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:
Apr. 24, 1979
Filed:
Aug. 05, 1977
Applicant:
Inventors:
Edouard Legille, Luxembourg, LU;
Rene Mahr, Howald-Hesperange, LU;
Assignee:
S.A. des Anciens Etablissements Paul Wurth, Luxembourg, LU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66C / ; C10B / ;
U.S. Cl.
CPC ...
202262 ; 201 40 ; 202269 ; 414161 ; 414163 ; 414195 ;
Abstract
Apparatus for feeding bituminous schist to a series of retorts each equipped with a rotary distribution spout and a central feed channel, the retorts radiating from a central schist distributing tower. At least one hopper communicates with a central feed channel communicating with the retort, and is laterally offset relative to the longitudinal axis of the retort. Conveyor belts are provided for conveying schists from the central distributing tower to the hopper or the hoppers of each retort.