Austin, Texas
United States
11
2023-07-20
The entities that hold a legal rights for patent applications filed by inventor Zhang Junwei:
Junwei Zhang from Austin, US has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD TO DETERMINE FRICTIONAL PRESSURE LOSSES FROM FLUID FLOW THROUGH WELLS, PIPES, AND PERFORATIONS FROM ANALYSIS OF WATER HAMMER
#2 | 2022-09-08METHOD FOR FRACTURING ACTIVITY AND INTENSITY MONITORING AND PRESSURE WAVE RESONANCE ANALYSIS
#3 | 2022-08-11Fracture wave depth, borehole bottom condition, and conductivity estimation method
#4 | 2021-02-25Determining fracture properties using injection and step-rate analysis, dynamic injection test analysis, extracting pulse-type source signals from noisy data, and measuring friction parameters in a well
#5 | 2020-04-09METHOD FOR EVALUATING AND MONITORING FORMATION FRACTURE TREATMENT USING FLUID PRESSURE WAVES
#6 | 2020-03-05Sand pack and gravel pack acoustic evaluation method and system
#7 | 2019-10-10Fracture wave depth, borehole bottom condition, and conductivity estimation method
#8 | 2019-08-08METHOD FOR EVALUATING AND MONITORING FORMATION FRACTURE TREATMENT USING FLUID PRESSURE WAVES
#9 | 2019-05-09Method for evaluating and monitoring formation fracture treatment closure rates and pressures using fluid pressure waves
#10 | 2019-02-21Method for fracture activity monitoring and pressure wave resonance analyses for estimating geophysical parameters of hydraulic fractures using fracture waves
#11 | 2018-11-08Method for evaluating and monitoring formation fracture treatment using fluid pressure waves
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