Inventor
SHIRLEY ROBERT M
US7 patents
⚠️ This page may combine multiple inventors who share the name “SHIRLEY ROBERT M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXXONMOBIL UPSTREAM RES CO
4 patentsUS11414974B2Aug 16, 2022
Granular crosslinked polyethylene as a hydraulic fracturing proppant
EXXONMOBIL UPSTREAM RES CO7 citations82
US11286755B2Mar 29, 2022
Hydrocarbon wells including crosslinked polymer granules in sand control structures and methods of completing the hydrocarbon wells
EXXONMOBIL UPSTREAM RES CO0 citations50
US11345842B2May 31, 2022
Hydrocarbon wells including crosslinked polymer granules as lost circulation material and methods of drilling the hydrocarbon wells
EXXONMOBIL UPSTREAM RES CO0 citations48
US11319417B2May 3, 2022
Methods of manufacturing highly crosslinked polymer particulate
EXXONMOBIL UPSTREAM RES CO0 citations48
EXXONMOBIL TECHNOLOGY & ENGINEERING COMPANY
2 patentsUS12365828B2Jul 22, 2025
Polyolefin-coke composite granules as a hydraulic fracturing proppant
EXXONMOBIL TECHNOLOGY & ENGINEERING COMPANY0 citations56
US12521764B2Jan 13, 2026
Methods for preparing petroleum coke proppant particles for hydraulic fracturing
EXXONMOBIL TECHNOLOGY & ENGINEERING COMPANY0 citations45