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A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.
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| Number | Title | Issue Date |
| 8146655 | Methods and apparatus for downhole characterization of emulsion stability A method (and corresponding apparatus) for downhole fluid analysis of petroleum formation fluids. The method includes capturing in a chamber of a downhole tool at least two immiscible formation fluids in a generally segregated state (the fluids including petroleum),... | 04/03/2012 |
| 8123888 | Fiber reinforced polymer oilfield tubulars and method of constructing same A technique facilitates construction of high temperature fiber reinforced polymer oilfield tubulars. The technique comprises a method of combining a fiber material and a high temperature thermoset resin to create a high performance composite material. The composite ... | 02/28/2012 |
| 8065929 | Environmental mechanical test apparatus An environmental mechanical test apparatus includes a pressure generation source and an isolation cylinder in fluid communication with the pressure generation source. The test apparatus further includes a pressure containment cell configured to receive a test specim... | 11/29/2011 |
| 8013601 | Methods for determining in situ the viscosity of heavy oil using nuclear magnetic resonance relaxation time measurements The viscosity η (in centipoise) of a heavy oil sample is determined according to an equation of the form ln η η g =... | 09/06/2011 |
| 7996154 | Methods and apparatus for analysis of downhole asphaltene gradients and applications thereof A method and system for characterizing asphaltene gradients of a reservoir of interest and analyzing properties of the reservoir of interest based upon such asphaltene gradients. The analysis employs a correlation that relates insoluble asphaltene concentration to s... | 08/09/2011 |
| 7965078 | Methods for determining in situ the viscosity of heavy oil Viscosity of heavy oil is determined in situ in a formation by making nuclear magnetic resonance (NMR) measurements in the formation, and then calculating viscosity according to an equation of the form T | 06/21/2011 |
| 7920970 | Methods and apparatus for characterization of petroleum fluid and applications thereof An improved method and system for characterizing the compositional components of a hydrocarbon reservoir of interest and analyzing fluid properties of the reservoir of interest based upon its compositional components. ... | 04/05/2011 |
| 7854276 | Methods, systems, and apparatus for production of hydrocarbons from a subterranean formation Methods, systems, and apparatus that are suitable for use in production of hydrocarbons from subterranean heavy oil deposits employ a subterranean cavity in communication with a borehole. The cavity is preferably formed along a U-tube borehole by coiled tubing reami... | 12/21/2010 |
| 7822554 | Methods and apparatus for analysis of downhole compositional gradients and applications thereof A method and system are provided for characterizing a reservoir of interest by comparing measured downhole fluid analysis measurement data with predicted downhole fluid analysis measurement data for the corresponding depth within the reservoir. The downhole fluid an... | 10/26/2010 |
| 7757775 | Mitigation of localized stress in tubulars A technique distributes localized stress acting on a tubular. The tubular is formed with an inner layer and an outer layer that is compliant relative to the inner layer. A force distribution material is disposed between the inner layer and the outer layer to spread ... | 07/20/2010 |
| 7691788 | Compositions and methods of using same in producing heavy oil and bitumen Compositions and methods of using same are described for negating asphaltene deposition in a formation, wellbore, near wellbore region, and production tubing. Compositions of the invention comprise an asphaltene solvent and a viscosity reducing agent, the asphaltene... | 04/06/2010 |
| 7688071 | NMR measurement of wax appearance in fluids A method for determining a wax appearance temperature of a fluid includes obtaining nuclear magnetic resonance (NMR) measurements of the fluid at a plurality of temperatures; deriving a NMR parameter from each of the NMR measurements; and determining the wax appeara... | 03/30/2010 |
| 7669482 | System and method for testing tubular well products A technique enables testing of a wellbore tubular under simulated well conditions. The wellbore tubular is mounted in a fixture for testing. Controllable systems are used to subject the wellbore tubular to a variety of predetermined conditions simulating potential d... | 03/02/2010 |
