Assignee
TANG HONGXIN
US·2 granted patents·1 pending application·22 citations·filing 2007–2013
Technology mixC09K3
Top patents by PatentIndex Score
3 records- 0182US9725640B2Submicron particles surfactant method for improved oil recovery from subterranean reservoirsTANG HONGXIN·Filed 2013·Granted Aug 8, 2017·12 cites·29 claims
- 0278US8146666B2Surfactant method for improved oil recovery from subterranean reservoirsTANG HONGXIN·Filed 2009·Granted Apr 3, 2012·10 cites·16 claims
- 0340US2007204989A1Preformed particle gel for conformance control in an oil reservoirTANG HONGXIN·Filed 2007·Application pending·0 cites
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