Inventor

PATTERSON DANIEL L

US6 patents

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

HALLIBURTON ENERGY SERV INC

5 patents

US7231987B2Jun 19, 2007

Downhole device to measure and record setting motion of packers and method of sealing a wellbore

HALLIBURTON ENERGY SERV INC4 citations60

OTIS ENG CO

1 patent

US5188182AFeb 23, 1993

System containing expendible isolation valve with frangible sealing member, seat arrangement and method for use

OTIS ENG CO162 citations97

PATTERSON DANIEL L

HALLIBURTON ENERGY SERV INC

Deep set packer with hydrostatic setting actuator

Two slip retrievable packer for extreme duty

Packer releasing methods

Packer releasing methods

Downhole device to measure and record setting motion of packers and method of sealing a wellbore

OTIS ENG CO

System containing expendible isolation valve with frangible sealing member, seat arrangement and method for use