process cartridge refill, refilling device and fluid refill cartridge

"PROCESS CARTRIDGE REFILL, refill liquid DEVICE AND CARTRIDGE REFILL". fluid refill process in a cartridge according to the invention is a process liquid refill, through which liquid is refilled in a used cartridge (1) in a device to jet liquid, comprising: a removal process film, in which an injection hole film (90) adhering around a discharge port of air (21) which communicates with the inside of the used cartridge (1) to seal the discharge opening air (21) is removed to open the air discharge opening (21); a liquid injection process, in which fluid is injected into the used cartridge (1) for the exhaust air opening (21) which had been opened in the injection hole film drilling process; and ressoldagem process injection hole film in which the film is ressoldado using a different surface from that originally welded as a ressoldada surface to reseal the outlet air (21) through which liquid it is injected into the liquid injection process.