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:
Jul. 13, 1993
Filed:
Jun. 16, 1992
Ho Yu, Murrysville, PA (US);
Aluminum Company of America, Pittsburgh, PA (US);
Abstract
The present invention includes process and apparatus for continuously monitoring or detecting a liquid element or compound in another, different liquid including introducing a gas into a first liquid, measuring bubble size of bubble formation of the gas in the first liquid, introducing a second liquid element or compound into the first liquid to form a combination liquid, introducing a gas into the combination liquid, measuring bubble size of bubble formation of the gas in the combination liquid, and comparing gas bubble formation in the first liquid with gas bubble formation in the combination liquid to determine the amount of the second liquid in the combination liquid. The present invention further includes controlling or adjusting the amount of the second liquid contained in the first liquid in response to the monitoring and detecting determination of the present invention.