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| Number | Title | Issue Date |
| 8030389 | Thermal insulation composition A thermal insulation composition comprising: aqueous base; one or more primary viscosifier comprising a quantity of clay; and, an amount of one or more polymeric viscosifier comprising sulfonate moiety. ... | 10/04/2011 |
| 7977281 | Methods for minimizing the amount of graphite particles used during drilling operations Methods for minimizing the amount of graphite particles used during drilling operations, the methods comprise performing drilling operations using a drilling fluid system having effective rheological and fluid loss control properties, the drilling fluid system compr... | 07/12/2011 |
| 7977280 | Process for minimizing breaking of emulsion type drilling fluid systems, emulsion type drilling fluid systems, and spotting fluids A process for minimizing breaking of an emulsion type drilling fluid system comprising one or more fibrous lost circulation material, the process comprising: determining the water retention value of one or more candidate fibrous lost circulation materials; and, form... | 07/12/2011 |
| 7867382 | Processing unconventional and opportunity crude oils using one or more mesopore structured materials A process for removing contaminants and breaking emulsions in a feedstream comprising a crude source composition comprising unconventional or opportunity crude oil, the process comprising: providing the feedstream comprising the crude source composition comprising u... | 01/11/2011 |
| 7862414 | Golf course communication system and method A golf course (10) having a plurality of wireless access points (18) disposed within or near the outer periphery (11) of that golf course can offer communications regarding golf course infrastructure information as well as supporting subscriber ... | 01/04/2011 |
| 7651980 | High temperature filtration control using water based drilling fluid systems comprising water soluble polymers A method and drilling fluid system for providing filtration control during drilling operations using a drilling fluid system comprising water soluble polymer comprising acrylamide monomer, the method comprising: providing a drilling fluid system having effective rhe... | 01/26/2010 |
| 7205438 | Solvent recovery blends from diene production A diene production stream comprising a solvent recovery blend from diene production comprising one or more fouling agent, one or more extractive distillation solvent, and from about 1 ppm to about 1000 ppm of N,N-disubstituted amide. ... | 04/17/2007 |
| 7148183 | Surfactant-polymer composition for substantially solid-free water based drilling, drill-in, and completion fluids Water based drilling, drill-in, and completion fluids comprising surfactant-polymer blends that are effective to generate effective rheology comprising low shear rate viscosity and effective fluid loss control properties. The water based fluids preferably are substa... | 12/12/2006 |
| 7135589 | Bridged monomers Liquid crystal monomers and secondary monomers useful to blend with liquid crystal monomers to maintain a nematic state under processing conditions while maintaining low cure shrinkage, particularly suitable for use in dental resin composites. ... | 11/14/2006 |
| 7108801 | Methods and blends for controlling rheology and transition temperature of liquid crystals A method for producing a blend comprising randomly substituted mesogens comprising: providing one or more platform molecules have the following general structure: wherein at least one member selected from the gro... | 09/19/2006 |
| 7098359 | Mesogens and methods for their synthesis and use New, efficient methods for making novel platform molecules and polymerizable mesogens are provided, as well as the novel mesogens and methods of using same. ... | 08/29/2006 |
| 7094360 | Resin blends and methods for making same A resin blend and method of producing the resin blend, the resin blend comprising one or more first liquid crystal monomer at a ratio to one or more secondary monomer, said secondary monomer and said ratio being adapted to maintain said resin blend in a nematic liqu... | 08/22/2006 |
| 7094358 | Ultra-low shrinkage composite resins based on blended nematic liquid crystal monomers Resin blends comprising liquid crystal monomers and secondary monomers useful to blend with liquid crystal monomers to maintain a nematic state under processing conditions while maintaining low cute shrinkage, particularly suitable for use in dental resin composites... | 08/22/2006 |
| 7087555 | Drilling fluids comprising sized graphite particles Drilling fluid systems, graphite particle mixtures, and methods for use thereof including: (a) drilling fluid systems having effective rheology and lubricity properties comprising a suspension of graphite particles having a particle size distribution sufficient to p... | 08/08/2006 |
| 7067460 | Organofunctional compounds for shale stabilization of the aqueous dispersed phase of non-aqueous based invert emulsion drilling system fluids Invert emulsion drilling system fluids comprising an oleaginous continuous phase and a non-oleaginous dispersed phase, the dispersed phase comprising organofunctional compound(s) effective to provide shale inhibition. The organofunctional compound(s) may be used eit... | 06/27/2006 |
| 7052736 | Method for depositing coatings on the interior surfaces of tubular structures A method is disclosed for substantially uniformly coating an interior surface of a ferromagnetic tubular structure such as a ferromagnetic tube having a high aspect ratio. The method entails inducing a magnetic field of a given magnitude within the tubular structure... | 05/30/2006 |
