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:
Nov. 20, 2001
Filed:
Oct. 25, 1999
Robert John Phillips, Devon, GB;
Adrian Simons, Somerset, GB;
John Anthony Kilner, Surrey, GB;
Jonathan Andrew Lane, London, GB;
NormalAir-Garret (Holdings) Limited, Yeovil, GB;
Abstract
A gas generating system for generating a supply of oxygen or at least an oxygen rich gas, and a residual gas, the system including a first gas separation device for separating from a supply gas, a first gas being oxygen enriched gas, to leave a residual gas. The first oxygen enriched gas from the first gas separation device is communicated to a second gas separation device for further separating from the first oxygen enriched gas, oxygen gas. The second gas separation device generating a product gas which is at least highly oxygen enriched and a further residual gas, with at least one of the first and second gas separating devices including a ceramic membrane through which in use gas ions diffuse.