U.S. federal trademark · Serial No. 77957584 · Reg. No. 3942934
Apparatus for steam generating, namely, vacuum insulated tubulars made of a set of concentric seamless pipes that possess a high vacuum atmosphere in their annular space designed to suppress heat losses through conduction and convection to maintain steam injected into various applications, including enhanced oil recovery, paraffin saturated reservoirs, deep water production tubing in offshore markets, and geothermal injection and/or production wells both horizontal and vertical
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