公开(公告)号：EP3505656A1

公开(公告)日：2019-07-03

申请号：EP17858015.5

申请日：2017-06-12

申请人： Mitsubishi Heavy Industries, Ltd.

发明人： MIKAWA, Hiroaki ,  NAGAYASU, Hiromitsu ,  SUGIYAMA, Shigehiro ,  SATO, Takumi ,  KAWASAKI, Kohei ,  TAKAGI, Yusuke

IPC分类号： C23C22/76 ,  B05D1/02 ,  B05D3/00

摘要： A surface treatment apparatus includes a treatment vessel including a treatment space in which a metal component is disposed, a spray nozzle that supplies mist of a non-chromate conversion treatment liquid to the treatment space, and a circulation device that collects the non-chromate conversion treatment liquid from the treatment space and supplies the non-chromate conversion treatment liquid to the spray nozzle.

公开(公告)号：EP3808462A1

公开(公告)日：2021-04-21

申请号：EP19844015.8

申请日：2019-04-15

申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.

发明人： SATO, Takumi ,  MIKAWA, Hiroaki ,  NAGAYASU, Hiromitsu ,  KAWASAKI, Kohei ,  MIYAZAKI, Taisuke ,  OKUZAKI, Yuuichi

IPC分类号： B08B3/02 ,  B08B9/093 ,  B08B17/02

摘要： A cleaning apparatus 200 is provided with: a treatment tank 10, which defines a treatment space 15 by the inner surfaces (11a, 11b) thereof and on the inner surfaces of which a water-repellent coating has been applied; a cleaning liquid supply device with nozzles 24a (cleaning liquid spray nozzles) for spraying, into the treatment space 15, a mist of a cleaning liquid CL for cleaning surface treatment processing liquid PL adhering to the surface of a metal part S and/or processing liquid PL adhering to the inner surface; and a drying device, which comprises an air compressor 23a and is for supplying drying air compressed by the air compressor 23a to the treatment space 15.