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Doster

Meghan E. Doster, Belle River CA

Patent application numberDescriptionPublished
20110282087Regioselective catalytic conversion of hydrocarbons to versatile synthetic reagents via C-H bond functionalization - The present invention provides a novel and improved method of functionalizing a C—H bond of an arene compound comprising the step of reacting an organometallic compound having a group 14 element with the arene compound having at least one hydrogen bonded to a carbon in the presence of a catalyst.11-17-2011

Michael L. Doster, Janabiyah BH

Patent application numberDescriptionPublished
20100219000IMPREGNATION BIT WITH IMPROVED CUTTING STRUCTURE AND BLADE GEOMETRY - A rotary drag bit for drilling subterranean formations and a method of forming a rotary drag bit for drilling subterranean formations comprising a bit body having a face extending from a centerline to a gage; a plurality of blades on the face generally extending radially outwardly toward the gage; and a plurality of discrete impregnated cutting posts; wherein each discrete impregnated cutting post extends outwardly from an associated one of the plurality of blades; and wherein each discrete impregnated cutting post angles generally towards a front edge of the associated blade of the discrete impregnated cutting post and generally towards the direction of rotation of the rotary drag bits. The rotary drag bit may further comprise a plurality of matrix pockets disposed on the plurality of blades, wherein the discrete impregnated cutting posts may be housed within one of the plurality of matrix pockets.09-02-2010

Wilfried Doster, Waldstetten DE

Patent application numberDescriptionPublished
20110278089Steering gear - Disclosed is a steering gear for a power steering system of a vehicle, comprising a component that is mounted axially displaceably in a housing of the steering gear, a tie rod fixed in an articulated manner on at least one axial end of the component by way of a joint, wherein a rotational center of the joint is disposed on a radially directed adapter part laterally offset with respect to a central longitudinal axis of the axially displaceable component, and the adapter part is fixed to the axially displaceable component by way of a shaft-hub connection, which is fastened on the axial end of the axially displaceable component using a nut on an external thread so as to provide a steering gear that has a high-strength, play-free connection between the axially displaceable component thereof and the adapter part, and which is easy to produce, the shaft-hub connection being formed by a play-free, conical serrated connection.11-17-2011