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| Number | Title | Issue Date |
| 8178596 | Polyacrylamide delivery product The PAM delivery product is a solid form of polyacrylamide polymer (PAM). Among other things, the PAM delivery product can be used to prevent ruts formed during center-pivot irrigation, prevent erosion of irrigation ditches, clarify wastewater, and assist seed germi... | 05/15/2012 |
| 8076391 | Copolymer composition for particle aggregation A composition for erosion control, dust abatement, and/or water clarification comprising an anionic polyacrylamide, and at least one inorganic salt, wherein the combination of the anionic polyacrylamide and at least one inorganic salt form a molecule with a chain la... | 12/13/2011 |
| 7666923 | Compositions and methods for resisting soil erosion and fire retardation Compositions and methods for concomitantly resisting fire and soil erosion. The compositions comprise an aqueous mixture of a polymer mixed with an organic material. The polymer preferably comprises polyacrylamide or a copolymer of polyacrylamide having anionic func... | 02/23/2010 |
| 7504445 | Hydro-seeding mixture A hydro-seeding composition having the form of an aqueous mixture comprising a polyacrylamide polymer and seeds. The polyacrylamide polymer is a potassium anionic polymer salt or an ammonium anionic polymer salt, instead of a sodium-based polyacrylamide polymer. The... | 03/17/2009 |
| 7407993 | Compositions and methods for resisting soil erosion and fire retardation Compositions and methods for concomitantly resisting fire and soil erosion. The compositions comprise an aqueous mixture of a polymer mixed with an organic material. The polymer preferably comprises polyacrylamide or a copolymer of polyacrylamide having anionic func... | 08/05/2008 |
| 7303670 | Compositions, devices, and methods for use in environment remediation What is disclosed are compositions, devices, and methods for use in environmental remediation. The compositions are for use in a variety of environmental remediation barriers including fiber rolls, blankets, and berms. Applications for the use of the compositions, d... | 12/04/2007 |
| 7270879 | Particulate material containing thermoplastics and methods for making and using the same Disclosed herein is a particle comprising a particulate substrate; and a thermoplastic elastomer present on or in the substrate as an amount sufficient to improve the dust suppression of the particle above that which would occur if the thermoplastic elastomer was ab... | 09/18/2007 |
| 7244492 | Soluble fibers for use in resin coated proppant Coated particle substrates having a coating of resin and/or water soluble polymers and soluble, fibrous material are provided for use in subterranean formations. The coated particle substrate particles are typically proppants used to prop open subterranean hydrocarb... | 07/17/2007 |
| 7238733 | Storable water-silica suspensions and methods Storable water-silica suspensions and methods of cementing well bores are provided. The storable water-silica suspensions are basically comprised of water, silica and an effective amount of a suspending agent selected from the group consisting of colloidal materials... | 07/03/2007 |
| 7163966 | Superabsorbent polymer having increased rate of water absorption The invention relates to a superabsorbent polymer wherein an increased rate of water absorption is obtained by the addition of an encapsulated blowing agent. The invention relates to a superabsorbent polymer including an encapsulating blowing agent and having a vort... | 01/16/2007 |
| 7081270 | Method of chemical soil stabilization and dust control A heterogeneous mixture produced by blending aliphatic or cyclic organic compounds with carboxylic acids of chemical structure R—COOH and applied to soils in a manner to produce high levels of dust and erosion control, and soil stabilization. Alternatively, a hete... | 07/25/2006 |
| 7074266 | Method of chemical soil stabilization and dust control A heterogeneous mixture produced by blending aliphatic or cyclic organic compounds with carboxylic acids of chemical structure R-COOH and applied to soils in a manner to produce high levels of dust and erosion control, and soil stabilization. Alternatively, a hetero... | 07/11/2006 |
| 7059805 | Process for environmental pacification of drill cuttings The process for environmental pacification of drill cuttings which contain drilling fluid residue is characterized by mixing said cuttings with dehydrated limestone coke ash in the presence of water. Upon mixing the drilling fluid residue becomes entrapped into a no... | 06/13/2006 |