| 7640133 | Method, apparatus and system for characterizing two phase fluid flow in an injection well A method and corresponding system is provided for determining fluid properties of a two phase fluid flowing through various portions of a wellbore. Specifically, the method and corresponding system determines fluid properties (e.g. enthalpy flux) of the two phase fl... | 12/29/2009 |
| 7637167 | Apparatus and method for characterizing two phase fluid flow An apparatus (and corresponding method) for characterizing the fluid properties of a two phase fluid includes a restriction element (e.g., orifice plate or nozzle) along the flow path of the two phase fluid. At least one temperature sensor measures temperature of th... | 12/29/2009 |
| 7631706 | Methods, systems and apparatus for production of hydrocarbons from a subterranean formation Methods, systems, and apparatus that are suitable for use in production of hydrocarbons from subterranean heavy oil deposits employ a subterranean cavity in communication with a borehole. The cavity is preferably formed along a U-tube borehole by coiled tubing reami... | 12/15/2009 |
| 7593101 | High-pressure cross-polar microscopy cells having adjustable fluid passage and methods of use Apparatus and methods are described for observing samples at non-ambient temperatures and pressures. One apparatus comprises a cell body having a fluid flow-through passage and a light passage intersecting the fluid flow-through passage at an adjustable light pathle... | 09/22/2009 |
| 7581436 | Method for operating a couette device to create and study emulsions A method for generating and characterizing an emulsion. The method provides a Couette device having first and second cylindrical members that define an annulus between them. The second cylindrical member is rotatably driven with respect to the first cylindrical memb... | 09/01/2009 |
| 7523648 | Apparatus and methods for solids deposition and analysis Apparatus and methods are described for solids deposition study. One apparatus embodiment of the invention comprises an internal and an external cylinder positioned between first and second end portions, at least one of the cylinders being rotatable and thus forming... | 04/28/2009 |
| 7467559 | Apparatus and methods for sample handling and rheology analysis Apparatus and methods are described for isolating or manipulating a portion of a sample at non-ambient temperatures and pressures. One apparatus embodiment of the invention comprises a primary sample containment vessel defining a primary chamber, the vessel having a... | 12/23/2008 |
| 7464755 | Methods and systems for sampling heavy oil reservoirs Methods and systems and are described for isolating or manipulating a sample of a heavy oil composition from a hydrocarbon reservoir. One method embodiment of the invention comprises circulating a heated fluid in a first region of a reservoir where a heavy oil compo... | 12/16/2008 |
| 7451813 | System and method for bleeding off pressure following servicing a well A technique facilitates release of pressure from a well, and/or surface treating lines, via a bleed-off mechanism. The bleed-off mechanism is in fluid communication with a flow path extending from a wellhead valve or wellbore and designed for connection with a vacuu... | 11/18/2008 |
| 7379819 | Reservoir sample chain-of-custody Methods of assuring that a representative formation and/or fluid sample of a subterranean reservoir is obtained are provided. One method of validating a reservoir fluid sample obtained from a wellbore includes the steps of acquiring a reservoir fluid sample in the w... | 05/27/2008 |
| 7126680 | Method for measuring and calibrating measurements using optical fiber distributed sensor Methods for calibrating and making measurements using fiber optic sensors are disclosed using backscattered wavelengths and independent sensors. The disclosure sets outs methods applicable with fiber optic sensors either in a deployed in a loop and in a linear confi... | 10/24/2006 |
| 7114557 | System and method for optimizing production in an artificially lifted well A system and method is provided for optimizing production from a well. A plurality of sensors are positioned to sense a variety of production related parameters. The sensed parameters are applied to a wellbore model and validated. Discrepancies between calculated pa... | 10/03/2006 |
| 7112080 | Wet mateable connector An electrical connector, for use in underwater applications. The connector comprises a male component having a least one contact pin and a female component having a contact module. The male and female components engage, in use, to form a watertight electrical connec... | 09/26/2006 |
