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:
Mar. 29, 1983
Filed:
Aug. 28, 1981
Leroy H Berge, Athens, AL (US);
William A Oran, Reston, VA (US);
John M Theiss, Fayetteville, TN (US);
Abstract
A method and apparatus is disclosed for levitating a specimen of material in a containerless environment at a stable nodal position independent of gravity which includes providing an elongated levitation tube 10 having contoured interior in the form of convergent section 12, constriction 15 and divergent section 14 wherein the levitation node 16 is created. Gas flow control means 30, 54 controls flow to prevent separation of flow from the interior walls in the region of specimen 18. Apparatus 64, 66, provides for levitating and heating the specimen 18 simultaneously by combustion of a suitable gas mixture combined with an inert gas 74.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile