1
Longzhi Jiang
Evangelos Trifon Laskaris, Yu Wang, Timothy John Havens, Longzhi Jiang: Open superconductive magnet having a cryocooler coldhead. General Electric Company, Marvin Snyder, Douglas E Stoner, March 13, 2001: US06201462 (13 worldwide citation)

An open magnet has vertically aligned first and second assemblies each with at least one superconductive main coil. At least one support member is vertically aligned and attached to, the first and second assemblies. At least one cryocooler coldhead is aligned generally horizontally and has a housing ...


2
Longzhi Jiang
Edwin L Legall, Longzhi Jiang, Roy A Mangano, Mark Derakhshan: Apparatus and method for controlling a cryocooler by adjusting cooler gas flow oscillating frequency. Jean Tibbetts, Michael G Smith, Ellis B Ramirez, August 19, 2008: US07412835 (12 worldwide citation)

Systems and methods are provided for a variable cooling capacity cryocooler for a superconducting magnetic resonance imaging device having a liquid cryogen pressure vessel to provide cryogenic temperatures to a magnet assembly, a vacuum vessel surrounding the pressure vessel and a radiation shield s ...


3
Longzhi Jiang
Longzhi Jiang, Gregory Alan Lehmann, Edwin Lawrence Legall: Superconductive magnet including a cryocooler coldhead. General Electric Company, Cantor Colburn, January 30, 2007: US07170377 (9 worldwide citation)

A zero boiloff cryogen cooled recondensing superconducting magnet assembly including superconducting magnet coils suitable for magnetic resonance imaging including a cryogen pressure vessel to contain a liquid cryogen reservoir to provide cryogenic temperatures to the magnet coils for superconductin ...


4

5
Longzhi Jiang
Evangelos Trifon Laskaris, James Pellegrino Alexander, Paul St Mark Shadforth Thompson, Tao Zhang, William Chen, Longzhi Jiang: Cooling system and method for cooling superconducting magnet devices. General Electric Company, The Small Patent Law Group, Evan Reno Sottriou, Marie Claire B Maple, February 12, 2013: US08374663 (2 worldwide citation)

A cooling system and method for cooling superconducting magnet coils are provided. One magnet system for a superconducting magnet device includes a cooling system having at least one coil support shell, a plurality of superconducting magnet coils supported by the at least one coil support shell and ...


6
Longzhi Jiang
Edwin Lawrence Legall, Longzhi Jiang: Methods and apparatus for MRI shims. General Electric Company, Fisher Patent Group, Thomas M Fisher, September 18, 2007: US07271591 (2 worldwide citation)

A method includes heating a MRI shim with a heater to reduce a temperature rise per unit of time during a gradient operation of a MRI system.


7
Longzhi Jiang
Longzhi Jiang, Gregory Alan Lehmann, Clifford Joseph Ginfrida: Thermal shield to coldhead sleeve thermal contact. General Electric Company, Peter Vogel, March 25, 2008: US07348777 (2 worldwide citation)

A magnetic resonance imaging magnet assembly is provided. The assembly comprises a outer thermal shield having an operational temperature. The assembly further includes a cold sleeve assembly comprising a plurality of braid elements mounted to a cooler block and a highly thermally conductive block m ...


8
Longzhi Jiang
Longzhi Jiang, Clifford Ginfrida Jr, Neil Clarke, Weijun Shen, Ernst Wolfgang Stautner, Tao Zhang, Robbi McDonald: Superconducting magnet coil support with cooling and method for coil-cooling. General Electric Company, The Small Patent Law Group, Dean D Small, March 18, 2014: US08676282 (1 worldwide citation)

A superconducting magnet coil support with cooling and a method for coil cooling are provided. One superconducting coil support arrangement includes a superconducting coil and at least one support beam supporting the superconducting coil and defining a tank for storing a cooling fluid therein. The s ...


9
Longzhi Jiang
Longzhi Jiang, Robert Belinski, Robbi McDonald: Apparatus and method for providing electric cables within a magnetic resonance imaging system. General Electric Company, The Small Patent Law Group, Dean D Small, May 27, 2014: US08735723 (1 worldwide citation)

An apparatus and method for mounting cables within a magnetic resonance imaging (MRI) system are provided. One apparatus includes a cable assembly having a rigid support structure defining a channel with a cross-section and an electrical cable having a cross-section smaller than the cross-section of ...


10
Longzhi Jiang
Longzhi Jiang, Ernst Wolfgang Stautner, John Scaturro Jr, William Louis Einziger: Magnetic resonance imaging system with thermal reservoir and method for cooling. General Electric Company, The Small Patent Law Group, Dean D Small, December 3, 2013: US08598881 (1 worldwide citation)

A magnetic resonance imaging (MRI) system with a thermal reservoir and method for cooling are provided. A cooling vessel for a magnet system of the MRI system includes a first portion containing a helium cryogen in contact with a plurality of magnet coils of an MRI system. The cooling vessel also in ...



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