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:
Oct. 08, 1991
Filed:
Apr. 05, 1990
Horst Schroter, Viersen, DE;
Horst Andreas, Dusseldorf, DE;
Hartung, Kuhn & Co. Maschinenfabrik GmbH, Essen, DE;
Abstract
A filling car for filling coal into oven chambers of a coke oven battery comprises an immovable filling connecting piece mountable on a coal container, a filling pipe closely surrounding the connecting piece and having a lower end lowerable to a filling opening frame of filling openings of a coke oven battery, the filling pipe also having an upper end, and a housing arranged on the upper end of the filling pipe and accommodating an elastic sealing ring, the sealing ring surrounding the connecting piece and being displaceable with the filling pipe and also pressed against the filling pipe during a filling process so as to provide a sealing between the filling pipe and the connecting piece.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile