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:
Sep. 10, 2019
Filed:
Feb. 03, 2015
Xuemei Song, East Amherst, NY (US);
Carl Richenberg, Batavia, NY (US);
Lloyd A. Brown, Amherst, NY (US);
Xuemei Song, East Amherst, NY (US);
Carl Richenberg, Batavia, NY (US);
Lloyd A. Brown, Amherst, NY (US);
PRAXAIR TECHNOLOGY, INC., Danbury, CT (US);
Abstract
A dynamic blending system and process to produce a mixture of a desired target concentration with minimal tolerance variation and no waste gas generation is provided. The mixture made from the blending process can be utilized without the need to vent. The inventive system and process enables the ability to perform relatively small adjustments to the concentration of the blended gas mixture. The system and process also includes specifically designed sampling protocols that reduce measurement error.