Inventor

BORTKEVITCH SERGEY V

US2 patents

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

BORTKEVITCH SERGEY V

1 patent

US7059591B2Jun 13, 2006

Method and apparatus for enhanced oil recovery by injection of a micro-dispersed gas-liquid mixture into the oil-bearing formation

BORTKEVITCH SERGEY V38 citations84

KOSTROV SERGEY A

1 patent

US8480859B2Jul 9, 2013

Method and apparatus for treatment of crude oil or bitumen under the conditions of auto-oscillations

KOSTROV SERGEY A11 citations76