DH

David J. Hanlon

HA Halliburton: 7 patents #85 of 857Top 10%
TT Tetra Technologies: 4 patents #18 of 71Top 30%
SP Southern Clay Products: 2 patents #10 of 32Top 35%
Overall (All Time): #390,047 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6036937 Method for producing zinc bromide Weyman H. Dunaway, Lyle H. Howard, Jeffrey McKennis, Raymond D. Symens 2000-03-14
5951954 Method for manufacturing clear brine fluids from impure zinc feedstock Russell A. Fisher, Paul O. Wayland 1999-09-14
5907908 Dehumidifying pouch Joaquin P. Cunanan, David Prince Heaner 1999-06-01
5891225 Method for applying halide brines to surfaces Surendra K. Mishra, Nam-Sook Bae 1999-04-06
5266538 Method for preparing high solids bentonite slurries Milburn I. Knudson, Jr., Paul W. Carroll, William R. Menking, Patricia M. Lewis 1993-11-30
5248641 Process for producing bentonite clays exhibiting enhanced solution viscosity properties Patricia M. Bauer, William R. Menking 1993-09-28
4767550 Vicinal diol containing monomers and polymers and methods of treating a subterranean formation Marlin D. Holtmyer, Mike Conway, Charles V. Hunt 1988-08-30
4730081 Vicinal diol containing monomers and methods of preparing Marlin D. Holtmyer, Mike Conway, Charles V. Hunt 1988-03-08
4664713 Composition for and method of altering the permeability of a subterranean formation Stephen W. Almond 1987-05-12
4609475 Method of improving the permeability of a subterranean formation by removal of polymeric materials therefrom J. Michael Wilson, Jimmie D. Weaver 1986-09-02
4606772 Composition for and method of altering the permeability of a subterranean formation Stephen W. Almond 1986-08-19
4524829 Method of altering the permeability of a subterranean formation Stephen W. Almond 1985-06-25
4460751 Crosslinking composition and method of preparation Stephen W. Almond 1984-07-17