United States
3
2013-02-21
The entities that hold a legal rights for patent applications filed by inventor Vinegar Harold J.:
Harold J. Vinegar from , US has applied for patents for these inventions. The list has both pending applications and granted patents:
HIGH VOLTAGE TEMPERATURE LIMITED HEATERS
#2 | 2009-04-09In situ recovery from residually heated sections in a hydrocarbon containing formation
#3 | 2008-07-24Time sequenced heating of multiple layers in a hydrocarbon containing formation
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