Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Application No. | Application Title | Issue Date |
| 20130123151 | METALLIC PARTICLE MEDIATED VISCOSITY REDUCTION OF VISCOELASTIC SURFACTANTS A method for breaking the viscosity of an aqueous fluid gelled with a viscoelastic surfactant (VES) is disclosed. The method includes providing an aqueous fluid and adding to the aqueous fluid, in any order: at least one VES comprising a non-ionic surfactant, cationic s... | 05/16/2013 |
| 20130123150 | METALLIC PARTICLE INDUCED SAPONIFICATION OF FATTY ACIDS AS BREAKERS FOR VISCOELASTIC SURFACTANT-GELLED FLUIDS A method for affecting the viscosity of an aqueous fluid gelled with a VES includes providing an aqueous fluid and adding to the aqueous fluid, in any order: at least one VES comprising a non-ionic surfactant, cationic surfactant, amphoteric surfactant or zwitterionic s... | 05/16/2013 |
| 20130119994 | APPARATUS, SYSTEM AND METHOD FOR ESTIMATING A PROPERTY OF A DOWNHOLE FLUID An apparatus is disclosed for estimating a property of a downhole fluid, the apparatus including but not limited to a test cell that receives the downhole fluid; a swept frequency electromagnetic energy source that emits electromagnetic energy toward the downhole fluid ... | 05/16/2013 |
| 20130119245 | METHOD AND APPARATUS FOR ESTIMATING A DOWNHOLE FLUID PROPERTY USING A CHARGED PARTICLE DENSITOMETER An apparatus, system and method are disclosed for estimating a property of a fluid downhole, the apparatus including but not limited to a carrier that is conveyable in a borehole; a test cell carried by the carrier for capturing a fluid downhole; a fluid channel immerse... | 05/16/2013 |
| 20130118813 | CUTTING ELEMENTS HAVING LATERALLY ELONGATED SHAPES FOR USE WITH EARTH-BORING TOOLS, EARTH-BORING TOOLS INCLUDING SUCH CUTTING ELEMENTS, AND RELATED METHODS A cutting element for an earth-boring tool includes a volume of superabrasive material on a substrate. The cutting element has an elongated shape in a lateral dimension parallel to a front cutting face of the cutting element, and has a maximum lateral width in a first d... | 05/16/2013 |
| 20130118811 | Drilling Apparatus Including Milling Devices Configured to Rotate at Different Speeds In one aspect, an apparatus for forming a borehole is provided that in one embodiment may include a first milling device configured to rotate at a first rotational speed in a first direction, and a second milling device around the first milling device configured to rota... | 05/16/2013 |
| 20130118762 | Wireline supported bi-directional shifting tool with pumpdown feature A shifting tool for sleeves is supported on wireline or slickline and is pumped to the desired location by pressure from above delivered against the tool and passing around its periphery or against an articulated peripheral extending member that can optionally seal. Onc... | 05/16/2013 |
| 20130118759 | AGENTS FOR ENHANCED DEGRADATION OF CONTROLLED ELECTROLYTIC MATERIAL A method for degrading a downhole article includes exposing the downhole article comprising a controlled electrolytic material to a composition that comprises a reducing agent. The method also includes contacting the downhole article with the reducing agent to degrade t... | 05/16/2013 |
| 20130118739 | Real Time Downhole Sensor Data for Controlling Surface Stimulation Equipment A system, method and apparatus for stimulating a reservoir is disclosed. A slurry is supplied to the work string at the surface, which work string extends from the surface location to a downhole location adjacent the reservoir. A parameter of the slurry is measured at t... | 05/16/2013 |
| 20130118734 | METHOD AND APPARATUS FOR ESTIMATING A DOWNHOLE FLUID PROPERTY USING A RARE EARTH DOPED LASER A method and apparatus are disclosed for estimating a property of a downhole fluid, the apparatus including but not limited to a carrier that is conveyable in a borehole; a test cell carried by the carrier for capturing the downhole fluid; a rare earth doped electromagn... | 05/16/2013 |
| 20130118733 | WELLBORE CONDITION MONITORING SENSORS Disclosed is an apparatus for estimating a downhole property of interest. The apparatus includes a carrier configured to be conveyed in a borehole penetrating an earth formation and carry a releasable sensor. The sensor is configured to be released by the carrier into d... | 05/16/2013 |
| 20130118730 | DOWNHOLE TOOLS INCLUDING ANOMALOUS STRENGTHENING MATERIALS AND RELATED METHODS Downhole tools for use in wellbores in subterranean formations comprise a body comprising at least one anomalous strengthening material. Methods of forming downhole tools for use in wellbores in subterranean formations comprise forming a body comprising at least one ano... | 05/16/2013 |
| 20130115462 | POLARIZABLE NANOPARTICLES AND ELECTRORHEOLOGICAL FLUID COMPRISING SAME A nanoparticle composition includes a metal nanoparticle, and a continuous dielectric coating on a surface of the metal nanoparticle, the nanoparticle composition being a dielectric material. A nanoparticle is in addition the reaction product of an organometallic compou... | 05/09/2013 |
