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:
Aug. 19, 1986
Filed:
Mar. 22, 1985
Commissariat a l'Energie Atomique, Paris, FR;
Abstract
Evaporation cell for a liquid compound suitable for molecular jet epitaxy on a substrate from a compound which is liquid at ambient temperature and which comprises in per se known manner a cell containing said liquid compound in a main ultravacuum enclosure, the cell being provided with heating means. It comprises a preliminary vacuum enclosure tightly connected to the main enclosure and having a first opening provided with a valve and a pipe for forming and regulating the preliminary vacuum in the preliminary vacuum enclosure, an upwardly oriented second opening linked with a chamber containing a large free surface area reservoir for receiving a liquid compound stock, as well as a third downwardly oriented opening linked with a disassemblable reservoir for emptying the liquid compound, while in the preliminary vacuum enclosure is provided a three-way cock connecting the cell containing the liquid compound either to the large surface reservoir, or to the disassemblable reservoir.