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:
Jun. 11, 2024
Filed:
Jul. 03, 2020
Hemo Gmbh, Ötisheim, DE;
Peter Hösel, Pforzheim, DE;
HEMO GmbH, Otisheim, DE;
Abstract
A method and an apparatus for processing and recovering bitumen () and aggregate () from asphalt (), in which: a) the asphalt () is mechanically comminuted; b) the comminuted asphalt is introduced into an evacuated or evacuatable processing chamber (); c) the processing chamber () is evacuated by adjusting the pressure in the processing chamber () to a pressure lower than ambient pressure, preferably 200 mbar or lower; d) the processing chamber () is then charged at least once with a liquid organic solvent; e) the liquid organic solvent is then extracted from the processing chamber (); and then f1) the organic solvent is fed into the evacuated processing chamber () in the vapor phase at the reduced pressure, at a temperature at or above the flash point of the organic solvent; and/or f2) liquid organic solvent is fed into the treatment chamber ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile