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Capewell Adam Daniel, Parker Evan Hubert Cresswell, Grasby Timothy John: Formation of lattice-tuning semiconductor substrates. Advancesis, Capewell Adam Daniel, Parker Evan Hubert Cresswell, Grasby Timothy John, HARDING Richard Patrick, May 26, 2005: WO/2005/048330 (11 worldwide citation)

A method of forming a lattice-tuning semiconductor substrate comprises defining a selected area (12) of a Si surface (15) by means of a window (13) extending through an isolating layer (11) on the Si surface (15); defining in the isolating layer (11) a depression (14) separated from the Si surface ( ...


2
Capewell Adam Daniel, Grasby Timothy John, Parker Evan Hubert Cresswell, Whall Terence: Formation of lattice-tuning semiconductor substrates. University Of Warwick, Capewell Adam Daniel, Grasby Timothy John, Parker Evan Hubert Cresswell, Whall Terence, HARDING Richard Patrick, March 18, 2004: WO/2004/023536 (10 worldwide citation)

A method of forming a lattice-tuning semiconductor substrate comprises the steps of defining parallel strips of a Si surface by the provision of spaced parallel oxide walls (2) on the surface, selectively growing a first SiGe layer on the strips such that first dislocations (3) extend preferentially ...


3
Yuratich Michael Andrew, Fraser Alan Thomas: Motors for electric submersible pumps. Weatherford Lamb, Yuratich Michael Andrew, Fraser Alan Thomas, Harding Richard Patrick, HARDING Richard Patrick, December 29, 2004: WO/2004/113670 (9 worldwide citation)

A method of pumping wellbore fluid, comprising the steps of: installing an electric submersible pump in a wellbore; and operating the pump at more than 4,500 rpm to pump the wellbore fluid. Pumping in this manner provides a number of advantages in use in that the required high-speed motor and pump i ...


4
Yuratich Michael Andrew: Electric submersible pumps. Weatherford Lamb, Yuratich Michael Andrew, Harding Richard Patrick, HARDING Richard Patrick, December 29, 2004: WO/2004/114498 (7 worldwide citation)

A downhole electric motor for a submersible pump has at least three phases and comprises a permanent magnet rotor and a stator bearing phase windings (A, B and C) in slots in the stator. Each phase winding (A, B, C) incorporates a coil extending through a respective pair of adjacent stator slots and ...


5
Browne Wilkinson Oliver: Orthopaedic demonstration aid. Browne Wilkinson Oliver, HARDING Richard Patrick, July 29, 2004: WO/2004/064010 (2 worldwide citation)

An orthopaedic skeletal joint demonstration aid (1) is provided for demonstrating surgical orthopaedic techniques and comprises first and second joint portions (11, 12) capable of being manipulated relative to one another to mimic the action of a skeletal joint. The first joint portion (11) is detac ...


6
Yuratich Michael Andrew: Drive cirtuit and electric motor for submersible pumps. Weatherford Lamb, Yuratich Michael Andrew, Harding Richard Patrick, HARDING Richard Patrick, December 29, 2004: WO/2004/114510 (2 worldwide citation)

An electric submersible pump contains an AC permanent magnet motor having three or more phases A, B, C and has a drive circuit for supplying varying drive signals to all the phases of the motor at the same time. Each drive signal is constituted by a cyclically smoothly varying voltage applied to the ...


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Coimbra Miguel, Davies Michael Evan: Optical flow estimation method. Queen Mary & Westfield College, Coimbra Miguel, Davies Michael Evan, HARDING Richard Patrick, January 20, 2005: WO/2005/006762 (2 worldwide citation)

The optical flow in an image is estimated using only parameters extracted directly from a compressed video data stream, substantially eliminating the need to decode the video data stream for this purpose. Coefficients extracted from the compressed video data stream are used to establish a confidence ...


8
Morris Robin Jeremy Richard: Optical modulation devices. Bookham Technolgy, Morris Robin Jeremy Richard, HARDING Richard Patrick, April 29, 2004: WO/2004/036794 (2 worldwide citation)

An optical modulation device in the form of a reflection transceiver 1 integrated an a chip 2 is provided for transmitting data signals to a plurality of remote locations along a single optical fibre. The device comprises a demultiplexer 3, a plurality of channel waveguides 4 incorporating VOAs 5, a ...


9
Simpson Neil Andrew Abercrombie: Procedures and equipment for profiling and jointing of pipes. Weatherford Lamb, Simpson Neil Andrew Abercrombie, HARDING Richard Patrick, June 29, 2000: WO/2000/037766 (1 worldwide citation)

Methods and apparatus for shaping pipes, tubes, liners, or casing at downhole locations in wells. Use is made of rollers bearing radially outwards against the inside wall of the pipe (etc.), the rollers being rolled around the pipe to cause outward plastic deformation which expands and shapes the pi ...


10
Metcalfe Paul David, Simpson Neil Andrew Abercrombie: Profile formation. Weatherford Lamb, HARDING Richard Patrick, June 29, 2000: WO/2000/037767 (1 worldwide citation)

A method of forming a profile (10) in a section of tubing (12) comprises: providing an expander device (14) having at least one radially extendable expander member (22); positioning the device (14) at a predetermined location in the tubing (12); and extending the member (22) to deform the tubing (12 ...