| 20130115047 | IMPELLER VANE WITH LEADING EDGE ENHANCEMENT A centrifugal pumping system having a stack of impellers and diffusers for pressurizing fluid. The impellers are rotated by a motor for pressurizing and lifting fluid from within a wellbore. Undulating profiles are provided on leading edges of the impellers for inducing... | 05/09/2013 |
| 20130113479 | METHOD FOR CORRECTING NMR AND NUCLEAR LOGS IN FORMATE MUD FILTRATE INVADED FORMATONS A method of calculating a porosity of a geological formation includes determining a bulk pore volume and a movable fluid pore volume in the geological formation in which drilling mud including a mud filtrate is introduced, calculating a porosity of the formation based o... | 05/09/2013 |
| 20130112911 | MAGNETIC NANOPARTICLES AND MAGNETORHEOLOGICAL FLUID COMPRISING SAME A nanoparticle composition comprises a ferromagnetic or superparamagnetic metal nanoparticle, and a functionalized carbonaceous coating on a surface of the ferromagnetic or superparamagnetic metal nanoparticle. A magnetorheological fluid comprises the nanoparticle compo... | 05/09/2013 |
| 20130112485 | PLOW-SHAPED CUTTING ELEMENTS FOR EARTH-BORING TOOLS, EARTH-BORING TOOLS INCLUDING SUCH CUTTING ELEMENTS, AND RELATED METHODS A cutting element for an earth-boring tool includes at least one volume of superabrasive material on a substrate. The volume of superabrasive material includes a first planar surface and a second planar surface oriented at an angle relative to the first planar surface a... | 05/09/2013 |
| 20130112429 | ENHANCED ELECTROLYTIC DEGRADATION OF CONTROLLED ELECTROLYTIC MATERIAL A method for degrading a downhole article includes exposing the downhole article to a composition comprising a corrosive agent selected from a reducing sugar, ester, aminocarboxylic acid, or a combination thereof. The method also includes contacting the downhole article... | 05/09/2013 |
| 20130112397 | Spiral Whipstock for Low-Side Casing Exits A whipstock features a spiral ramp so that, in a horizontal run, access to a milled window with other tools is not impeded because such tools can traverse onto the ramp and still be directed to the window. Angular rotation of the ramp can be at 180° or more and the pit... | 05/09/2013 |
| 20130112227 | Elimination of hydraulic fluid contamination through internal bright annealing A method and apparatus for cleaning a tubular member is disclosed. A storage device holds the tubular member in a finished form and a translation device passes the tubular member from the first storage device. A gas is supplied through the tubular member. A heating devi... | 05/09/2013 |
| 20130108800 | NANO-COATINGS FOR ARTICLES A composite includes a substrate, a binder layer disposed on a surface of the substrate; and a nanofiller layer comprising nanographene and disposed on a surface of the binder layer opposite the substrate. In addition, a nano-coating layer for coating a substrate includ... | 05/02/2013 |
| 20130107258 | Downhole Sensors Using Anisotropic Permittivity A apparatus for use in a borehole in an earth formation. The apparatus may include: an electromagnetic source; an anisotropic permittivity material, either natural or manufactured, receiving electromagnetic radiation from the electromagnetic source; and a detector for e... | 05/02/2013 |
| 20130105230 | ABRASIVE-IMPREGNATED CUTTING STRUCTURE HAVING ANISOTROPIC WEAR RESISTANCE AND DRAG BIT INCLUDING SAME An abrasive-impregnated cutting structure for use in drilling a subterranean formation is disclosed. The abrasive-impregnated cutting structure may comprise a plurality of abrasive particles dispersed within a substantially continuous matrix, wherein the abrasive-impreg... | 05/02/2013 |
| 20130105229 | Cone Retention and Tapered Bearing Preload System for Roller Cone Bit The roller cone is retained to the head with axial play taken out of the bearings with a tension rod tensioned from the rear of the head and away from the nose bearing region of the head allowing greater resistance to loading in the region of the nose bearing and a redu... | 05/02/2013 |
| 20130105228 | Grease Distribution System for Roller Cone Bit Passing through a Retaining Bore in the Head The roller cone is retained to the head with axial play taken out of the bearings with a tension rod that is tensioned from the rear of the head and away from the nose bearing region of the head allowing greater resistance to loading in the region of the nose bearing an... | 05/02/2013 |
| 20130105175 | FRANGIBLE PRESSURE CONTROL PLUG, ACTUATABLE TOOL INCLUDING THE PLUG, AND METHOD THEREOF A frangible pressure control plug includes a first portion of a body adjacent a first end of the plug. A second portion of the body adjacent a second end of the plug. The second portion attached to the first portion in a first condition. A groove in the body interposed ... | 05/02/2013 |
