Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Inventor: Crown; Curtis W. Address: Tulsa, OK No. of patents: 1 Patents: Patent Number Title Of Patent Date Issued 5259455 Method of using borate crosslinked fracturing fluid having increased temperature range November 9, 1993 The present invention extends the temporary temperature range for the use of magnesium oxide-delayed borate-cross linking of a galactomannan gum fracturing fluid by adding fluoride ion which precipitates insoluble magnesium fluoride. Alternatively, a chelant for the magnesium ion may be       Recently Added Patents Quick release lock Device for aggregating, translating, and disseminating communications within a multiple device environment Method and system for recognizing desired email Catheter assembly Rubber composition, process of preparing same and articles made therefrom Process for the removal of contaminants Optical device   Randomly Featured Patents Programmable logic array integrated circuit architectures Punching machine for making different products at the same step Plasma surface treatment system and plasma surface treatment method Molded electronic package and method of preparation Polyester polymerization catalyst, polyester produced by using the same, and process for producing polyester System for reconstituting, by filtering, an analog signal from a pseudo-analog signal Resin printing plate and preparation thereof Toner quantity measuring device, method of measuring toner quantity and image forming apparatus One dimensional measuring unit having a dielectric block Image processing apparatus with chrominance processing and luminance delay © 2006. PatentGenius. All Rights Reserved.