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

Method and apparatus for incinerating self-burning wastes

Patent 4402738 Issued on September 6, 1983. Estimated Expiration Date: Icon_subject February 25, 2002. 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

Re31046

2847950

3543700

3610179

3654881

3792671

3807321

3861335

Packaging for reclaiming scrap metal
Patent #: 4244492
Issued on: 01/13/1981
Inventor: Beyerstedt ,   et al.

Heat recovery and melting system for scrap metals
Patent #: 4319921
Issued on: 03/16/1982
Inventor: Pryor ,   et al.

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Inventor

Assignee

Application

No. 06/352194 filed on 02/25/1982

US Classes:

75/687, Scrap110/212, Liquid or gaseous fueled110/213, Swirl inducing110/214Including means to add air

Examiners

Primary: Yuen, Henry C.

Attorney, Agent or Firm

International Classes

C22B 7/00 (20060101)
F23G 5/16 (20060101)
F23G 7/12 (20060101)

Foreign Application Priority Data

1981-03-06 JP

Abstract

Disclosed are methods and apparatus for incinerating self-burning wastes by igniting the waste materials in a first chamber and limiting the supply of air in the first chamber to control the rate and temperature of combustion. The partially oxidized gasses produced in the first chamber are conducted to a second chamber through an elongated tube. Air is mixed with the partially oxidized gas in the elongated tube and the mixture ignited to complete combustion of the gasses in the tube and the second chamber. Metal wastes may be melted and recovered in the second chamber.

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