| 20130105148 | HYDROCARBON DETECTION IN ANNULUS OF WELL Disclosed is an apparatus for completion of a well. The apparatus includes a tubular configured to be disposed in a wellbore penetrating the earth where an annulus region is defined between an exterior surface of the tubular and a wall of the wellbore. The apparatus fur... | 05/02/2013 |
| 20130105146 | Perforating Gun Spacer Perforating gun connectors are provided with a small diameter inner tube to house the detonating cord and an outer load-bearing tube that is ported to be in pressure balance. The inner tube controls the volume in the gun for the well fluids to enter after the guns are f... | 05/02/2013 |
| 20130104572 | DOWNHOLE REFRIGERATION USING AN EXPENDABLE REFRIGERANT Cooling of downhole components is effected using an expendable refrigerant, such as water. Refrigerant, in thermal communication with a component to be cooled, is evaporated in an evaporator. Vapor is removed from the evaporator and released into a borehole, in order to... | 05/02/2013 |
| 20130102719 | DISPERSION OF CARBONACEOUS NANOPARTICLES AND METHOD OF MAKING THE SAME A dispersion includes a carbonaceous nanoparticle, a dispersant including a graft polymer having a poly(alkylene glycol) side chain, and a polar solvent. An article coated with the dispersion and a method of making the dispersion are disclosed.... | 04/25/2013 |
| 20130101460 | INHIBITING CORROSION IN AQUEOUS FILMS In a process for the exploration for or the production of crude oil and/or natural gas, wherein metal objects are exposed to a gas for period of time sufficient to produce an aqueous film, a method including introducing a corrosion inhibitor into a fluid in contact with... | 04/25/2013 |
| 20130101447 | CENTERING COUPLING FOR SPLINED SHAFTS SUBMERSIBLE PUMPING SYSTEMS AND ELECTRICAL SUBMERSIBLE PUMPS A submersible pumping system, electrical submersible pump, and method of providing enhanced alignment of motor and driven shafts of submersible pumping systems and electrical submersible pumps, are provided. An example of an electrical submersible pump system includes a... | 04/25/2013 |
| 20130101446 | HIGH EFFICIENCY IMPELLER An impeller vane includes at least one groove on a high pressure or working surface of the impeller vane to increase pump efficiency and reduce pump power requirements. The impeller vane includes a groove or a plurality of grooves formed on the high pressure surface of ... | 04/25/2013 |
| 20130100447 | OPTICAL SENSING UTILIZING OPTICAL CRYSTAL AND POLARIZATION MEASUREMENTS An apparatus for measuring a parameter includes: an optical crystal having an optical axis and configured to be disposed at a selected location; an optical signal source in optical communication with a surface of the crystal and configured to transmit an optical signal ... | 04/25/2013 |
| 20130099791 | Methodologies to Improve Reliability of Transducer Electrical Interconnections The present disclosure relates to methods and apparatuses measuring a property of a material. The apparatus may include a transducer comprising a first electrical conductor, a second electrical conductor, and a piezoelectric component configured to receive the two condu... | 04/25/2013 |
| 20130098972 | METHODS FOR ATTACHING CUTTING ELEMENTS TO EARTH-BORING TOOLS AND RESULTING PRODUCTS Methods of attaching cutting elements to earth-boring tools, comprising abutting a portion a cutting element against at least one surface of an earth-boring tool with a braze material disposed therebetween; and brazing the cutting element to the earth-boring tool by app... | 04/25/2013 |
| 20130098634 | MONOBORE EXPANSION SYSTEM - ANCHORED LINER Methods for forming a wellbore may include placing an upper section of inside a lower section of a parent liner; positioning an upper sealing member and a lower sealing member in the wellbore to form a pressure chamber, and expanding the second liner using the pressure ... | 04/25/2013 |
| 20130098630 | DOWNHOLE FLOW CONTROL DEVICE AND METHOD A flow control device, including a first member defining a first portion of a flow path and a second member defining a second portion of the flow path. The flow path has a cross sectional flow area defined at least partially by the first member and the second member. A ... | 04/25/2013 |
| 20130098623 | Low Dosage Kinetic Hydrate Inhibitors for Natural Gas Production Systems Copolymers containing acryloylmorpholine and vinylimidazole, and optionally vinylcaprolactam and/or n-vinyl pyrrolidone, have shown superior results in hydrate inhibition tests at conditions of 7° C. subcooling dosed at 1 vol % based on the water cut of the system flui... | 04/25/2013 |
| 20130098616 | FLOW ISOLATION SUB FOR TUBING OPERATED DIFFERENTIAL PRESSURE FIRING HEAD An isolation sub for use in a perforating system that includes a pressure activated firing head. The isolation sub is set between the pressure source that is used to initiate the firing head. A pressure regulator in the sub is responsive to fluctuations in pressure diff... | 04/25/2013 |