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Class Information
Number: 310/87
Name: Electrical generator or motor structure > Dynamoelectric > Rotary > With other elements > Mechanical shields or protectors > Submersible
Description: Subject matter having means to render the device submersible.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8704416 Electrical submersible pump system having improved magnet wire leads Apr. 22, 2014
8692115 Electrical submersible pump system having high temperature insulation materials Apr. 8, 2014
8680729 Motor drive particularly for submersed electric pumps Mar. 25, 2014
8664817 Electrical submersible pump system having high temperature insulation materials and buffered lubricant Mar. 4, 2014
8651837 Modular bellows with instrumentation umbilical conduit for electrical submersible pump system Feb. 18, 2014
8633623 Encapsulated submersible pump Jan. 21, 2014
8604656 High-temperature thermosetting polymeric materials for ESP motor applications Dec. 10, 2013
8587168 Electric device mounted in electric compressor Nov. 19, 2013
8531070 Pressure-resistant explosion-proof connector Sep. 10, 2013
8491277 Submersible motor pump, motor pump, and tandem mechanical seal Jul. 23, 2013
8485797 External oil expansion chamber for seabed boosting ESP equipment Jul. 16, 2013
8430649 Compensator assembly for submersible pump system Apr. 30, 2013
8421287 Downhole torodial generator with central passage Apr. 16, 2013
8415846 Stator unit with moisture-proof sealing Apr. 9, 2013
8400031 Electrical connection for an electric motor Mar. 19, 2013
8374834 Statistical method for analyzing the performance of oilfield equipment Feb. 12, 2013
8358046 Hybrid electric power system with distributed segmented generator/motor Jan. 22, 2013
8357862 Pressurized rotary machine with hermetically sealed connections Jan. 22, 2013
8358043 Enhanced thermal conductivity material in annular gap between electrical motor stator and housing Jan. 22, 2013
8350432 Electric machine Jan. 8, 2013
8342821 Tuned bearing Jan. 1, 2013
8328539 Submersible pump motor protector Dec. 11, 2012
8330308 Motor assembly Dec. 11, 2012
8314526 Engine generator Nov. 20, 2012
8314525 Actuator with electrical equipment enclosed in a separate enclosure made of a fire resistant Nov. 20, 2012
8303268 Rotary pump with a fixed shaft Nov. 6, 2012
8299669 Rim driven thruster having transverse flux motor Oct. 30, 2012
8297948 Arrangement for delivering fluids Oct. 30, 2012
8222792 Axial air gap machine having stator and rotor discs formed of multiple detachable segments Jul. 17, 2012
8203242 Electrically commutated DC motor for a liquid pump Jun. 19, 2012
8198773 Increased efficiency counter-rotating electric motor for propelling a boat Jun. 12, 2012
8188624 Brushless DC motor for fuel pump May. 29, 2012
8181720 Sealing system and bi-directional thrust bearing arrangement for a downhole motor May. 22, 2012
8152485 DC brushless motor pump Apr. 10, 2012
8148861 Canned or sleeved rotary machine and method of manufacturing it Apr. 3, 2012
8133053 Electric motor for use in a dental, dental-medical or dental-technical handpiece and stator therefor Mar. 13, 2012
8076810 Method for assembling an electric motor and motor obtained using this method Dec. 13, 2011
8076809 Additives for improving motor oil properties Dec. 13, 2011
7896626 Electric pump Mar. 1, 2011
7874817 Fuel pump assembly with a vapor purge passage arrangement for a fuel pump module Jan. 25, 2011
7866957 Hermetic compressor Jan. 11, 2011
7863788 System concept for mills and classifiers with magnetic bearing spindle drives Jan. 4, 2011
7857604 Hermetically sealed motor lead tube Dec. 28, 2010
7859152 Submersible direct-current electric motor Dec. 28, 2010
7859165 Fuel pump and motor device for the same Dec. 28, 2010
7839036 Can of wet-running electric motor and pump assembly Nov. 23, 2010
7814993 Downhole power generator and method Oct. 19, 2010
7806670 Protector for electrical submersible pumps Oct. 5, 2010
RE41627 Submersible motor unit Sep. 7, 2010
7786635 Motor for high moisture applications Aug. 31, 2010

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