Oct 1987 | A |
4779163 | Bickford et al. | Oct 1988 | A |
4802525 | Heine et al. | Feb 1989 | A |
4830605 | Hodate et al. | May 1989 | A |
4955425 | McKenna | Sep 1990 | A |
5018707 | Hemsath et al. | May 1991 | A |
5052923 | Peter et al. | Oct 1991 | A |
5169913 | Staffin et al. | Dec 1992 | A |
5239917 | Lutkie et al. | Aug 1993 | A |
5251683 | Backer | Oct 1993 | A |
5253698 | Keough et al. | Oct 1993 | A |
5263652 | Iwanami et al. | Nov 1993 | A |
5294094 | Crafton et al. | Mar 1994 | A |
5350160 | Crafton et al. | Sep 1994 | A |
5354038 | Crafton | Oct 1994 | A |
5378434 | Staffin et al. | Jan 1995 | A |
5423370 | Bonnemersou et al. | Jun 1995 | A |
5439045 | Crafton | Aug 1995 | A |
5443383 | Kuehn | Aug 1995 | A |
5531423 | Crafton et al. | Jul 1996 | A |
5551998 | Crafton et al. | Sep 1996 | A |
5565046 | Crafton et al. | Oct 1996 | A |
5738162 | Crafton | Apr 1998 | A |
5829509 | Crafton | Nov 1998 | A |
5850866 | Crafton | Dec 1998 | A |
6042369 | Bergman et al. | Mar 2000 | A |
6112803 | Kruger | Sep 2000 | A |
Number | Date | Country |
---|---|---|
1197981 | Dec 1985 | CA |
1 030 974 | Sep 1955 | DE |
2307773 | Feb 1973 | DE |
2315958 | Apr 1974 | DE |
2337894 | Nov 1974 | DE |
2914221 | Apr 1979 | DE |
3206048 | Feb 1982 | DE |
3215809 | Apr 1982 | DE |
4012158 | Jan 1989 | DE |
195 30 975 | Feb 1997 | DE |
0 077 511 | Oct 1982 | EP |
0546210 | Jun 1993 | EP |
7043571 | Dec 1970 | FR |
2448573 | Feb 1979 | FR |
1392405 | Apr 1975 | GB |
1564151 | Apr 1980 | GB |
1569152 | Jun 1980 | GB |
2137114 | Oct 1984 | GB |
2187398 | Sep 1987 | GB |
2230720 | Oct 1990 | GB |
2248569 | Apr 1992 | GB |
5653867 | May 1981 | JP |
5939464 | Aug 1982 | JP |
5825417 | Feb 1983 | JP |
5825860 | Feb 1983 | JP |
59219410 | Dec 1984 | JP |
6092040 | May 1985 | JP |
2074022 | Sep 1985 | JP |
61007058 | Jan 1986 | JP |
62110248 | May 1987 | JP |
6316853 | Jan 1988 | JP |
63108941 | May 1988 | JP |
1-91957 | Apr 1989 | JP |
1-122658 | May 1989 | JP |
2104164 | Aug 1990 | JP |
3-465 | Jan 1991 | JP |
1129012 | Jul 1982 | SU |
0234810 | Mar 1985 | SU |
WO 9730805 | Aug 1997 | WO |
WO 9814291 | Apr 1998 | WO |
WO 0108836 | Feb 2001 | WO |
Entry |
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Economical Used Energy Type Continuing Heat Treating Furnace For Aluminum Castings Dogyo—Kanetsu vol. 21 No. 2 pp. 29-36—Mar. 1984. |
Brochures describing Beardsley & Pipe PNEU-Reclaim Sand Reclamation Units Prior to Aug. 13, 1992. |
Brochure describing Fataluminum Sand Reclamation Units—Prior to Aug. 13, 1992. |
Paul M. Crafton—Heat Treating Aging System Also Permits Core Sand Removal—Reprinted from 09/89 Modern Castings magazine. |
Preliminary Remarks dated Jul. 30, 1991 and filed in Ser. No. 07/705,626. |
Declaration of Paul M. Crafton & Scott P. Crafton dated Jul. 26, 1991 and filed in Serial No. 07/705,626. |
On Sale Description regarding System of Consolidated Engineering System (before Aug. 13, 1992). |
Sales brochure describing Thermfire Brand Sand Reclamation, Gudgeon Bros., Ltd. believed to be known to others prior to 09/89. |
Sales brochure describing Simplicity/Richards Gas-Fired Thermal Reclamation System Simplicity Engineering, Inc.—believed to be known to others prior to 09/89. |
Sales brochure describing AirTrac Brand Fluidizing Conveyor, Air Trac Systems Corp., believed to be known to others prior to 09/89. |
Sales brochure describing Fluid Bed Calcifer Thermal Sand Reclamation Systems, Dependable Foundry Equipment Co.—Believed to be known to others prior to 09/89. |
Number | Date | Country | |
---|---|---|---|
60/202741 | May 2000 | US |