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Patent
Publication NumberUS 10656300Filing StatusIssued PatentAvailabilityUnknownFiling Date2014-01-08Publication Date2020-05-19
A method of estimating electromagnetic parameters of a geological structure, comprising: providing controlled source electromagnetic, CSEM, data of the structure, calculating a numerical model representing electromagnetic parameters of the structure and generating simulated CSEM data, discretising the numerical model based on prior knowledge of the structure, defining a functional for minimising the distance between said simulated CSEM data and said CSEM data, wherein the functional comprises…
Patent
Publication NumberUS 10627283Filing StatusIssued PatentAvailabilityUnknownFiling Date2013-10-16Publication Date2020-04-21
A method of dynamically generating an acoustic noise map of an industrial zone to be used for protecting operators within the zone from exposure to acoustic noise above a safety threshold, the method comprising collecting acoustic noise data using a network of wireless acoustic sensors located within said zone, generating an acoustic noise map using the collected noise data and a numerical model of the propagation of acoustic noise within the zone.
Patent
Publication NumberUS 10605074Filing StatusIssued PatentAvailabilityUnknownFiling Date2019-02-25Publication Date2020-03-31
Systems and methods for assessing geometric fractures parameters in a subsurface formation are disclosed. A first pressure signal and a second pressure signal in a first (observation) wellbore in the subsurface formation may be assessed using a pressure sensor in direct fluid communication with a fluid in the first wellbore. The fluid in the first wellbore may be in direct fluid communication with at least a first fracture in the subsurface formation. The first pressure signal may include a p…
Patent
Publication NumberUS 10590720Filing StatusIssued PatentAvailabilityUnknownFiling Date2016-09-02Publication Date2020-03-17
A method of obtaining an effective bulk modulus of a managed pressure drilling system is disclosed. The method includes generating a pressure wave in the managed pressure drilling system; measuring a time interval for the pressure wave to travel over a distance in the managed pressure drilling system; and calculating the effective bulk modulus of the managed pressure drilling system using the time interval and the distance.
Patent
Publication NumberUS 10591346Filing StatusIssued PatentAvailabilityUnknownFiling Date2015-07-08Publication Date2020-03-17
Subsea equipment-protection apparatus including a fluid monitoring apparatus for detecting a first fluid, a second fluid and a third fluid. The fluid monitoring apparatus including a first float having a density less than that of the first fluid but greater than that of the second fluid; a second float having a density less than that of the second fluid but greater than that of the third fluid; and a sensor configured to detect the first and second floats so that the position of the floats ca…
Patent
Publication NumberUS 10576415Filing StatusIssued PatentAvailabilityUnknownFiling Date2018-02-26Publication Date2020-03-03
A method and system for dehydration of a gas phase and hydrate inhibition of a liquid hydrocarbon phase in a multiphase hydrocarbon fluid stream containing water. The method may include (i) separating the hydrocarbon fluid stream into a liquid phase and a first gas phase, (ii) adding hydrate inhibitor to the first gas phase, and (iii) separating off condensed liquids and a second gas phase. The first gas phase has a water dew point that is lower than the initial multiphase hydrocarbon fluid s…
Patent
Publication NumberUS 10571048Filing StatusIssued PatentAvailabilityUnknownFiling Date2016-02-22Publication Date2020-02-25
A method and apparatus for direct tie-in of pipelines are disclosed. An apparatus is attached to a portion of a pipeline, the apparatus including a tensioning member and a buoyancy element attached to the tensioning member such that, when submerged, the pipeline is deflected as a result of a buoyancy force tensioning the tensioning member, and on releasing the buoyancy element, direct tie-in of the pipeline is performed.
Patent
Publication NumberUS 10563496Filing StatusIssued PatentAvailabilityUnknownFiling Date2015-05-29Publication Date2020-02-18
A system for offshore hydrocarbon processing may include a host at surface level, a subsea processing plant, and an umbilical connecting the host and the subsea processing plant. The subsea processing plant may be adapted to receive a multi-phase hydrocarbon stream from a wellhead and to output at least a hydrocarbon gas-phase stream satisfying a rich gas pipeline transportation specification to a pipeline. The umbilical provides a desiccant for drying the hydrocarbon gas, as well as power an…
Patent
Publication NumberUS 10561977Filing StatusIssued PatentAvailabilityUnknownFiling Date2015-06-05Publication Date2020-02-18
A method of dehydrating a hydrocarbon gas stream including stripping water from a liquid desiccant stream using a water-undersaturated portion of the gas stream, drying the gas stream to extract the stripped water, and then further drying the partially-dried gas stream using the stripped desiccant to achieve a low water content level in the gas stream for pipeline transportation. In one embodiment, the liquid desiccant is supplied by a regeneration facility at a remote location and the liquid…
Patent
Publication NumberUS 10556210Filing StatusIssued PatentAvailabilityUnknownFiling Date2014-02-24Publication Date2020-02-11
There is provided a process for the prevention or reduction of surge wave instabilities during the transport in a flowline of a three phase gas condensate comprising a gas phase, an aqueous phase and a condensate phase, characterized in that a dispersing agent is added to the three phase gas condensate which is able to disperse the aqueous phase in the condensate phase or the condensate phase in the aqueous phase, and a means for the prevention or reduction of surge wave instabilities during …
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