1
David E White, Michael A Pikulin, Thomas P Gandck, William H Friend: Pulp bleaching reactor for dispersing high consistency pulp into a gaseous bleaching agent containing ozone. Union Camp Patent Holding, Pennie & Edmonds, January 26, 1999: US05863389 (29 worldwide citation)

An apparatus for delignifying and bleaching a lignocellulosic pulp without the use of elemental chlorine. The bleaching reactor is a horizontal vessel having a central rotatable shaft which preferably contains paddles, cut and folded screw flights or a ribbon flight, to disperse and advance the pulp ...


2
David E White: Recycling container. July 14, 1992: US05129543 (15 worldwide citation)

A recycling container is provided with an outer container formed with a flase bottom for supporting four inner containers for respectively receiving three different recyclables and the regular garbage of a family's refuse. The inner containers, which are of different sizes, have shapes complementary ...


3
David E White, Michael A Pikulin, Thomas P Gandek, William H Friend: Method of bleaching high consistency pulp with ozone. Union Camp Patent Holdings, Pennie & Edmonds, December 29, 1992: US05174861 (13 worldwide citation)

A method for delignifying and bleaching a lignocellulosic pulp with a gaseous bleaching agent in a reactor without the use of elemental chlorine. The bleaching reactor is a horizontal vessel having a central rotatable shaft which preferably contains paddles, cut and folded screw flights or a ribbon ...


4
David E White, Michael A Pikulin, Thomas P Gandek, William H Friend: Reactor for bleaching high consistency pulp with ozone. Union Camp Patent Holdings, Pennie & Edmonds, January 26, 1993: US05181989 (13 worldwide citation)

An apparatus for delignifying and bleaching a lignocellulosic pulp without the use of elemental chlorine. The bleaching reactor is a horizontal vessel having a central rotatable shaft which preferably contains paddles, cut and folded screw flights or a ribbon flight, to disperse and advance the pulp ...


5
Bruce F Griggs, Thomas P Gandek, Michael A Pikulin, Allen Rosen, Stuart T Terrett, Spencer W Eachus, David E White, William H Friend, Omar F Ali: Process for ozone bleaching of oxygen delignified pulp while conveying the pulp through a reaction zone. Union Camp Patent Holding, Pennie & Edmonds, April 25, 1995: US05409570 (7 worldwide citation)

A process for delignifying and bleaching a lignocellulosic pulp without the use of elemental chlorine or chlorine-containing compounds by oxygen delignifying the pulp to a K No. of about 14 or less and a viscosity of greater than about 10 cps and thereafter further delignifying the partially deligni ...


6
David E White, Michael A Pikulin, Thomas P Gandek, William H Friend, Stuart T Jones: Apparatus for bleaching high consistency pulp with ozone. Union Camp Patent Holding, Pennie & Edmonds, May 28, 1996: US05520783 (3 worldwide citation)

An apparatus and method for bleaching high consistency lignocellulosic pulp using ozone supplied in an ozone containing gas. The bleaching reactor apparatus according to the invention is a generally cylindrical vessel itself being rotatable or with a rotatable shaft having radially extending paddles ...


7
Paul D Carey, Stanley J Cutts, John S Heath, David E White, David A Evans: Disk cartridge having a flexible disk storage medium and a disk file including such a cartridge. International Business Machines Corporation, James M Thomson, April 21, 1987: US04660117 (2 worldwide citation)

A disk cartridge file employs a cartridge which is a rigid enclosure containing a flexible information storage disk mounted on a drive hub. One wall of the cartridge comprises a central hub drive aperture and an arcuate radially extending access slot for a read/write transducer. In operation, the di ...


8
David E White, Michael A Pikulin, Thomas P Gandek, William H Friend: Reactor for bleaching high consistency pulp with ozone. Union Camp Patent Holding, Pennie & Edmonds, December 5, 1995: US05472572 (1 worldwide citation)

An apparatus and method for bleaching high consistency lignocellulosic pulp using ozone supplied in an ozone containing gas. The bleaching reactor apparatus according to the invention is a generally cylindrical vessel with a rotatable shaft having radially extending paddles arranged in a configurati ...


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Brian M Stoltz, Scott C Virgil, David E White, Taiga Yurino, Yiyang Liu, Douglas C Behenna, Douglas Duquette, Christian Eidamshaus: Quaternary heteroatom containing compounds. California Institute of Technology, Foley Hoag, July 31, 2018: US10035769

The invention provides heterocyclic compounds with quaternary centers and methods of preparing compounds. Methods include the method for the preparation of a compound of Formula (II): comprising treating a compound of Formula (I): with a transition metal catalyst and under alkylation conditions as v ...