1
Robert M Kowtko: Bulk material transfer mechanism. Gould, Leydig Voit Osann Mayer & Holt, June 20, 1978: US04095707 (14 worldwide citation)

A transfer mechanism for dumping the contents of a shipping drum into an open-topped mixing vessel has a rotatable frame spaced above the support surface on which the vessel and drum can be rolled about, the frame having an annular plate and hooks on one side of the plate for lifting and holding the ...


2
Robert M Kowtko, Richard A Mellwig: Apparatus for injection of viscous material. Binney & Smith, Neuman Williams Anderson & Olson, November 19, 1991: US05066216 (6 worldwide citation)

The present invention relates to an apparatus for injecting viscous materials. The apparatus includes a vertically adjustable manifold valve which receives a continuously circulating supply of pressurized viscous material. The manifold valve is positioned above a container or mold cavity to be fille ...