| 9896739 |
System and method for melting metal chips |
Michael Alan Poorman |
2018-02-20 |
| 9145596 |
System and method for melting metal chips |
Michael Alan Poorman |
2015-09-29 |
| 7479250 |
Segmented well block |
Erik D. Grimm |
2009-01-20 |
| 6893607 |
Elevated discharge gas lift bubble pump and furnace for use therewith |
Edward Scott Jackson |
2005-05-17 |
| 6068812 |
Inert gas bubble-actuated molten metal pump with gas-diffusion grid |
Anthony D. Scowden, Peter J. Corio |
2000-05-30 |
| 5984999 |
Apparatus having gas-actuated pump and charge well and method of melting metal therewith charge a well of a metal-melting furnace |
— |
1999-11-16 |
| 5919283 |
Method and apparatus for introducing metal chips into molten metal bath |
— |
1999-07-06 |
| 5853454 |
Mass flow gravity feed apparatus for charging metal-melting furnaces with dross level compensator and method for charging metal-melting furnaces therewith |
— |
1998-12-29 |
| 5735935 |
Method for use of inert gas bubble-actuated molten metal pump in a well of a metal-melting furnace and the furnace |
— |
1998-04-07 |
| 5468280 |
Molten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnace with simultaneous degassing of the melt |
— |
1995-11-21 |
| 5407462 |
Mass flow gravity feed method for charging metal-melting furnaces and apparatus therefor |
— |
1995-04-18 |
| 5403381 |
Molten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnace with simultaneous degassing of the melt |
— |
1995-04-04 |
| 5397378 |
Molten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnace with simultaneous alloying of the melt |
— |
1995-03-14 |
| 5395424 |
Molten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnace using intermittent or pulsating insert gas feed |
— |
1995-03-07 |
| 5395094 |
Means of conveying molten metal from one place to another in a metal-melting furnace with simultaneous alloying of the melt |
— |
1995-03-07 |
| 5211744 |
Method and means for improving molten metal furnace charging efficiency |
Robert J. Behnke, II |
1993-05-18 |
| 5203910 |
Molten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnace |
Brian Klenoski |
1993-04-20 |
| 4872907 |
Metal chip furnace charge apparatus and method |
— |
1989-10-10 |
| 4721457 |
Method and apparatus for cleaning and drying metal chips |
Robert H. Dudley |
1988-01-26 |
| 4710126 |
Method and apparatus for drying metal chips |
Robert H. Dudley |
1987-12-01 |
| 4424891 |
Equipment for reclaiming the waste products of machining |
Russell D. Dudley, Robert H. Dudley |
1984-01-10 |
| 4377259 |
Chip and turnings separator and crusher |
Russell D. Dudley |
1983-03-22 |
| 4310417 |
Air inlet material separator for chip centrifuge |
Robert H. Dudley, Russell D. Dudley |
1982-01-12 |
| 4253960 |
Chip discharge for continuous chip wringer |
Robert H. Dudley |
1981-03-03 |
| 4186096 |
Shiftable bottom wall for separator bowl and blade construction therefor |
Frank C. Halisek |
1980-01-29 |