US 11,872,323 B2
Gasifier for sterilizer and cleaning method of gasifier for sterilizer
Atsushi Hayakawa, Tokyo (JP); Masatoshi Takagi, Tokyo (JP); Kazufumi Suzuki, Tokyo (JP); Hidenori Tanaka, Tokyo (JP); and Hayato Akiyama, Tokyo (JP)
Assigned to Dai Nippon Printing Co., Ltd., Tokyo (JP)
Filed by Dai Nippon Printing Co., Ltd., Tokyo (JP)
Filed on Feb. 7, 2022, as Appl. No. 17/650,110.
Application 17/650,110 is a continuation of application No. 16/478,601, granted, now 11,305,029, previously published as PCT/JP2018/005854, filed on Feb. 20, 2018.
Claims priority of application No. 2017-029250 (JP), filed on Feb. 20, 2017.
Prior Publication US 2022/0152247 A1, May 19, 2022
Int. Cl. A61L 2/00 (2006.01); A61L 2/20 (2006.01); B65B 55/10 (2006.01); A01N 59/00 (2006.01); A23L 3/24 (2006.01); A23L 3/3445 (2006.01)
CPC A61L 2/208 (2013.01) [B65B 55/10 (2013.01); A01N 59/00 (2013.01); A23L 3/24 (2013.01); A23L 3/3445 (2013.01); A61L 2202/23 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A cleaning method of a gasifier for a sterilizer that brings a sterilizer containing at least hydrogen peroxide and a stabilizer into contact with a heating surface to gasify the sterilizer,
wherein the heating surface is cleaned by blasting a cleaning liquid to the heating surface, a cleaning liquid blasting device that blasts the cleaning liquid is separate from a spray nozzle that sprays the sterilizer into the gasifier, and
when the cleaning liquid is blasted to the heating surface the temperature of the heating surface is 50° C. to 250° C.