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:
Oct. 01, 2002
Filed:
Dec. 18, 2000
Panayotis Cocolios, Paris Cedex, FR;
François Coeuret, Paris Cedex, FR;
Wolfgang Döring, Hamburg, DE;
Franck Förster, Hamburg, DE;
Jean-Louis Gelot, Paris Cedex, FR;
Bernd Martens, Hamburg, DE;
Stéphane Melen, Paris Cedex, FR;
Eckhard Prinz, Hamburg, DE;
Jean-Yves Thonnelier, Paris Cedex, FR;
Alain Villermet, Paris Cedex, FR;
Other;
Abstract
Optimization of an installation in which an operation is performed that requires control over the atmosphere inside a chamber ( ), the operation being performed in the presence of a gaseous mixture capable of giving off emissions, the optimization being obtained by the presence of inlet ( ) and outlet ( ) devices external to the chamber to oppose the ingress of air into the chamber and the exit of gaseous emissions; and of an extraction device ( ) comprising means ( ) for regulating the flow rate to maintain an approximately zero pressure differential between the inside and the outside of the chamber.