Chengdu
China
2
2020-06-09
The entities that hold a legal rights for patent applications filed by inventor XU Wenjun:
Wenjun XU from Chengdu, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for optimizing perforation parameters to maintain uniform fracture growth in multi-stage hydraulic fracturing of horizontal well
#2 | 2019-12-12Method for predicting reservoir reform volume after vertical well volume fracturing of low-permeability oil/gas reservoir
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