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YUZHI QU
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Hong Kong, CN
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last 30 patents
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Patent Application
PIPELINE HEATING TECHNOLOGY
Publication number
20130213487
Publication date
Aug 22, 2013
Yuzhi Qu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Patent Application
APPARATUS AND METHOD FOR OIL SAND EXPLOITATION
Publication number
20130168093
Publication date
Jul 4, 2013
YUZHI QU
E21 - EARTH DRILLING MINING