US 12,360,032 B2
Permeation estimation apparatus and permeation estimation method
Risa Hara, Musashino (JP); and Kodai Murayama, Musashino (JP)
Assigned to Yokogawa Electric Corporation, Tokyo (JP)
Appl. No. 17/999,309
Filed by Yokogawa Electric Corporation, Tokyo (JP)
PCT Filed May 21, 2021, PCT No. PCT/JP2021/019475
§ 371(c)(1), (2) Date Nov. 18, 2022,
PCT Pub. No. WO2021/235555, PCT Pub. Date Nov. 25, 2021.
Claims priority of application No. 2020-089588 (JP), filed on May 22, 2020.
Prior Publication US 2023/0184660 A1, Jun. 15, 2023
Int. Cl. G01N 15/08 (2006.01)
CPC G01N 15/08 (2013.01) [G01N 2015/0846 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A determination apparatus comprising:
an interface configured to connect to a sensor that measures a concentration of a component of a soaked material soaked in a soaking solution, the component being eluted from the soaked material in the soaking solution; and
a controller configured to acquire a measurement result of the concentration of the component from the interface and determine that a timing for ending a process of soaking the soaked material in the soaking solution has arrived when the measurement result of the concentration of the component is a value within a target range.