Leader Energy Services Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7637232 Flameless boilerExpiredAug 06, 04Dec 29, 09[F22B]
7424916 Flameless hot oilerExpiredMay 03, 04Sep 16, 08[E21B]
2008/0115,665 Apparatus for dehydrator and compressor combination skid and method of operationAbandonedAug 10, 07May 22, 08[B01D]
2008/0034,965 Apparatus for dehydrator and compressor combination skid and method of operationAbandonedNov 22, 06Feb 14, 08[B01D]
2007/0204,962 Accelerated flameless evaporation systemAbandonedApr 07, 06Sep 06, 07[B01D]
7207389 Hybrid coiled tubing/fluid pumping unitExpiredMar 08, 04Apr 24, 07[E21B]

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