Patents for D21D 1 - Methods of beating or refining; Beaters of the hollander type (3,356) |
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06/28/1979 | WO1979000345A1 An apparatus for defibrating and,at the same time,conditioning cellulosic material |
06/26/1979 | CA1057087A1 Lining element for pulp refiners |
06/19/1979 | CA1056559A1 Process of freeing cellulose fibers from lignocellulosic material |
06/19/1979 | CA1056558A1 Strenghtening of mechanical pulp by chemical treatment |
06/12/1979 | US4157669 Method to manufacture comminuting discs for wood pulp refining machines |
05/29/1979 | USRE30011 Defibering apparatus for paper making stock |
05/29/1979 | CA1055291A1 Method of treating ligno-cellulose containing material |
05/15/1979 | CA1054496A1 Method of treating refining segments |
05/15/1979 | CA1054415A1 Device for refining fibrous material |
04/24/1979 | CA1053184A1 Apparatus for eleminating specks from fibrous suspensions, especially in the reprocessing of mixed waste paper |
04/24/1979 | CA1053050A1 Method and device for beating fibrous material |
04/24/1979 | CA1053049A1 Grinding apparatus |
04/10/1979 | US4148439 Method and device for controlling the energy consumption in a pulp refining system |
03/13/1979 | CA1050317A1 Method and apparatus for treating fibrous material |
03/06/1979 | CA1049823A1 Reversible disk refiner plates |
02/13/1979 | CA1048324A1 Process for producing convoluted, fiberized, cellulose fibers and sheet products therefrom |
01/23/1979 | US4135389 Specific surface fractionator |
01/16/1979 | US4134562 Mounting base of a disk refiner |
01/09/1979 | CA1045865A1 Vented disc refiner |
01/02/1979 | US4132366 Infeed tube for disc refiners |
01/02/1979 | CA1045434A1 Disk refiner |
12/12/1978 | US4129263 Device for refining fibrous material |
12/12/1978 | CA1044021A1 Method of producing alloys containing titanium carbide |
10/31/1978 | CA1041339A1 Refiner for wood pulp or the like |
10/03/1978 | US4118800 Device for use in beating or refining machines |
09/26/1978 | US4116392 Pulp refining disk and method of making same |
09/19/1978 | US4114818 Disk refiner |
09/05/1978 | US4111373 Apparatus for defibering conglomerates of fiber in fibrous suspensions, especially in the processing of mixed waste paper |
06/06/1978 | US4093130 Twin refiner apparatus |
05/23/1978 | US4090672 Grinding apparatus |
04/11/1978 | US4083503 Paper stock rotor axial position controlling and locking device |
04/04/1978 | US4082233 Disc refiner having means for removing gaseous media from pulp stock |
03/28/1978 | US4081147 Reversible disk refiner plates |
11/22/1977 | US4059237 System for feeding a double disc refiner |
08/16/1977 | US4042183 Rotor for mixer-refiner-reactor |
08/02/1977 | US4039154 Refining element |
07/26/1977 | US4037792 Continuously refining raw fibrous material to produce mechanical refiner pulp |
07/19/1977 | US4036679 Mechanical treatment |
07/19/1977 | US4036443 Refiner head assembly and refining disk therefor |
05/17/1977 | US4023739 Lining element for pulp refiners |
05/03/1977 | US4020994 Method of correlating the rotor and stator in a mixer-refiner-reactor |
03/29/1977 | US4014635 Apparatus for the deposition of a uniform layer of dry fibres on a foraminous forming surface |
03/08/1977 | US4011150 Method of treating refining segments |
03/08/1977 | US4011027 Stain removal apparatus |
02/01/1977 | US4005827 Refiner disk |
12/28/1976 | US4000032 Process of freeing cellulose fibers from lignocellulosic material by irradiation |
12/21/1976 | US3998623 Method of producing alloys containing titanium carbide |
10/05/1976 | US3984057 Refiner for wood pulp or the like |
08/31/1976 | US3977611 Apparatus for refining fiber material |
08/03/1976 | US3972482 Electro-chemical corrosion of working elements |
06/01/1976 | US3960332 Defibering apparatus for paper making stock |
04/06/1976 | US3948449 Apparatus for the treatment of lignocellulosic material |
03/30/1976 | US3947668 Method and apparatus for controlling pulp refiners |
03/23/1976 | US3945576 Stock pulper |
03/09/1976 | US3942729 Device for supplying treatment agent to ligno-cellulose containing material |
03/09/1976 | US3942728 Stock pulper |