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Earth Boring, Well Treating, And Oil Field Chemistry > Earth Boring > Contains Organic Component > Organic Component Is Carbohydrate Or Derivative Thereof (e.g., Sugar Or Gum, Such As Galactomannan, Xanthan, Etc.) Or Carboxylic Acid Ester Of An Alcohol Which Has Five Or More Hydroxy Groups Bonded Directly To Carbons Organic Component Is Carbohydrate Or Derivative Thereof (e.g., Sugar Or Gum, Such As Galactomannan, Xanthan, Etc.) Or Carboxylic Acid Ester Of An Alcohol Which Has Five Or More Hydroxy Groups Bonded Directly To CarbonsOrganic Component Is Carbohydrate Or Derivative Thereof (e.g., Sugar Or Gum, Such As Galactomannan, Xanthan, Etc.) Or Carboxylic Acid Ester Of An Alcohol Which Has Five Or More Hydroxy Groups Bonded Directly To Carbons patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.09/14/06 - 20060205604 - Membrane forming in-situ polymerization for water based drilling fluids A method of increasing shale formation stability with a water based drilling fluid, the method including: delivering to the shale formation a drilling fluid formulated to include an aqueous fluid; a first reactant which is a soluble monomer, oligomer, or polymer with exposed ketone, aldehyde, or aldol groups or with ... 08/10/06 - 20060178274 - Wellbore treatment fluids having improved thermal stability Aqueous wellbore treatment fluids having improved thermal stability are provided. The wellbore treatment fluids comprise at least one polysaccharide and an effective amount of at least one polyacrylamide to maintain its stability at a temperature greater than about 250° F. A formate compound is not required to achieve high-temperature stability ... 08/10/06 - 20060178273 - Methods and compositions for improving the thermal stability of aqueous polymeric wellbore treatment fluids Methods of improving the thermal stability of an aqueous wellbore treatment fluid are provided. The wellbore treatment fluid comprises at least one polysaccharide and an effective amount of at least one polyacrylamide to maintain its stability at a temperature greater than about 250° F. A formate compound is not required ... 07/06/06 - 20060148654 - Compounded hydrocarbon oil and oil base drilling fluids prepared therefrom The invention discloses a compounded hydrocarbon oil which comprises a base hydrocarbon oil, preferably a mixture of paraffinic hydrocarbons, propylene carbonate, and a liquid fatty acid containing at least 12 carbon atoms per molecule, preferably tall oil fatty acid. The volume ratio of propylene carbonate to liquid fatty acid is ... 05/25/06 - 20060111246 - Aqueous storable cement spacer system A storable cement system comprises a suspending agent, a cement spacer and water. The composition may further optional contain a surfactant and/or an organic solvent and/or a weighting material. The suspending agent is preferably a carrageenan or scleroglucan. The cement system may be stored for an extended period of time ... 04/13/06 - 20060079406 - Method of increasing the low shear rate viscosity of well drilling and servicing fluids containing calcined magnesia bridging solids, the fluids and methods of use The invention provides well drilling and servicing fluids, and methods of drilling, completing, or working over a well therewith, preferred fluids comprise an aqueous liquid, a water soluble polymer viscosifier (preferably xanthan gum), a polymeric fluid loss control additive (preferably a partially depolymerized partially crosslinked hydroxyalkyl ether derivative of starch ... 04/13/06 - 20060079405 - Well drilling and servicing fluids with magnesia bridging solids and methods of drilling, completing and working over a well therewith The invention provides well drilling and servicing fluids, and methods of drilling, completing, or working over a well therewith, preferred fluids comprise an aqueous liquid, a water soluble polymer viscosifier (preferably xanthan gum), a polymeric fluid loss control additive (preferably a partially depolymerized partially crosslinked hydroxyalkyl ether derivative of starch ... 03/30/06 - 20060068994 - Fast hydrating guar powder, method of preparation, and methods of use A guar or a guar derivative powder having a D50 particle size of less than 40μ which reaches at least 70% hydration within 60 seconds at about 21° C., is disclosed. It has been found that the improved hydration can be seen at temperatures as low as 0.6° C. The ... 01/12/06 - 20060009364 - Viscous oleaginous fluids and methods of drilling and servicing wells therewith The invention provides (1) a method of increasing the thermal stability of an oleaginous liquid containing a high surface area silica viscosifier therein by adding a water soluble biopolymer thereto; and (2) a drilling, completion, workover, or well servicing fluid comprising an oleaginous liquid, a water soluble biopolymer, and a ... 07/28/05 - 20050164892 - Galactomannan compositions and methods for making and using same The present invention relates to a method for depolymerizing galactomannan and derivatives thereof. The present invention relates to compositions comprising galactomannan and derivatives thereof prepared according to the methods of this invention and uses for the compositions. The present invention also relates to compositions comprising hydroxypropylgalactomannan having a specific polydispersity ... ### FreshPatents.com Support |