Inventor

MARCINEW RICHARD

SA4 patents

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

SCHLUMBERGER TECHNOLOGY CORP

2 patents

US7207388B2Apr 24, 2007

Non-Damaging Fluid-Loss Pill and Method of Using the Same

SCHLUMBERGER TECHNOLOGY CORP56 citations94

US7741252B2Jun 22, 2010

Surfactants not toxic to bacteria

SCHLUMBERGER TECHNOLOGY CORP7 citations72

PISIO VINCENT

1 patent

US8146416B2Apr 3, 2012

Methods and apparatus to perform stress testing of geological formations

PISIO VINCENT32 citations86

CHEN YIYAN

1 patent

US8895481B2Nov 25, 2014

Viscoelastic surfactant acid treatment

CHEN YIYAN8 citations78