ALEXANDRIA, Va., Oct. 25 -- BASF, Ludwigshafen, Germany, has been assigned a patent (8,038,975) developed by Lars Wittenbecher, Mannheim, Germany, and Reinhold Goth, Ludwigshafen, Germany, for a "process for preparing crystalline hydroxylamine-O-sulfonic acid." The abstract of the patent published by the U.S. Patent and Trademark Office states: "A process for preparing crystalline hydroxylamine-O-sulfonic acid by a. reacting hydroxylamine or a hydroxylammonium salt with oleum/sulfuric acid or  more

ALEXANDRIA, Va., Oct. 25 -- BASF, Florham Park, N.J., has been assigned a patent (8,038,951) developed by four co-inventors for catalyst compositions. The co-inventors are Knut Wassermann, Princeton, N.J., Stephen Siemund, Pattensen, Germany, Michel Deeba, East Brunswick, N.J., and Harold Rabinowitz, Montclair, N.J. The abstract of the patent published by the U.S. Patent and Trademark Office states: "Provided are catalyst composites comprising: a catalytic material on a carrier, the catalytic  more

ALEXANDRIA, Va., Oct. 25 -- BASF, Ludwigshafen, Germany, has been assigned a patent (8,039,568) developed by Son Nguyen-Kim, Hemsbach, Germany, Gabi Winter, Ludwigshafen, Germany, and Matthias Laubender, Schifferstadt, Germany, for an "anionic ethyl methacrylate copolymers and use thereof." The abstract of the patent published by the U.S. Patent and Trademark Office states: "The present invention relates to copolymers which comprise ethyl methacrylate, at least one .alpha.,.beta.-ethylenicall  more

ALEXANDRIA, Va., Oct. 25 -- BASF, Ludwigshafen, Germany, has been assigned a patent (8,038,014) developed by Marc Bothe, Limburgerhof, Germany, Matthias Gerst, Neustadt, Germany, and Matthias Laubender, Schifferstadt, Germany, for a "use of an aqueous polymer dispersion as a binding agent for cellulose fibers and for the production of filter materials." The abstract of the patent published by the U.S. Patent and Trademark Office states: "The present invention relates to the use of an aqueous   more

ALEXANDRIA, Va., Oct. 25 -- BASF, Ludwigshafen, Germany, has been assigned a patent (8,038,974) developed by Andreas Deckers, Flomborn, Germany, and Thomas Schneider, Frankenthal, Germany, for an "aqueous solutions containing metal cyanide for cyanide leaching for the winning of gold and silver." The abstract of the patent published by the U.S. Patent and Trademark Office states: "The present invention relates to solutions comprising water and at least one metal cyanide, at least a part of th  more

ALEXANDRIA, Va., Oct. 25 -- BASF, Florham Park, N.J., has been assigned a patent (8,038,956) developed by Yuejin Li, Edison, N.J., for a "catalyzed soot filter manufacture and systems." The abstract of the patent published by the U.S. Patent and Trademark Office states: "Catalyzed soot filters comprising a wall flow monolith having microcracks and pores and a catalyst comprising support particles with particle sizes greater than about the size of the microcracks and less than about the size o  more

ALEXANDRIA, Va., Oct. 25 -- BASF, Florham Park, N.J., has been assigned a patent (8,038,954) developed by Yuejin Li, Edison, N.J., for a "CSF with low platinum/palladium ratios." The abstract of the patent published by the U.S. Patent and Trademark Office states: "An emission treatment system including a catalyzed soot filter comprising a wall flow monolith and a catalyst comprising at least two types of support particles is described. The first support particle contains at least a platinum c  more

ALEXANDRIA, Va., Oct. 25 -- BASF, Ludwigshafen, Germany, has been assigned a patent (8,038,950) developed by five co-inventors for a "fluidized-bed reactor for carrying out a gas-phase reaction." The co-inventors are Lothar Seidemann, Brussels, Belgium, Dieter Stuetzer, Dudenhofen, Germany, Thomas Grassler, Limburgerhof, Germany, Martin Karches, Neustadt, Germany, and Christian Schneider, Mannheim, Germany. The abstract of the patent published by the U.S. Patent and Trademark Office states: "  more