U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Apparatus for waste incineration

Patent 5400723 Issued on March 28, 1995. Estimated Expiration Date: Icon_subject October 29, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Spouted-fluidized bed reactor systems
Patent #: 4021193
Issued on: 05/03/1977
Inventor: Waters

Process for conditioning flue gases in waste material incineration plants with heat utilization
Patent #: 4056068
Issued on: 11/01/1977
Inventor: Hafeli

Fluidized bed combustion units
Patent #: 4505230
Issued on: 03/19/1985
Inventor: Caplin

City refuse incinerator for the prevention of clinker formation
Patent #: 4512266
Issued on: 04/23/1985
Inventor: Shigaki

Method of spraying additives in an intensively mixing manner into a combustion chamber for binding sulfur
Patent #: 4639209
Issued on: 01/27/1987
Inventor: Grethe

Incineration of combustible waste materials
Patent #: 4658736
Issued on: 04/21/1987
Inventor: Walter

4957050

Method of incinerating combustibles by using fluidized bed
Patent #: 4960057
Issued on: 10/02/1990
Inventor: Ohshita, et al.

Waste combustion system
Patent #: 5038690
Issued on: 08/13/1991
Inventor: Kumagai, et al.

Opposed fired rotary kiln Patent #: 5102330
Issued on: 04/07/1992
Inventor: Ho

Inventors

Assignee

Application

No. 968832 filed on 10/29/1992

US Classes:

110/235, REFUSE INCINERATOR110/204, Recirculation means110/346, Incinerating refuse110/348Supplying fluid

Examiners

Primary: Favors, Edward G.

Attorney, Agent or Firm

Foreign Patent References

  • 0235531 EP. 09/22/1987
  • 2316542 FR. 01/22/1977
  • 2533010 DE. 02/22/1976
  • 3125429 DE. 02/22/1983

International Class

B09B 003/00

Foreign Application Priority Data

1991-11-05 JP

Abstract

A method of incinerating wastes while controlling the production of dioxins wherein water vapor or water is sprayed in the main combustion zone of an incinerator. An apparatus for practicing the method of waste incineration, including a line for supplying main combustion air, either alone or together with a line for supplying recycled combustion gas, to the incinerator from below its hearth, is provided with a line for supplying water vapor or water in communication with the line or lines.

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