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Buras

Kenneth J. Buras, Spring, TX US

Patent application numberDescriptionPublished
20100235983Pop-Up Stopper Assembly - A stopper assembly installable inside an existing drain without tools, the stopper assembly having a base, a spring assembly, a traveler and a plurality of sealing rings. At least one sealing ring is desirably disposed around a lower portion of the base and frictionally engages an inside wall of the existing drain. Another sealing ring is desirably disposed around the traveler and frictionally engages an inside wall of the base when the traveler is disposed in the closed position relative to the base. A relatively wide flange disposed at the top of the base desirably extends radially beyond the periphery of the existing drain fixture,09-23-2010

Paul Buras, Houston, TX US

Patent application numberDescriptionPublished
20090012214Performance Grade Asphalt Composition and Method of Production Thereof - An asphalt material having improved paving characteristics and processes for its preparation. An asphalt base material is heated in a mixing chamber to a temperature sufficient to melt the asphalt so that it can be stirred. A water-insoluble heavy metal soap is incorporated into the chamber in an amount effective to reduce the PAV-DSR temperature of the asphalt base material by an incremental amount of at least 1° C. Thereafter, the asphalt material is recovered from the mixing chamber to provide an asphalt product containing the heavy metal soap which exhibits a PAV-DSR temperature which is less than the PAV-DSR temperature for the corresponding base material without the addition of the heavy metal soap. The water-insoluble soap is a C01-08-2009

Paul J. Buras, Lyon FR

Patent application numberDescriptionPublished
20110015311ASPHALT COMPOSITIONS AND THE PREPARATION THEREOF - Asphalt compositions and methods of forming such are described herein. The asphalt compositions and methods of forming such are generally adapted to enable open air processing while producing asphalt compositions that exhibit properties capable of meeting SUPERPAVE™ specifications.01-20-2011

Paul J. Buras, Houston, TX US

Patent application numberDescriptionPublished
20090143504Bitumen/Rubber Compositions Crosslinked with Polythiomorpholines, Polysulfides and/or Mercaptobenzimidazole - Asphalt and elastomeric polymer compositions crosslinked with mixed polythiomorpholines or at least one alkyl polysulfide can give polymer modified asphalts (PMAs) with improved properties and/or reduced H06-04-2009
20090149577Using Excess Levels of Metal Salts to Improve Properties when Incorporating Polymers in Asphalt - In methods of preparing asphalt and elastomeric polymer compositions such as polymer modified asphalt (PMA), it has been discovered that the compatibility can be improved by adding excess amounts of certain organic and inorganic metal salts beyond the proportions normally used. Suitable metal salts may be metal oxides that include, but are not necessarily limited to, zinc oxide, calcium oxide, and the like. The method of the invention also permits asphalt modified with other polymers such as ground tire rubber (GTR) to have improved compatibility. Additionally, the use of excess amounts of these metal salts helps control gel formation.06-11-2009

Paul J. Buras, W. University Place, TX US

Patent application numberDescriptionPublished
20090182072Use of Zinc Oxide to Improve Compatibility of Polymer Modified Asphalt Crosslinked with Phenol Aldenyde Resin - In methods of preparing asphalt and elastomeric polymer compositions crosslinked with phenol aldehyde resins and sulfur, such as polymer modified asphalt (PMA), it has been discovered that the MP1 compatibility may be improved by adding certain ionic metal salts. Suitable ionic metal oxides include, but are not necessarily limited to, zinc oxide, cadmium oxide, and the like. Acceptable elastomeric polymers include, but are not necessarily limited to, styrene-butadiene copolymers. Additional sulfur-containing crosslinkers may also be used.07-16-2009

Paul J. Buras, West University Place, TX US

Patent application numberDescriptionPublished
20110269877ASPHALT COMPOSITIONS AND THE PREPARATION THEREOF - Asphalt compositions and methods of forming such are described herein. The asphalt compositions and methods of forming such are generally adapted to enable open air processing while producing asphalt compositions that exhibit properties capable of meeting SUPERPAVE™ specifications.11-03-2011

William R. Buras, Friendswood, TX US

Patent application numberDescriptionPublished
20110178569STIMULATING CRANIAL NERVE TO TREAT PULMONARY DISORDER - Systems and methods to treat a pulmonary disorder are provided. A particular method includes positioning an electrode in a patient's body at a location proximate a branch of a vagus nerve. The branch of the vagus nerve includes at least one of a bronchial branch of the vagus nerve and a pulmonary plexus. The method also includes activating the electrode such that energy is delivered from the electrode to the branch of the vagus nerve so as to block intrinsic neural activity in the branch of the vagus nerve to treat the pulmonary disorder.07-21-2011