| 7029559 | Proton exchange composite membranes, composite solutions, and method for manufacturing and fuel cell using the same An ion exchange composition membrane is made up of dispersed natural clay and/or organized clay in ion conducting polymeric film as a methanol barrier material. The membrane exhibits low methanol crossover, high proton conductivity and is thus suitable for use in di... | 04/18/2006 |
| 7021864 | Soil binding and revegetation compositions and methods of making and using such compositions Soil binding and revegetation compositions useful for stabilizing soil and promoting vegetation or revegetation of soil comprise water, an endosperm, an iron compound, a strong base, and a fibrous material comprising at least two different types of fibers. The endos... | 04/04/2006 |
| 7005459 | Desiccant entrained polymer The present invention includes a composition having a co-continuous interconnecting channel morphology. These co-continuous interconnecting channels are predominately occupied with a polymer and particles that control the percolation through the composition. The par... | 02/28/2006 |
| 6987082 | Controlled release products and processes for the preparation thereof A controlled release product is provided having a suppressed initial release period and a predetermined longevity. The product includes a particulate water soluble core material and a semi-permeable coating layer applied on the core material for controlling the rele... | 01/17/2006 |
| 6846858 | Artificial soil composition and methods of its making and use A composition or composite structure having an appearance of soil or a soil mixture and method of making and using the composition are disclosed. The composition comprises a mixture of cellulose particles and a binding adhesive. The mixture of cellulose particles ma... | 01/25/2005 |
| 6835761 | Soil formulation for resisting erosion Compositions and method for resisting soil erosion. The compositions comprise either an aqueous mixture of a polymer mixed with an organic material or, alternatively, a polymer and organic material that can be mixed in water. The polymer preferably comprises polyacr... | 12/28/2004 |
| 6824326 | Construction materials products and soil stabilization using vegetable oil and method of producing the same A composition including a vegetable oil and a structural material selected from a group comprising soil, sand, bitumen, asphalt, and concrete. The polymerized vegetable oil being substantially within a range of 2%-20% by weight of the structural material. ... | 11/30/2004 |
| 6656994 | Use of polysulfide-free preparations as an additive for loam or clay-based construction materials The use is described of polysulfide-free preparations comprising, based on solids content, from 40 to 99.5% by weight of at least one water-dispersible copolymer and from 0.5 to 10% by weight of at least one alkoxylated ionic or nonionic emulsifier, as ad... | 12/02/2003 |
| 6656882 | Controlled release products and processes for the preparation thereof A controlled release product is provided having a suppressed initial release period and a predetermined longevity. The product includes a particulate water soluble core material and a semi-permeable coating layer applied on the core material for controlli... | 12/02/2003 |
| 6632527 | Composite proppant, composite filtration media and methods for making and using same Composite particles made of a binder and filler material are provided for use in subterranean formations. The filler is finely divided mineral and optional fiber. The particles are proppants useful to prop open subterranean formation fractures. The partic... | 10/14/2003 |
| 6610282 | Polymeric controlled release compositions Disclosed are compositions containing biologically active compounds that slowly release the biologically active compound. These compositions may be directly incorporated into the locus to be protected or may be applied to a structure in a coating.... | 08/26/2003 |
| 6607035 | Preventing flow through subterranean zones The present invention provides methods of preventing the flow of water or gas or both through a subterranean zone having a high temperature and a depth such that a long pumping time is required to place a sealing composition therein. The methods basically... | 08/19/2003 |
| 6586497 | Transport of solid particulates A method is provided for incorporating a foaming agent into mixtures of particulates and then forming a foam within the mixture to increase the flowability of the particulates. A method is also provided for excavating solid particulates, incorporating a f... | 07/01/2003 |
