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Tool-less method for making molds, cores, and temporary tools |
John P. Biel, Jr., Brandon Michael Welker, Thomas A. Cobett, Julie Ruth Nimer |
2025-04-29 |
| 11123789 |
Method for inorganic binder castings |
Thomas A. Cobett, Jiten Shah |
2021-09-21 |
| 8372222 |
Method of producing locally austempered ductile iron |
George D. Pfaffmann, Robert Madeira, Christopher Allen Bixler |
2013-02-12 |
| 7506705 |
Method of producing downhole drill bits with integral carbide studs |
Kristin Brandenberg, Kathy L. Hayrynen, Gerald Wurtsmith |
2009-03-24 |
| 6799648 |
Method of producing downhole drill bits with integral carbide studs |
Kristin Brandenberg, Kathy L. Hayrynen, Gerald Wurtsmith |
2004-10-05 |
| 5849114 |
Method of forming plate-type track shoe |
Kathy L. Hayrynen, John B. Wagner |
1998-12-15 |
| 5253698 |
Combination sand cleaning and heat treating apparatus for sand casted metallic parts and method |
William R. Keough, Bela V. Kovacs |
1993-10-19 |
| 5246510 |
Method for producing a selectively surface hardened cast iron part |
Bela V. Kovacs |
1993-09-21 |
| 5139579 |
Method for preparing high silicon, low carbon austempered cast iron |
Bela V. Kovacs, Douglas M. Pramstaller |
1992-08-18 |
| 5064478 |
Method and apparatus for surface austempering of cast iron parts |
Bela V. Kovacs, Douglas M. Pramstaller |
1991-11-12 |
| 5043028 |
High silicon, low carbon austemperable cast iron |
Bela V. Kovacs, Douglas M. Pramstaller |
1991-08-27 |
| 4949774 |
Expendable cap device to minimize dross inclusions in the vacuum casting process |
William R. Keough, Bela V. Kovacs |
1990-08-21 |