1
Hyoji Hagita, Takashi Fukuda, Shigeru Maeda, Hideo Imamura, Kazutosi Ogata, Masahiro Fukuoka: Method for continuous drawing of wire rod. Sumitomo Metal, Burns Doane Swecker & Mathis, August 25, 1987: US04688411 (12 worldwide citation)

A wire rod is payed out from a pay-off stand and descaled in a descaling process. After preheating to a predetermined temperature by a preheating device, it is subjected to a lubrication pretreatment through a zinc calcium phosphate solution applied with ultrasonic wave in the lubrication pretreatme ...


2
Hagita Hyoji, Fukuda Takashi, Maeda Shigeru, Imamura Hideo, Ogata Kazutosi, Fukuoka Masahiro: Method for continuous drawing of wire rod.. Sumitomo Metal, December 4, 1985: EP0163471-A2 (7 worldwide citation)

A wire rod is payed out from a pay-off stand and descaled in a descaling process. After preheating to a predetermined temperature by a preheating device, it is subjected to a lubrication pretreatment through a zinc calcium phosphate solution applied with ultrasonic wave in the lubrication pretreatme ...