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:
Apr. 07, 2009
Filed:
Sep. 23, 2003
Robert Peter Scholl, Roetgen, DE;
Rainer Hilbig, Aachen, DE;
Achim Gerhard Körber, Kerkrade, NL;
Johannes Baier, Würselen, DE;
Klaus Gawron, Aachen, DE;
Dieter Leers, Stolberg, DE;
Robert Peter Scholl, Roetgen, DE;
Rainer Hilbig, Aachen, DE;
Achim Gerhard Körber, Kerkrade, NL;
Johannes Baier, Würselen, DE;
Klaus Gawron, Aachen, DE;
Dieter Leers, Stolberg, DE;
Koninklijke Philips Electronics, N.V., Eindhoven, NL;
Abstract
The invention relates to a high-pressure gas-discharge lamp, having at least one gastight fused press-seal between a glasslike material and molybdenum, wherein the molybdenum in the fused press-seal is at least partly exposed to an oxidizing environment and at least that part of the molybdenum that is exposed to the oxidizing environment is covered with a coating, and the coating comprises at least one oxide from among FeO, TaO, NbO, AlO, SiO, TiO, ZrO, HfO, and/or one nitride from among TiN, ZrN, HfN, AlN, BN, and/or one carbide from among TiC, ZrC, HfC, VC, NbC, TaC, BC.