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:
Dec. 12, 1989
Filed:
Nov. 29, 1988
Applicant:
Inventor:
George F Hays, Morristown, NJ (US);
Assignee:
Ashland Oil, Inc., Russell, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
13762411 ; 137889 ; 137607 ;
Abstract
There is disclosed an assembly including a plurality of storage tanks for respective liquid chemicals to be metered, a plurality of feed chambers of a predetermined volume associated with respective storage tanks and disposed below such respective storage tanks, a conduit for process fluid for receiving predetermined volumes of such liquid chemicals as predetermined time cycles wherein the liquid chemicals are introduced in parallel feed to the process fluid in response to respective cycle timers.
Quick Actions:
Hays, George. (1989). Apparatus for failsafe metering of a fluid (U.S. Patent No. 4886090). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4886090
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile