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Evolution Engineering Inc patents


Recent patent applications related to Evolution Engineering Inc. Evolution Engineering Inc is listed as an Agent/Assignee. Note: Evolution Engineering Inc may have other listings under different names/spellings. We're not affiliated with Evolution Engineering Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "E" | Evolution Engineering Inc-related inventors


Electromagnetic telemetry gap sub assembly with insulating collar

An insulating collar for a gap sub assembly for electromagnetic (em) telemetry used in downhole drilling is disclosed. The gap sub assembly comprises a female member comprising a female mating section and a male member comprising a male mating section and a gap section. ... Evolution Engineering Inc

Axially-supported downhole probes

An assembly for use in subsurface drilling includes a downhole probe supported by a locking mechanism with a bore of a drill string section. The probe comprises a first spider and a second spider at the uphole and downhole sections of the probe. ... Evolution Engineering Inc

Rotary locking sub for angular alignment of downhole sensors with high side in directional drilling

Adjustment of the angle of a bent sub or other steering feature in a drill string relative to a reference angle of a downhole sensor is facilitated by a rotatable coupling between the bent sub and the sensor. The rotatable coupling may be rotated to align the high side with a reference indicium and locked at the set angle. ... Evolution Engineering Inc

At-surface communication with downhole tools

Method and apparatus for transmitting data to or from a downhole tool while the tool is at or near the surface using a wireless data link. A downhole tool comprising a gap sub having a tubular section with first and second longitudinally spaced-apart electrically-conducting parts that are electrically isolated from each other. ... Evolution Engineering Inc

Universal downhole probe system

A downhole probe is adapted to be supported in drill string sections having different internal diameters with the use of a set of interchangeable centralizers. Each centralizer is dimensioned to snugly receive the downhole probe and to bear against the bore wall of a drill-string section. ... Evolution Engineering Inc

Pressure compensation device for a fluid pressure pulse generating apparatus

A pressure compensation device for a downhole fluid pressure pulse generator comprising: a membrane sleeve; a membrane support with a bore for receiving a drive-shaft, a central section which receives the membrane sleeve, a male mating section on each side, each having a groove extending around an external surface and at least one opening aligned with the groove; a pair of female mating components with a bore and a channel in an internal surface, each female mating component configured to mate with one of the male mating sections to axially clamp the membrane sleeve between the membrane support and the female mating components; and a pair of retaining rings each received between the male mating section groove and the female mating component channel, where the retaining rings are accessible through the opening in the male mating section and radially expandable into a space in the female mating component to unseat the retaining ring from the groove for removal.. . ... Evolution Engineering Inc

Method and apparatus for determining rotor position in a fluid pressure pulse generator

A method for determining a rotational position of a rotor in a fluid pressure pulse generator of a downhole telemetry tool comprises: for at least one rotational position of the rotor, determining an expected pressure of a drilling fluid at the fluid pressure pulse generator that corresponds to the at least one rotational position; forming a rotor position map of rotor rotational positions and corresponding expected drilling fluid pressures from the at least one rotational position of the rotor and the corresponding determined expected pressure; measuring a pressure of the drilling fluid at the fluid pressure pulse generator, and determining the rotational position of the rotor at the measured pressure by associating the measured pressure to an expected pressure and corresponding rotor rotational position in the rotor position map.. . ... Evolution Engineering Inc

Device and method for securing conduit interior wear sleeve

A device and method for securing a sleeve (for sacrificial wear and/or electrical isolation) inside a conduit. In one embodiment, the retention device sits adjacent one end of the sleeve and comprises a ring having a protuberance or lip extending parallel to and against the end of the sleeve, thus pressing the end of the sleeve against the inner surface of the conduit. ... Evolution Engineering Inc

Device and method for retaining probe exterior wear sleeve

A device and method for retaining a sacrificial wear sleeve on the exterior of an in-pipe device such as an electronics package or probe. In one embodiment, the retention mechanism comprises a ring having a protuberance or lip extending parallel to and against the end of the sleeve, thus pressing the end of the sleeve against the external surface of the device. ... Evolution Engineering Inc

Downhole electromagnetic and mud pulse telemetry apparatus

A measurement-while-drilling (mwd) telemetry system comprises a downhole mwd telemetry tool comprising a mud pulse (mp) telemetry unit and an electromagnetic (em) telemetry unit. The mwd telemetry tool can be configured to transmit data in an em-only telemetry mode using only the em telemetry unit, in an mp-only mode using only the mp telemetry unit, or in a concurrent telemetry mode using both the em and mp telemetry units concurrently. ... Evolution Engineering Inc

Electromagnetic communications system and method for a drilling operation

A wireless communications system for a downhole drilling operation comprises surface communications equipment and a downhole telemetry tool. The surface communications equipment comprises a surface em communications module with an em downlink transmitter configured to transmit an em downlink transmission at a frequency between 0.01 hz and 0.1 hz. ... Evolution Engineering Inc

