ʻO kahi mea paʻa no ka hana ʻana i nā rotors graphite me ke kūpaʻa maikaʻi - palapala hōʻoia patent model utility Hoʻoiho He mea graphite i uhi ʻia i ka mea hoʻoheheʻe Hoʻoiho ʻO kahi rotor graphite me ke kūpaʻa ʻaʻahu kiʻekiʻe Hoʻoiho He graphite shaft sleeve slotting device - palapala hōʻoia patent model utility Hoʻoiho He kiʻekiʻe kiʻekiʻe graphite rotor mea wili Hoʻoiho He mea hana no ka graphite rotor - palapala hōʻoia patent model utility Hoʻoiho ʻO SiC Coated Graphite Carriers a me nā huahana i uhi ʻia SIC Hoʻoiho