Paul M. McElfresh

City:

Spring, Texas

Country:

United States

Published Applications:

Last publication date:

2010-09-23

Top Assignees for applications by Paul M. McElfresh

The entities that hold a legal rights for patent applications filed by inventor McElfresh Paul M.:

BAKER HUGHES INCORPORATED 5 Houston, TX United States
AKZO NOBEL N.V. 1 Arnhem, Netherlands

Recent patent applications by McElfresh Paul M.

Paul M. McElfresh from Spring, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2010-09-23

US20100236794A1

Fixed constructions

Downhole sealing devices having a shape-memory material and methods of manufacturing and using same

#2 | 2010-04-15

US20100089565A1

Fixed constructions

Shape memory polyurethane foam for downhole sand control filtration devices

#3 | 2009-09-10

US20090223678A1

Fixed constructions

Heat generator for screen deployment

#4 | 2009-04-02

US20090084539A1

Fixed constructions

Downhole sealing devices having a shape-memory material and methods of manufacturing and using same

#5 | 2008-08-07

US20080185146A1

Fixed constructions

Reduced friction pressure gravel pack slurry

#6 | 2006-12-07

US20060272805A1

Fixed constructions

Formation and control of gas hydrates

#7 | 2006-02-09

US20060027369A1

Chemistry; metallurgy

Additives for hydrate inhibition in fluids gelled with viscoelastic surfactants

#8 | 2006-02-07

US10602230

Composition and method for diversion agents for acid stimulation of subterranean formations

#9 | 2005-06-16

US20050126778A1

Chemistry; metallurgy

Hydraulic fracturing using non-ionic surfactant gelling agent

InventorID:

3838046 ⎘