US Patent Issued to QUAKER CHEMICAL on Sept. 8 for "Measurement and control of entrained air and foam in metalworking fluids" (Delaware Inventors)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,730,100, issued on Sept. 8, was assigned to QUAKER CHEMICAL Corp. (Wilmington, Del.).

"Measurement and control of entrained air and foam in metalworking fluids" was invented by John Burke (Wilmington, Del.) and Alan Cross (Wilmington, Del.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for measuring air withing a fluid and for mitigating damage to a metalworking tool are disclosed. A system for measuring air within a fluid includes a fluid path having a first end and a second end; a first valve having an open position and a closed position, wherein fluid can pass through the first valve in the open position and fluid is prevented fro...