BOPI 04 BR/2024 REPERTOIRE NUMERIQUE 20 ________________________________________ (11) 21493 Consulter le mémoire (51) B03B 11/00 (2018.01); B03B 5/52 (2018.01) ; B03B 5/62 (2018.01) (21) 1202300048 - PCT/AU2021/050900 (22) 14/08/2021 (30) AU n° 2020902906 du 15/08/2020 (54) Spiral separator and apparatus therefor. (72) GATES, Peter (AU) (73) OREKINETICS INVESTMENTS PTY LTD, 50 Charles Kurz Drive, WORONGARY, Queensland 4213 (AU) (74) Cabinet Spoor & Fisher Inc. Ngwafor & Partners, The House of Gideon, Golf/Bastos Quater, Opposite The American Embassy, Entrance-Saint John Paul II Boulevard, P.O. Box 8211, YAOUNDE (CM). (57) An apparatus for a spiral separator, for provision operatively intermediate upstream and downstream spiral trough parts of said spiral separator, comprises: a slurry receiving region (302) for receiving a mineral slurry tlow from said upstream spiral trough part of said spiral separator; a splitting arrangement (304. 308) for splitting the mineral slurry flow into a concentrate part (212), a semi-concentrate part (214) and a remainder part; a mixing arrangement (312) for mixing a more fluid radially more outward part of the remainder part with a less tluid radially more inward part of the remainder part, to provide a mixed remainder part (316) for feeding onto the downstream spiral trough part; and a semiconcentrate bypass channel (310) for conveying the semi-concentrate part towards the downstream spiral trough part, such that the semiconcentrate component (214) bypasses and is segregated from the mixing arrangement. ________________________________________ (11) 21494 Consulter le mémoire (51) C08K 5/3417 (2018.01); C08L 101/00 (2018.01); C10M 103/00 (2018.01); C10M 107/38 (2018.01); C10M 139/00 (2018.01); C10N 10/04 (2018.01) ; F16L 15/04 (2018.01) (21) 1202300052 - PCT/JP2021/029935 (22) 16/08/2021 (30) JP n° 2020-139430 du 20/08/2020 (54) Metal pipe for oil well and method of manufacturing metal pipe for oil well. (72) MATSUMOTO, Keishi (JP); ABE, Tomoka (JP); TOMIYASU, Ken (JP) et OCHIAI, Mamoru (JP) (73) 1- NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, TOKYO 1008071 (JP) et
RkJQdWJsaXNoZXIy MTM1NDc3MA==