| 6562941 | Process for production of polyasparagine and the high nitrogen content polymer formed thereby A method for the production of polyasparagine is provided wherein the polyasparagine is prepared by ammonolysis of polysuccinimide in liquid ammonia, acting both as a solvent and as a reactant, wherein the polysuccinimide can be any polysuccinimide, such ... | 05/13/2003 |
| 6562882 | Soil formulation for resisting erosion Compositions and method for resisting soil erosion. The compositions comprise either an aqueous mixture of a polymer mixed with an organic material or, alternatively, a polymer and organic material that can be mixed in water. The polymer preferably compri... | 05/13/2003 |
| 6528157 | Proppants with fiber reinforced resin coatings Coated particles made of particulate substrates having a coating of resin and fibrous material are provided for use in subterranean formations. The coated substrate particles are proppants useful to prop open subterranean formation fractures. The coated s... | 03/04/2003 |
| 6486231 | Co-continuous interconnecting channel morphology composition The present invention includes a composition having a co-continuous interconnecting channel morphology. These co-continuous interconnecting channels are predominately occupied with a polymer and particles that control the percolation through the compositi... | 11/26/2002 |
| 6406789 | Composite proppant, composite filtration media and methods for making and using same Composite particles made of a resin and filler material are provided for use in subterranean formations. The filler is finely divided mineral and optional fiber. The particles are proppants useful to prop open subterranean formation fractures. The particl... | 06/18/2002 |
| 6387986 | Compositions and processes for oil field applications Encapsulated crosslinking agents and gel-forming compositions are provided that can be utilized in oil field applications. Processes for producing said encapsulated crosslinking agents and said gel-forming compositions are also provided. In addition, a pr... | 05/14/2002 |
| 6316520 | Monolithic polymer composition having a releasing material The present invention includes processes and resulting structures for producing a modified polymer having interconnecting channels. The interconnecting channels act as controlled transmission passages through the polymer. A hydrophilic agent is blended in... | 11/13/2001 |
| 6297295 | Transport of solid particulates A method is provided for incorporating a foaming agent into mixtures of particulates and then forming a foam within the mixture to increase the flowability of the particulates. A method is also provided for excavating solid particulates, incorporating a f... | 10/02/2001 |
| 6270291 | Method for applying plastic soil mulch A method for applying liquid plastic polymers to soil surfaces in order to form a continuous membrane film for soil mulch. The plastic mulch is useful for enhancing crop production, disinfestation of soil by solarization and prevention of soil erosion. Ad... | 08/07/2001 |
| 6235809 | Multi-functional additive for use in well cementing This invention relates to a cement composition for cementing oil, gas and geothermal wells comprising: a cement; and an additive comprising a blend of a sodium silicate; water; a carrageenan suspending agent; a sodium polyacrylate; an AMPS terpolymer; a d... | 05/22/2001 |
| 6207808 | Catalytic method for the preparation of lignin phenol surfactants in organic solvents A method of making surfactants from lignin is disclosed by reducing lignin in the presence of a metal oxide or iron based catalyst in an organic hydrogen donor solvent to produce lignin phenol and subjecting the lignin phenol to one or a combination of se... | 03/27/2001 |
| 6156819 | Use of low- and high-molecular-weight polymers in well treatments An aqueous polymer composition containing water and hydrophilic polymers and a method for treating subterranean formations with the composition to reduce formation permeability. The hydrophilic polymers are a mixture of high-molecular-weight polymers havi... | 12/05/2000 |
| 6114410 | Proppant containing bondable particles and removable particles An improved proppant and a method of increasing the conductivity of the fractures of subterranean formations is described. The proppant contains a mixture of bondable particles and removable particles. The bondable particles within a subterranean formatio... | 09/05/2000 |
| 5990196 | Surface-layer structure of soil having weed emergence inhibitor activity and method of weed emergence inhibition The present invention provides a ground surface structure for prevention of weed growing. The structure includes a germination-preventing sheet (2) resistant to penetration of buds of a plant and laid over the surface of a selected ground (1). The structu... | 11/23/1999 |
