Inventor

ECHOLS RALPH H

US51 patents

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

ECHOLS RALPH H

HALLIBURTON ENERGY SERV INC

Fluid flow control device and method for use of same

Gravel pack apparatus

Annular isolators for expandable tubulars in wellbores

Sand control screen assembly and treatment method using the same

Sand control screen assembly and treatment method using the same

Annular isolators for expandable tubulars in wellbores

Expandable well screen

Methods of fabricating a thin-wall expandable well screen assembly

Annular isolators for tubulars in wellbores

Expandable sand control screen and method for use of same

Wellbore equipment positioning apparatus and associated methods of completing wells

Annular isolators for expandable tubulars in wellbores

Annular isolators for expandable tubulars in wellbores

Annular isolators for expandable tubulars in wellbores

Annular isolators for expandable tubulars in wellbores

Apparatus for completing a subterranean well and associated methods

Gravel pack apparatus

Gravel pack apparatus

Mechanical connection between base pipe and screen and method for use of the same

Method of using a retrievable screen apparatus

Screened well drainage pipe structure with sealed, variable length labyrinth inlet flow control apparatus

Methods of fabricating a thin-wall expandable well screen assembly

Proppant containment apparatus

Screen jacket assembly connection and methods of using same

System and method for thermal change compensation in an annular isolator

Expandable sand control screen assembly having fluid flow control capabilities and method for use of same

Pack-off device for use in a wellbore having a packer assembly located therein

Tortuous path sand control screen and method for use of same

Apparatus for completing a subterranean well and associated methods

Apparatus for completing a subterranean well and associated methods

Methods of completing a subterranean well

Progressive gap sand control screen and process for manufacturing the same

Gravel pack apparatus

Expandable well screen

System and method for creating a fluid seal between production tubing and well casing

Tubular filtration apparatus

Methods of completing a subterranean well

Retrievable torque-through packer having high strength and reduced cross-sectional area

High flow rate formation fracturing and gravel packing tool and associated methods

Retrievable torque-through packer having high strength and reduced cross-sectional area

Proppant containment apparatus and methods of using same

Retrievable screen apparatus and methods of using same

Screen jacket assembly connection and methods of using same

Mechanical connection between base pipe and screen and method for use of the same

Well completion tool having pressure relief capability incorporated therein and associated method

System and method for fluid control in expandable tubing

HALLIBURTON ENERGY SERVICES INC

Downhole ball valve

Erosion reduction in subterranean wells

BRISCO DAVID P

Running tool for expandable liner hanger and associated methods

OTIS ENG CO

Well apparatus