Inventor

BARTHELMESS THOMAS PHILIP

ES3 patents

⚠️ This page may combine multiple inventors who share the name “BARTHELMESS THOMAS PHILIP”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

2 patents

US10196558B2Feb 5, 2019

Particle coating process and compositions for ceramic proppant extrusion

SCHLUMBERGER TECHNOLOGY CORP0 citations43

US10266755B2Apr 23, 2019

Ceramic particles formed from perforated membranes

SCHLUMBERGER TECHNOLOGY CORP0 citations38

ECUTEC BARCELONA S L

1 patent

US9358548B2Jun 7, 2016

Milling particles in drilling fluid

ECUTEC BARCELONA S L7 citations68