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Sagd Trademarks
SAGD REV 2.0
Hardware and control system technology used in oil and gas recovery processes
Abandoned
·
January 24, 2017
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87312249
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SAGD-PLUS
Consulting Service for others in the field of design, identification, development and production of heavy oil fields, conventional oil and gas fields, tar sands and the cogeneration of power
Cancelled
·
January 6, 2003
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76480413
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