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Wolfgang Barnscheidt, Horst von Borries, Robert Rautenbach, August Schiffermuller, Hubert Zimmermann, Jean Pierre Lamort: Aerating apparatus. Feldmuele Aktiengesellschaft, E et M Lamort, Felfe & Lynch, January 26, 1988: US04721562 (27 worldwide citation)

The aeration of dispersions, especially the aeration of fiber suspensions in a flotation apparatus 1, is performed with a ring injector 2 to which air is delivered through air feed ducts 11 in the mixing section 4. The annular gap forming in the ring injector 2 is thus aerated inside and out. The ce ...


2
Jean P J Lamort: Apparatus for the purification of paper pulp. E et M Lamort, Darby & Darby, April 29, 1980: US04200537 (27 worldwide citation)

An apparatus for purifying paper pulp in the liquid state by screening. The apparatus comprising a cylindrical fixed screen disposed coaxially with a rotor within a housing. The rotor has longitudinal blades which, in section transverse to the rotor axis, have the general shape of an angle one side ...


3
Pierre Lamort: Method and device for preparation and primary separation of paper pulp. E et M Lamort, Darby and Darby, April 4, 1989: US04818339 (19 worldwide citation)

Method and device for preparation and primary separation of paper pulp in which the initial disintegration is produced in a primary pulper 1 of known type, the contents of the pulper, after this separation is discharged directly and discontinuously into a large-sized vat where it is stirred by an ag ...


4
Jean Pierre J Lamort: Turbines for fiber separation. E et M Lamort, Darby & Darby, August 26, 1986: US04607802 (15 worldwide citation)

The invention relates to a primary pulper turbine for processing recycled paper, of the type having the general shape of an helix.


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Jean Pierre J Lamort: Device for cleaning and recovering paper pulp. E et M Lamort, Darby & Darby, May 8, 1984: US04447320 (14 worldwide citation)

A device for cleaning and recovering paper pulp includes a tank divided into inner and outer chambers by a fixed cylindrical sieve. The inner chamber also contains a rotating drum with blades that draw acceptable pulp from the outer chamber through the sieve to the inner chamber for discharge and mo ...


6
Jean Pierre J Lamort: Method and apparatus for sorting out a mixture of paper pulp and contaminants. E et M Lamort, Darby & Darby, August 5, 1986: US04604193 (9 worldwide citation)

The invention relates to a method and apparatus for sorting out recycled paper pulp obtained from scrap material containing contaminants in the form of large pieces of foreign material such as plastics, adhesives, pieces of rope and the like.


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Alain Serres, Francois Julien Saint Amand: Device for selectively separating particles in a liquid, in particular for cleaning fibrous paper suspensing. E et M Lamort, Centre Technique de l Industrie des Papiers Cartons et Celluloses, Sughrue Mion Zinn Macpeak & Seas, July 21, 1992: US05131544 (8 worldwide citation)

A device for separating particles in a liquid in which a paper suspension to be cleaned and supplied to a chamber of revolution (1) rotating about an axis (2). Movable deviators (7, 8) precede the fixed outlets (9, 10) to intercept most of the through-put of the suspension in the region of the perip ...


8
Jean P Lamort: Processes and devices for the disintegration of cellulose materials. E et M Lamort, Darby & Darby, April 17, 1984: US04443296 (5 worldwide citation)

A process is provided for the removal from paper pulp of impurities, the pulp being contained in a pulping machine. Some of the pulp is periodically transferred into an enclosed chamber annexed to the pulping machine, the chamber having a volume which is small compared to the volume of the pulping m ...


9
Jean P Lamort: Processes and devices for the disintegration of cellulose materials. E et M Lamort, Darby & Darby, January 18, 1983: US04369093 (5 worldwide citation)

A process is provided for the removal from paper pulp of impurities, the pulp being contained in a pulping machine. Some of the pulp is periodically transferred into an enclosed chamber annexed to the pulping machine, the chamber having a volume which is small compared to the volume of the pulping m ...


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