Yuesheng Cheng, Abdel M Kharrat: NMR measurement of wax appearance in fluids. Schlumberger Technology Corporation, T Chyau Liang, Wayne I Kanak, March 30, 2010: US07688071 (5 worldwide citation)

A method for determining a wax appearance temperature of a fluid includes obtaining nuclear magnetic resonance (NMR) measurements of the fluid at a plurality of temperatures; deriving a NMR parameter from each of the NMR measurements; and determining the wax appearance temperature by analyzing the N ...

Youtong Fang, Jien Ma, Xiaoyan Huang, Jian Zhang, Qinfen Lu, Jiancheng Zhang, Wei Chen, Jiabin Liu: Method for manufacturing permanent-magnet motor rotor. Zhejiang University, T Chyau Liang, January 31, 2017: US09559572

A method for manufacturing a permanent-magnet motor rotor includes manufacturing a rotary shaft, a permanent magnet, a front end cover, a rear end cover, and a magnetic yoke unit, where the magnetic yoke unit contains multiple pole shoe parts and one iron core part, where each pole shoe part and the ...

Click the thumbnails below to visualize the patent trend.