US Patent Issued to CALFA CHEMICAL on April 29 for "Binary power generation system utilizing renewable energy such as geothermal heat" (Japanese Inventors)

ALEXANDRIA, Va., June 9 -- United States Patent no. 12,286,962, issued on April 29, was assigned to CALFA CHEMICAL Co. LTD. (Kanagawa, Japan).

"Binary power generation system utilizing renewable energy such as geothermal heat" was invented by Hiroyuki Koike (Kanagawa, Japan) and Keiji Koike (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A scale inhibiting agent having silicon dioxide (SiO2) and sodium oxide (Na2O) as main components is put into each of a circulation flow channel in a hot water circulation system and a circulation flow channel in a cooling water circulation system. On the other hand, a solid-liquid separation device is installed at an appropriate position of each of the circu...