1
John J Egan III, Christopher L Demler: Integrated paper pulp and process machinery having integrated drive and control and methods of use thereof. Kadant Black Clawson, Wegman Hessler & Vanderburg, September 9, 2003: US06617720 (68 worldwide citation)

The invention pertains to equipment and methods in which the rotatable drive member of a variable speed motor, such as a switched reluctance motor, carries a rotatable pulp processing element (


2
Peter Seifert: Wedge wire and paper stock screening apparatus incorporating such wedge wire. Kadant Black Clawson, Wegman Hessler & Vanderburg, July 22, 2003: US06595373 (5 worldwide citation)

A wedge wire for use in a wire type screen for screening papermaker's stock is formed with an elongated body (


3
David E Chupka, Christopher L Demler: Extraction bedplate with laser or water jet cut apertures. Kadant Black Clawson, Wegman Hessler & Vanderburg, December 8, 2009: US07628890 (4 worldwide citation)

The present invention relates to extraction bedplates (10), (110), (210), (310), (410), (510), (610) for use in apparatus (5) for defiberizing paper making stock and methods for making such bedplates. Preferred methods for making such bedplates (10), (110), (210), (310), (410), (510), (610) include ...


4
Christopher L Demler, John J Egan III: Self-aligning and actively compensating refiner stator plate system. Kadant Black Clawson, Wegman Hessler & Vanderburg, April 13, 2010: US07694902 (3 worldwide citation)

An improvement to a mechanical refining system relates to an apparatus including three or more actuators (100) coupled to a stator (42) of the refining system, and a controller for independently operating the actuators. An improved method of refining permits adjustment of the overall width of a refi ...


5

6
John J Egan III: Centrifugal flow distribution clarifier feedwell and method of feeding influent to a clarifier thereby. Kadant Black Clawson, Wegman Hessler & Vanderburg, September 14, 2010: US07794609 (1 worldwide citation)

Apparatus and methods are provided for controlling influent feed to produce a substantially uniform flow to a clarifier tank (2) to thereby enhance the settling efficiency within the clarifier. The apparatus comprises a feedwell (24) having a roof (26) and continuous sidewall (28) that together defi ...


7
Egan Iii John J, Greier Donald J: Apparatus for pulping a paper pulp suspension. Kadant Black Clawson, November 16, 2005: EP1594597-A2 (1 worldwide citation)

An improved pulper, mixer or defibering, rotor having a spar ring attached to a hub of the rotor with a series of curved vanes projecting from the spar ring. The curved vanes have a vane face and a trailing edge. The trailing edge may be unitary and integral with the vane, or may be segmented in com ...


8
Michael A Sieron, Kirk A King, Steven T Haywood: Pulper and countercurrent washer sugar cane extraction. Kadant Black Clawson, Biebel & French, April 16, 2002: US06372086 (1 worldwide citation)

Processes are disclosed for extracting sugar rich liquor from sugar cane. The sugar cane is first treated by pulping it in two tub type pulpers having a rotating impeller. The contents of the first pulper are extracted through the bedplate of the extractor and are forwarded onto the second pulper. T ...


9
Egan John J Iii: Puits dinjection dans un decanteur pour repartition decoulement centrifuge et procede dinjection dun influent dans un decanteur lutilisant, Centrifugal flow distribution clarifier feedwell and method of feeding influent to a clarifier thereby. Kadant Black Clawson, Kadant Black Clawson, Moffat & Co, February 1, 2011: CA2630691 (1 worldwide citation)

Apparatus and methods are provided for controlling influent feed to produce a substantiallyuniform flow to a clarifier tank (2) to thereby enhance the settling efficiency within theclarifier. The apparatus comprises a feedwell (24) having a roof (26) and continuous sidewall(28) that together define ...


10
David E Chupka, Christopher L Demler: Extraction bedplate with laser or water jet cut apertures. Kadant Black Clawson, Wegman Hessler & Vanderberg, May 8, 2012: US08172985

The present invention relates to extraction bedplates 10, 110, 210, 310, 410, 510, 610 for use in apparatus 5 for defiberizing paper making stock and methods for making such bedplates. Preferred methods for making such bedplates 10, 110, 210, 310, 410, 510, 610 include the step of cutting a disc sha ...



Click the thumbnails below to visualize the patent trend.