Assignee
PYROTEK INC
US·54 granted patents·19 pending applications·1,443 citations·filing 1994–2025
Top patents by PatentIndex Score
73 records- 0196US9863704B2Chip dryer with integrated exhaust gas treatmentPYROTEK INC·Filed 2015·Granted Jan 9, 2018·15 cites·21 claims
- 0296US7157043B2Bonded particle filtersPYROTEK INC·Filed 2003·Granted Jan 2, 2007·116 cites·13 claims
- 0396US6869564B2Molten metal pump systemPYROTEK INC·Filed 2002·Granted Mar 22, 2005·120 cites·9 claims
- 0495US6869271B2Molten metal pump systemPYROTEK INC·Filed 2002·Granted Mar 22, 2005·108 cites·11 claims
- 0595US6848497B2Casting apparatusPYROTEK INC·Filed 2003·Granted Feb 1, 2005·137 cites·19 claims
- 0694US5718416ALid and containment vessel for refining molten metalPYROTEK INC·Filed 1996·Granted Feb 17, 1998·136 cites·12 claims
- 0793US6497559B1Molten metal submersible pump systemPYROTEK INC·Filed 2000·Granted Dec 24, 2002·111 cites·11 claims
- 0892US6709234B2Impeller shaft assembly systemPYROTEK INC·Filed 2001·Granted Mar 23, 2004·155 cites·30 claims
- 0991US5425410ASand casting mold riser/sprue sleevePYROTEK INC·Filed 1994·Granted Jun 20, 1995·116 cites·13 claims
- 1090US7278464B2Control pinPYROTEK INC·Filed 2006·Granted Oct 9, 2007·8 cites·27 claims
- 1189US6679936B2Molten metal degassing apparatusPYROTEK INC·Filed 2002·Granted Jan 20, 2004·125 cites·9 claims
- 1288US5383651AAluminum coil annealing tray support padPYROTEK INC·Filed 1994·Granted Jan 24, 1995·84 cites·81 claims
- 1387US5755847AInsulator support assembly and pushbar mechanism for handling glass containersPYROTEK INC·Filed 1996·Granted May 26, 1998·99 cites·12 claims
- 1486US10843258B2Multi-chamber molten metal pumpPYROTEK INC·Filed 2017·Granted Nov 24, 2020·1 cites·17 claims
- 1586US6716147B1Insulated sleeved rollPYROTEK INC·Filed 2003·Granted Apr 6, 2004·78 cites·12 claims
- 1685US12359668B2Mold pump engagement apparatusPYROTEK INC·Filed 2023·Granted Jul 15, 2025·0 cites·12 claims
- 1781US7165757B2Control pinPYROTEK INC·Filed 2004·Granted Jan 23, 2007·10 cites·22 claims
- 1880US9920992B2Molten metal scrap submergence apparatusPYROTEK INC·Filed 2013·Granted Mar 20, 2018·2 cites·16 claims
- 1978US10415884B2Overflow molten metal transfer pump with gas and flux injectionPYROTEK INC·Filed 2014·Granted Sep 17, 2019·2 cites·10 claims
- 2078US10322450B2Adjustable flow overflow vortex transfer systemPYROTEK INC·Filed 2015·Granted Jun 18, 2019·1 cites·15 claims
- 2178US2023304124A1Filter handling toolPYROTEK INC·Filed 2023·Application pending·0 cites
- 2276US7811509B2Material submergence systemPYROTEK INC·Filed 2007·Granted Oct 12, 2010·2 cites·14 claims
- 2374US2026015689A1Degassing launderPYROTEK INC·Filed 2025·Application pending·0 cites
- 2473US11939993B2Overflow vortex transfer systemPYROTEK INC·Filed 2021·Granted Mar 26, 2024·0 cites·13 claims
- 2573US11874062B2Repositionable molten metal pumpPYROTEK INC·Filed 2019·Granted Jan 16, 2024·1 cites·17 claims
- 2673US11187233B2Overflow vortex transfer systemPYROTEK INC·Filed 2016·Granted Nov 30, 2021·1 cites·20 claims
- 2771US7988763B2Use of a binary salt flux of NaCl and MgCl2 for the purification of aluminium or aluminium alloys, and method thereofPYROTEK INC·Filed 2009·Granted Aug 2, 2011·1 cites·34 claims
- 2870US11674198B2Filter handling toolPYROTEK INC·Filed 2018·Granted Jun 13, 2023·0 cites·15 claims
- 2965US2019292085A1Glass forming apparatusPYROTEK INC·Filed 2019·Application pending·0 cites
- 3064US12523206B1Reciprocating molten metal pumpPYROTEK INC·Filed 2023·Granted Jan 13, 2026·0 cites·8 claims
- 3164US12454738B2Degassing launderPYROTEK INC·Filed 2020·Granted Oct 28, 2025·0 cites·14 claims
- 3264US2024165696A1Molten metal filterPYROTEK INC·Filed 2022·Application pending·0 cites
- 3362US12311434B2Sensor controlled launder flowPYROTEK INC·Filed 2020·Granted May 27, 2025·0 cites·13 claims
- 3462US12168987B2Low pressure molten metal transfer pumpPYROTEK INC·Filed 2021·Granted Dec 17, 2024·0 cites·16 claims
- 3562US10718336B2Mold pump assemblyPYROTEK INC·Filed 2018·Granted Jul 21, 2020·0 cites·11 claims
- 3661US12467118B2Molten lead scrap submergence apparatusPYROTEK INC·Filed 2020·Granted Nov 11, 2025·0 cites·20 claims
- 3761US11131309B2Molten metal pumpPYROTEK INC·Filed 2017·Granted Sep 28, 2021·0 cites·8 claims
- 3861US2023278146A1Multi-component fluxPYROTEK INC·Filed 2021·Application pending·0 cites
- 3961US2021148374A1Emergency molten metal pump outPYROTEK INC·Filed 2021·Application pending·0 cites
- 4060US11795950B2Mold pump engagement apparatusPYROTEK INC·Filed 2018·Granted Oct 24, 2023·0 cites·10 claims
- 4160US7662335B2Metal scrap submergence apparatusPYROTEK INC·Filed 2004·Granted Feb 16, 2010·3 cites·18 claims
- 4258US12076785B2Dosing pump trigger systemPYROTEK INC·Filed 2020·Granted Sep 3, 2024·0 cites·12 claims
- 4358US2018057403A1Insulation materialPYROTEK INC·Filed 2017·Application pending·0 cites
- 4457US12220742B2Apparatus method for locating, controlling geometry, and managing stress of hot tops for metal castingPYROTEK INC·Filed 2021·Granted Feb 11, 2025·0 cites·18 claims
- 4557US12129871B2Molten metal pumpPYROTEK INC·Filed 2020·Granted Oct 29, 2024·0 cites·17 claims
- 4655US2025162022A1Apparatus method for locating, controlling geometry, and managing stress of hot tops for metal castingsPYROTEK INC·Filed 2025·Application pending·0 cites
- 4754US11619448B2Scrap submergence devicePYROTEK INC·Filed 2017·Granted Apr 4, 2023·0 cites·14 claims
- 4854US9073119B2Receptacle for handling molten metal, casting assembly and manufacturing methodPYROTEK INC·Filed 2013·Granted Jul 7, 2015·0 cites·20 claims
- 4953US2025180292A1Stack melting apparatusPYROTEK INC·Filed 2023·Application pending·0 cites
- 5051US12059643B2Electromagnetic priming of molten metal filtersPYROTEK INC·Filed 2019·Granted Aug 13, 2024·0 cites·19 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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