Patents by Inventor Pierre Trepaud

Pierre Trepaud 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: 5443021
    Abstract: The dump comprises a dumping area (1) provided with a biogas collector (2) which communicates with an electroburner (9).
    Type: Grant
    Filed: November 4, 1993
    Date of Patent: August 22, 1995
    Assignee: Trepaud Environnement
    Inventor: Pierre Trepaud
  • Patent number: 5188043
    Abstract: The incinerator comprises a furnace (1) having a waste charging zone (2), an air insufflation intake (5), a smoke release outlet (8) and a discharge zone (10) for ash and unburnt material. The discharge zone (6) for ash and unburnt material communicates with the receiving hopper (10) of a bath equipped with an electroburner (12) intended to maintain the bath in the molten state.
    Type: Grant
    Filed: December 17, 1991
    Date of Patent: February 23, 1993
    Assignee: Trepaud S.A.
    Inventor: Pierre Trepaud
  • Patent number: 5037458
    Abstract: An apparatus for drying a gas includes an adsorber (13), an ejector (29) having an intake nozzle (31) provided with a stop valve (32) and a temperature probe (34) which detects the temperature at the outlet of a heat exchanger (35) and controls the closing of the valve (32) as a function of this temperature.
    Type: Grant
    Filed: February 5, 1990
    Date of Patent: August 6, 1991
    Inventor: Pierre Trepaud
  • Patent number: 4919695
    Abstract: Apparatus for drying gas comprising two adsorbers mounted in parallel by inlet conduits and exit conduits between an inlet and an exit. A jet pump having a pump inlet, an aspirator and a delivery conduit with a heater is mounted with conduits and non-return check valves for placing only one of the exit conduits selectively in communications with the pump delivery conduit. Non-return check valves are provided for placing the pump inlet in communication only with the other of the exit conduits and a valve is mounted on the aspirator for regulating aspiration of ambient air.
    Type: Grant
    Filed: April 24, 1989
    Date of Patent: April 24, 1990
    Inventor: Pierre Trepaud