The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 05, 1993
Filed:
Apr. 01, 1991
Applicant:
Inventor:
Philippe Pichat, Paris, FR;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B09B / ;
U.S. Cl.
CPC ...
588257 ; 106697 ; 106D / ; 106705 ; 106707 ; 106708 ; 106734 ; 501155 ; 423D / ; 588252 ; 588256 ; 405128 ;
Abstract
The process is the type wherein the solid portions of waste materials of all origins are crushed and ground to a granulometry of under 5 mm and then are heated to between 750.degree. C. and 1,350.degree. C. According to the invention, after the addition, if applicable, of liquid waste to obtain a pasty mass, a reagent is added to the latter, in pulverulent form having granules of under 500 microns based with calcium carbonate, silicium oxide and, possibly, aluminum and iron oxides in quantities to produce the following ratio after incineration: ##EQU1## Application to the treatment of all types of waste by combustion.