Patent 7328726 was granted and assigned to AIR PRODUCTS AND CHEMICALS, INC. on February, 2008 by the United States Patent and Trademark Office.
The invention provides processes for delivering a blend of two or more compressed gas streams to a receiving vessel at a preset ramp rate under pressure regulation control in response to cumulative mass ratio when at least two of the streams have different compositions or instantaneous measured temperature when the streams have the same composition.