Inventor · 安丰镇, CN

Fazhi Yan

5Patents
1h-index
11Co-inventors
34Inventor score

Filing activity: Dec 21, 2015 → Dec 15, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US9951597B1 Downhole coal seam pulse detonation wave directional fracturing permeability-increasing method Fixed Constructions 2 Active
US10060238B2 Method for integrated drilling, slotting and oscillating thermal injection for coal seam gas extraction Fixed Constructions 1 Active
US10378327B2 Method for gas extraction alternating oscillating pulse high energy gas extraction with thermal injection Fixed Constructions 0 Active
US10370942B2 Method for integrated drilling, flushing, slotting and thermal injection for coalbed gas extraction Fixed Constructions 0 Active
US10858913B2 Permeability enhancement method for coalbed methane wells by using electric pulse detonation fracturing technology Fixed Constructions 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.