Patents by Inventor Josep Peruga Cases

Josep Peruga Cases has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6644572
    Abstract: Equipment for the recycling of polyolefinic plastic sheeting material that comprises: breakers (6) for plastic material; separating devices (10) for separating material of higher density; crusher mills (26); and water separating tanks (62, 68), with a lower outlet and with a feeder that carries the material to the bottom (72) of the tank (62, 68); the equipment also comprises a pump (78) connected to the outlet (74) and equipped with an outlet (80); several movable devices (82) suitable for promoting suction flow of this water and materials through the inlet (76) and a propulsion flow through the outlet (80); and a motor (84) of variable speed suitable for driving the movable devices (82), such that a variation in the speed causes a variation in the flow rate of the flows.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: November 11, 2003
    Inventor: Josep Peruga Cases