Optimizing electromagnetic telemetry transmissions

An electromagnetic telemetry system adjusts telemetry parameters which may include carrier frequency, signal amplitude and/or data encoding protocol to achieve reliable data transmission and to conserve power. In some embodiments, sweep signals transmit a range of carrier frequencies and the parameters are determined in part by analyzing the received sweep signals. ... Evolution Engineering Inc

Mud pulse telemetry apparatus with a pressure transducer and method of operating same

A pressure measurement apparatus for a downhole measurement-while-drilling tool comprises a feed through connector and a pressure transducer. The feed through connector comprises a body with a first end and an opposite second end, at least one electrical interconnection extending axially through the body and out of the first and second ends, and a pressure transducer receptacle in the first end and a communications bore extending from the receptacle to the second end. ... Evolution Engineering Inc

Downhole telemetry tool with adaptive frequency transmitter

A method for selecting a drilling fluid pressure pulse transmission frequency in a downhole telemetry tool comprises: emitting a frequency sweep wave in a drilling fluid that comprises pressure pulses over a range of frequencies and over a period of time; measuring a pressure of the drilling fluid at the telemetry tool while the frequency sweep wave is being emitted; determining a signal strength at each frequency in the range of frequencies from the measured pressure of the drilling fluid; and selecting at least one frequency in the range of frequencies that meets a selected signal strength threshold as a telemetry signal transmission frequency for the telemetry tool. The method can further comprise encoding the at least one selected frequency in a header message and transmitting the header message to surface using pressure pulse telemetry, and then encoding telemetry data into a pressure pulse telemetry signal and transmitting the pressure pulse telemetry signal to surface at the at least one selected frequency.. ... Evolution Engineering Inc

09/21/17 / #20170268330

Selecting transmission frequency based on formation properties

A method and apparatus for downhole data transmission. The method comprising monitoring electrical impedance properties of a downhole formation by applying an electrical signal between a first portion and a second portion of a drill string that are electrically insulated from each other by an insulating portion, selecting a frequency for transmitting data by electromagnetic telemetry based at least in part on the monitored electrical impedance and transmitting the data by encoding the data in a waveform having the selected frequency and applying the waveform between the first portion and the second portion of the drill string.. ... Evolution Engineering Inc

09/14/17 / #20170260853

Fluid pressure pulse generator for a downhole telemetry tool

A fluid pressure pulse generator for a downhole telemetry tool comprising a stator and a rotor. The stator comprises a stator flow diverter radially extending across a flow path for fluid flowing through the fluid pressure pulse generator and having one or more than one stator flow channel therethrough through which the fluid flows. ... Evolution Engineering Inc

08/31/17 / #20170248010

A flow bypass sleeve for a fluid pressure pulse generator of a downhole telemetry tool

A flow bypass sleeve for a fluid pressure pulse generator of a downhole telemetry tool. The fluid pressure pulse generator comprising a stator having one or more flow channels or orifices through which drilling fluid flows and a rotor which rotates relative to the stator to move in and out of fluid communication with the flow channels or orifices to create fluid pressure pulses in the drilling fluid flowing through the fluid pressure pulse generator. ... Evolution Engineering Inc

08/31/17 / #20170247952

Methods and apparatus for generating electromagnetic telemetry signals

An electromagnetic telemetry signal generating assembly comprises a first section of drill string, a second section of drill string, a gap sub configured to insulate the first section from the second section, and a power source configured to provide a first voltage to a control circuit. The control circuit is configured to drive a second voltage between the sections of drill string. ... Evolution Engineering Inc

08/24/17 / #20170241255

Back up directional and inclination sensors and method of operating same

The embodiments described herein generally relate to a method and apparatus for providing a back up system of directional and inclination (d&i) information to be gathered and transmitted in addition to primary d&i sensors currently employed in industry. A downhole probe assembly including primary sensors, back up sensors and a controller is disclosed. ... Evolution Engineering Inc

08/17/17 / #20170234123

Detection of downhole data telemetry signals

An assembly for receiving telemetry signals from downhole equipment is located at a top end of a drill string above a drill rig floor. The assembly may be configured to receive multiple types of telemetry signals, for example, two or more of electromagnetic telemetry, mud pulse telemetry and drill string acoustic telemetry signals. ... Evolution Engineering Inc

07/27/17 / #20170211379

Downhole telemetry

A telemetry system with a plurality of controllers and telemetry systems, where the controllers are configured to obtain information from one or more sensors and transmit that information on one or more of the plurality of telemetry systems. The configuration of a controller may be changed so as to change which information is transmitted on a given telemetry system.. ... Evolution Engineering Inc

07/27/17 / #20170211378

Optimizing downhole data communication with at bit sensors and nodes

Data is communicated from sensors at a downhole location near a drill bit to surface equipment. Communication to the surface equipment may be direct or may pass through a series of nodes. ... Evolution Engineering Inc

