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. 08, 1991
Filed:
Sep. 12, 1989
Applicant:
Inventors:
Assignee:
Degussa Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C / ;
U.S. Cl.
CPC ...
220426 ; 220649 ;
Abstract
A gastight container and method are disclosed for the storage, transport and, optionally, the sedimentation of substances which are solid at room temperature and which can be introduced in or out in a molten state under a vacuum or, preferably, under protective gas, especially of lithium metal which may contain solid impurities in the melt. The container has cylindrical middle section and a lower and an upper dished end provided with a manhole. A double jacket (2), (3) defines a space (1) for receiving sodium as heat-transfer medium.