Pierre Berger, Christian DE Choudens, Gerard Lombardo, Pierre Monzie: Method and apparatus for grinding chips into paper pulp. Haseltine Lake & Waters, May 9, 1978: US04088528 (25 worldwide citation)

In the continuous production of paper pulp from ligno-cellulose raw material, the raw material is subjected to grinding and/or delignification by passing it in the form of small pieces between interpenetrating helicoidal surfaces driven synchronously in rotation inside a casing. The pitch of the hel ...

Kaule Wittich, Stenzel Gerhard, Schwenk Gerhard: Security paper and method for its manufacture.. Gao Ges Automation, December 15, 1982: EP0066854-A1 (25 worldwide citation)

1. A security paper having threads or fibers embedded in the paper pulp and made of cellulose acetate containing a luminescent substance in even distribution, characterized in that the luminescent substance is a lanthanide chelate showing narrow-band luminescence.

Kenneth M Dewing: Animal bedding nodules mode from paper pulp and method of making the same. Endurequest Corporation, Christie Parker & Hale, May 11, 1993: US05209186 (25 worldwide citation)

Described herein is a method of producing nodules from paper pulp. The method includes partially dewatering the paper pulp and tumbling the partially dewatered pulp in an externally heated enclosure until the nodules are formed. Additives may be added to the pulp prior to tumbling.

Evren Eryurek, Kadir Kavaklioglu: Control system using process model. Fisher Rosemount Systems, Westman Champlin & Kelly P A, August 3, 2004: US06772036 (24 worldwide citation)

A control system is provided for controlling a process for making paper or paper pulp. The process has a process product output at an end of the process. The controls include a process variable sensor input configured to receive a process variable related to the process. The controller is configured ...

Thomas R Delcourt: Varying annular fluidization zone for increased mixing efficiency in a medium consistency mixer. Kamyr, Nixon & Vanderhye, January 3, 1995: US05378321 (24 worldwide citation)

Medium consistency (e.g. about 5-18%) paper pulp is mixed with a treatment fluid by fluidizing them while subjecting them to a constantly changing shear field in radial and axial planes. This is accomplished by providing a mixer rotor having a constantly varying cross-section along a dimension of el ...

William C Floyd, Nolan Thompson, Louis R Dragner: Paper making process utilizing a reactive cationic starch composition. Omnova Solutions, Robert F Rywalski, Daniel J Hudak, October 16, 2001: US06303000 (24 worldwide citation)

A method for manufacturing paper with improved strength by introducing into the paper pulp in the wet end of a paper making process an aqueous starch dispersion of a gelatinized cationic starch and a blocked glyoxal resin.

Johan Gullichsen: Combined fluidizing and vacuum pump. Kamyr, Nixon & Vanderhye, October 11, 1988: US04776758 (24 worldwide citation)

A pump for medium consistency suspensions (e.g. 6-15%), such as paper pulp, simultaneously pumps and degasses the suspension. A common shaft mounts a fluidizing impeller and a vacuum pump impeller and a common wall with gas exhaust passageways is disposed between the fluidizing pump housing and vacu ...

Martin C Riddell, Ian M Waring: Paper manufacture employing filler and acrylamide polymer conglomerates. Martin Clark Riddell, Finnegan Henderson Farabow & Garrett, January 1, 1980: US04181567 (24 worldwide citation)

A method of increasing the amount of mineral filler which can be contained in filled paper sheet produced on a papermaking machine without consequentially reducing the mechanical properties such as the tensile strength of the paper sheet comprises incorporating the mineral filler into the paper pulp ...

George Trezek, Martin Stanczyk, Michael Grubbs: Polystyrene recycling process. WTE Corporation, Wolf Greenfield & Sacks, October 29, 1991: US05060870 (24 worldwide citation)

The invention comprises a method and apparatus for recycling foamed polystyrene from municipal solid waste and more particularly, from fast food restaurant waste. A steady stream of waste is delivered to a flail mill for reducing particle size, a rotary trommel for eliminating undersized waste and a ...

Hashida Miyoko, Abo Masanobu, Takamura Yukiko, Kirk Ole, Halkier Torben, Pedersen Sven, Patkar Shamkant Anant, Hansen Mogens Trier: Lipases from hyphozyma.. Novonordisk, April 19, 1995: EP0648263-A1 (24 worldwide citation)

The present invention relates to novel microorganisms and to novel enzymes obtainable therefrom. More specifically, the invention relates to a new species of the genus Hyphozyma, and to novel lipases obtainable therefrom. The invention also relates to a process for obtaining the enzymes, immobilized ...

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