51
Paul C Sellew, Geoff Kuter: Composting facility. International Process Systems, Scully Scott Murphy & Presser, September 26, 1989: US04869877 (21 worldwide citation)

A composting facility comprising an elongated composting bay, a compost handling machine, and a ventilation system. The composting bay holds organic waste material while that material composts; and the compost handling machine is adapted to agitate the compost in, and to move the compost along, the ...


52
John E Murphy, William K Reynolds, C Neil Ott: Apparatus and method for processing organic refuse. Rey Tech, Woodard Emhardt Naugton Moriarty & McNett, December 8, 1992: US05169782 (21 worldwide citation)

An apparatus for the composting of fermentable organic refuse includes a rotating digester tube with a feed auger continuously providing refuse to the tube and a number of discharge outlets at the distal end of the tube. A number of agitating vanes extend along substantially the entire length of the ...


53
William M Bell, David A Del Porto: Integrated solar heated resource transformation system. Edward J Collins, November 13, 1979: US04174371 (21 worldwide citation)

A system providing for the temperature and humidity controlled aerobic composting of organic materials is described. The system includes at least one composting chamber, at least one thermal mass, ducts for conveying air from the vicinity of the thermal mass to a composting chamber, at least one sol ...


54
Jeremy F Criss: Organic material recycling method and device. Anthony J DeLaurentis, August 25, 1981: US04285719 (21 worldwide citation)

A biological toilet and an organic material recycling method in which human liquid and solid waste (i.e., excrement) and cellulosic material and, optionally, kitchen waste (i.e., food and paper scraps and the like kitchen garbage) are deposited into a receptacle and carried by pressure differential ...


55
James M Easter II: Method for composting sludge. Walter G Finch, November 20, 1984: US04483704 (21 worldwide citation)

The invention is a method for composting sludge to a useable state. The method of the system eliminates the usual objectionable odors. The method consists of a thorough mixing of the sludge with carbonaceous material, layering the mixture in a silo and moving it through the silo on a timed interval ...


56
David B Jermstad: Semi-solid activated sludge bioremediation of hydrocarbon-affected soil. Stan Jones, August 9, 1994: US05336290 (21 worldwide citation)

The invention relates to a method of recycling contaminated soil so as to form a balanced non-contaminated soil with an increased water-holding capability. More particularly the invention combines two waste products, namely hydrocarbon-affected soil and activated sewage sludge, in order to create a ...


57
Ralph Rhoads, George Anderson: Multiple tray vermicomposter with thermal siphon airflow. Craig A Simmermon, August 16, 2011: US07998728 (21 worldwide citation)

Multiple Tray Vermicomposter with Thermal Siphon Airflow is a vermiculture composting device that uses earthworms to create compost where worms eat and digest food to excrete compost. It is a multiple tray system with a base and a lid. New compost trays with freshly loaded food and bedding are stack ...


58
Stuart P Suskind: Compostable packaging for containment of liquids. Leonard Pearlstein, Finnegan Henderson Farabow Garrett & Dunner, October 17, 1995: US05458933 (20 worldwide citation)

A compostable paperboard container and package for liquids which is coated with a material capable of degrading to carbon dioxide, water and biomass under composting conditions.


59
Roderic Johansen: Composting bin apparatus with U-shaped connecting members. Robert M Bellomy, October 1, 1991: US05052570 (20 worldwide citation)

The present invention relates to composting bins assembled from at least one elongated sheet of semi-rigid, flexible material with a means for locking the near and far ends of the elongated sheet together while the near and far ends overlap to form the enclosed space for containing decomposing organ ...


60
Steven B Mullerheim, Fred G Williams Jr: Filtration with a compostable filter medium. Great Circle Associates, Thomas M Freiburger, January 30, 1979: US04137062 (20 worldwide citation)

A method and apparatus for treating wastewater such as sewage are disclosed. Designed principally for complete on-site wastewater treatment and disposal, the system separates wastewater into liquid wastes and solid wastes by filtration, treats the liquid wastes with a mild oxidizing agent and disper ...



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