| 7004638 | Sealing system for connector A sealing system for use with a sub-sea connector. The sealing system comprises an actuation sleeve retaining a ball valve within the exposed end of the sleeve and a valve control system connecting the ball valve to an actuation member and applying a force to the ba... | 02/28/2006 |
| 6997256 | Use of fiber optics in deviated flows A system to determine the mixture of fluids in the deviated section of a wellbore comprising at least one distributed temperature sensor adapted to measure the temperature profile along at least two levels of a vertical axis of the deviated section. Each distributed... | 02/14/2006 |
| 6977367 | Providing a light cell in a wellbore This invention provides a method for controlling production operations using fiber optic devices. An optical fiber carrying fiber-optic sensors is deployed downhole to provide information about downhole conditions. Parameters related to the chemicals being used for ... | 12/20/2005 |
| 6943340 | Method and apparatus of providing an optical fiber along a power supply line This invention provides a method for controlling production operations using fiber optic devices. An optical fiber carrying fiber-optic sensors is deployed downhole to provide information about downhole conditions. Parameters related to the chemicals being used for ... | 09/13/2005 |
| 6920395 | Method and apparatus for determining flow rates A fiber optic sensor system provides sufficient thermal information to determine the mass flow rates of produced fluids within a well bore, using an optical fiber placed within or adjacent to the well bore without interference with production or prejudicing the inte... | 07/19/2005 |
| 6913083 | Method and apparatus to monitor, control and log subsea oil and gas wells A method and apparatus for logging, controlling, or monitoring a subsea well or group of wells through a path not within production tubing. Preferred embodiments allow logging tools, wire rope, optic fibers, electrical cables, monitoring and measuring instruments an... | 07/05/2005 |
| 6828547 | Wellbores utilizing fiber optic-based sensors and operating devices This invention provides a method for controlling production operations using fiber optic devices. An optical fiber carrying fiber-optic sensors is deployed downhole to provide information about downhole conditions. Parameters related to the chemicals being used for ... | 12/07/2004 |
| 6827149 | Method and apparatus for conveying a tool in a borehole A method for conveying a tool into a borehole with the use of a tool conveying apparatus includes deploying the tool conveying apparatus into the borehole, transmitting fluid through the tool conveying apparatus, the tool conveying apparatus generating power from th... | 12/07/2004 |
| 6826954 | Method and apparatus for flow measurement A method and apparatus is disclosed for measuring the flow of fluid in the conduit, giving the example of oil in a well bore (12). A heat exchanger such as a cooling station (66) is placed in the well bore (12) and caused to create a slug of coo... | 12/07/2004 |
| 6817257 | Apparatus for the remote measurement of physical parameters A system and method for the remote measurement of physical parameters, comprising an optical fiber cable adapted to measure a physical parameter in a remote location, a conduit extending to the remote location and configured to accommodate the optical fiber cable, a... | 11/16/2004 |
| 6808023 | Disconnect check valve mechanism for coiled tubing A tubing conveyed disconnect check valve mechanism having releasable connection with a payload tool and being selectively actuated downhole for disconnecting from the payload tool for retrieval by the tubing string, with the check valve enabled for direct circulatin... | 10/26/2004 |
| 6776239 | Tubing conveyed fracturing tool and method A tubing conveyed multi-position well treating tool having a tubular housing and a tubular inner member which are relatively positionable at “Set”, “Treat”, “Dump” and “Release” positions actuated by a mechanical indexing mechanism. The indexing mech... | 08/17/2004 |
| 6776240 | Downhole valve A valve for downhole well service, having a rotary indexer carrying an elastically-loaded valve element on a valve seat surface in a flow passage, the valve element adapted to obstruct one or more flow passages in the valve seat surface when aligned therewith. The v... | 08/17/2004 |
| 6758271 | System and technique to improve a well stimulation process A technique that is usable with a subterranean well includes introducing a fluid into the well in connection with a fluid efficiency test. The technique also includes measuring a temperature versus depth distribution along a section of the well in response to the in... | 07/06/2004 |