07/27/17 / #20170211377

Mixed-mode telemetry systems and methods

A telemetry method transmits data by mp telemetry to a telemetry relay system which retransmits the data by em telemetry. The method avoids the need to incorporate mp telemetry pressure transducers into rig equipment and permits telemetry from regions unfavourable for em telemetry because of depth and/or characteristics surrounding formations.. ... Evolution Engineering Inc

07/20/17 / #20170208701

Mounting and component holder apparatuses and assemblies for holding rigid components

A component mounting apparatus for holding a rigid component in a downhole bore or a downhole collar based application includes a first body including first and second parallel spaced apart component holders disposed in a first common plane and a first support connecting the component holders together. The first and second parallel spaced apart component holders are operable to receive and grip a rigid component between the first and second parallel spaced apart component holders. ... Evolution Engineering Inc

07/13/17 / #20170199302

Downhole system with integrated backup sensors

A downhole system comprises a main sensor, such as a gamma sensor, and a backup sensor. The backup sensor may be of a different type from the main sensor. ... Evolution Engineering Inc

07/13/17 / #20170198570

Fluid pressure pulse generator for a downhole telemetry tool

A fluid pressure pulse generator for a downhole telemetry tool comprising a stator and a rotor. The stator has a stator body and a plurality of radially extending stator projections spaced around the stator body, with adjacently spaced stator projections defining stator flow channels extending therebetween. ... Evolution Engineering Inc

06/08/17 / #20170159427

Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location

Methods, techniques, and systems for transmitting a data frame of an electromagnetic (em) telemetry signal to or from a downhole location can be performed using multi-channel transmissions in which at least two different channels at two different frequencies are used to send a long header and the data frame. At least a portion of the long header is transmitted at a first frequency, and at least a portion of the data frame and any remaining portion of the long header not transmitted at the first frequency are transmitted at one or more additional frequencies different from each other and the first frequency. ... Evolution Engineering Inc

06/08/17 / #20170159426

Integrated downhole system with plural telemetry subsystems

A downhole system has a plurality of telemetry systems and a control system configured to obtain information from one or more sensors and transmit that information on one or more of the plurality of telemetry systems. The configuration of a controller may be changed so as to change which information is transmitted on a given telemetry system and how the information is to be transmitted on the given telemetry system.. ... Evolution Engineering Inc

05/18/17 / #20170138186

Fluid pressure pulse generator for a downhole telemetry tool

A fluid pressure pulse generator for a downhole telemetry tool comprising a stator and a rotor. The stator comprises a stator body and a plurality of radially extending stator projections spaced around the stator body, whereby adjacently spaced stator projections define stator flow channels extending therebetween. ... Evolution Engineering Inc

05/04/17 / #20170122040

Mud motor with integrated mwd system

A measurement-while-drilling system is integrated into a mud motor. The measurement-while-drilling system includes sensors which may include inclination and tool face sensors, for example, located near to the drill bit. ... Evolution Engineering Inc

02/16/17 / #20170045930

Downhole tool with plural data stores

A data logger comprising a first data store, a second data store and a controller connected to receive output from a temperature sensor indicating a temperature of the first data store. The controller may be configured to write data to the first data store and to switch to writing the data on the second data store if the indicated temperature of the first data store exceeds a first threshold temperature. ... Evolution Engineering Inc

02/16/17 / #20170044895

Apparatuses and methods for evaluating systems used in electromagnetic telemetry transmissions

Methods and systems for testing connectivity in an em telemetry system for transmission of a ground originating uplink em telemetry signal. The methods and systems comprise a switch coupled to the link and configured to selectively connect the link to a test signal generator or a signal receiver, the test signal generator configured to generate a test signal and to supply it to a ground conductor, and the current within the link is measured to determine whether the link and ground conductor can properly transmit the ground originating uplink em telemetry signal.. ... Evolution Engineering Inc

02/16/17 / #20170044893

Downhole electronics carrier

A drill string section receives an electronics package. A flow channel extends through an aperture in the electronics package. ... Evolution Engineering Inc

02/16/17 / #20170044853

Jig for coupling or uncoupling drill string sections with detachable couplings and related methods

A jig and method useful for coupling and/or uncoupling drill string sections. In some embodiments, the jig comprises a body having an outer surface for engaging a torqueing tool and a cavity extending from a first end to a second end of the body and an engagement means at the first end of the body. ... Evolution Engineering Inc

02/16/17 / #20170044842

Drill string sections with interchangeable couplings

A drill string section includes one or two tool joints that are removable from a body. Tool joints with different thread configurations may be interchangeably used with the same body. ... Evolution Engineering Inc

02/16/17 / #20170044839

Gap assembly for em data telemetry

A gap sub has electrically-conductive parts held together by electrical insulators which engage in channels formed in the parts. The electrical insulators hold the parts in a spaced-apart electrically-insulated relationship. ... Evolution Engineering Inc

01/19/17 / #20170016284

Centralizer for downhole probes

An assembly for use in subsurface drilling includes a downhole downhole probe supported by a centralizer. The centralizer comprises a tubular member that extends around the downhole probe. ... Evolution Engineering Inc








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