Assignee
PREMELT PUMP INC
US·10 granted patents·329 citations·filing 1991–1999
Top patents by PatentIndex Score
10 records- 0198US5468280AMolten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnace with simultaneous degassing of the meltPREMELT PUMP INC·Filed 1993·Granted Nov 21, 1995·126 cites·34 claims
- 0297US5735935AMethod for use of inert gas bubble-actuated molten metal pump in a well of a metal-melting furnace and the furnacePREMELT PUMP INC·Filed 1996·Granted Apr 7, 1998·125 cites·24 claims
- 0381US5203910AMolten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnacePREMELT PUMP INC·Filed 1991·Granted Apr 20, 1993·19 cites·56 claims
- 0475US5984999AApparatus having gas-actuated pump and charge well and method of melting metal therewith charge a well of a metal-melting furnacePREMELT PUMP INC·Filed 1998·Granted Nov 16, 1999·23 cites·42 claims
- 0567US5395094AMeans of conveying molten metal from one place to another in a metal-melting furnace with simultaneous alloying of the meltPREMELT PUMP INC·Filed 1994·Granted Mar 7, 1995·8 cites·31 claims
- 0663US5403381AMolten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnace with simultaneous degassing of the meltPREMELT PUMP INC·Filed 1994·Granted Apr 4, 1995·7 cites·28 claims
- 0757US6068812AInert gas bubble-actuated molten metal pump with gas-diffusion gridPREMELT PUMP INC·Filed 1999·Granted May 30, 2000·11 cites·9 claims
- 0847US5919283AMethod and apparatus for introducing metal chips into molten metal bathPREMELT PUMP INC·Filed 1996·Granted Jul 6, 1999·5 cites·21 claims
- 0944US5395424AMolten 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 feedPREMELT PUMP INC·Filed 1993·Granted Mar 7, 1995·3 cites·66 claims
- 1038US5397378AMolten metal conveying means and method of conveying molten metal from one place to another in a metal-melting furnace with simultaneous alloying of the meltPREMELT PUMP INC·Filed 1993·Granted Mar 14, 1995·2 cites·38 claims
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