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Patent # Description
US-8,047,322 Optionally connectable four-wheel drive vehicle
An optionally connectable four-wheel drive vehicle provided with an engine having a drive shaft, two main drive wheels, a main power train permanently...
US-8,047,321 Hybrid propulsion and transmission system for motorcycles
Herein described is a hybrid propulsion and transmission system for a motorcycle of the type comprising at least an internal combustion engine (10) and at least...
US-8,047,320 Adjustable power unit mounting attachment for vehicle
A powered cycle vehicle having an adjustable mounting system for a power unit is described. A power unit is attached to a wheel mounting bracket which is...
US-8,047,319 Noise-comfort function for cooling systems with proportional variable speed fans
A method for operating a cooling system for a fuel cell stack in a vehicle is provided. The method includes the steps of: determining a fan request for a...
US-8,047,318 Cooling system for a vehicle battery
Air is cooled by a heat exchanger of a vehicle. The cooled air is directed to a cabin and/or battery of the vehicle. Ports in the cooling path direct the cooled...
US-8,047,317 System, vehicle, and method
A power system is provided that includes a first voltage bus, a traction motor configured to generate electrical power during a regenerative braking mode and to...
US-8,047,316 Storage battery system, on-vehicle power supply system, vehicle and method for charging storage battery system
A storage battery system includes a battery module A with a first nonaqueous electrolyte battery including a negative-electrode material which has an average...
US-8,047,315 Driving device, motor vehicle equipped with driving device, and control methods of driving device and motor vehicle
In setting of an oil temperature increasing process mode, the drive control technique of the invention starts an engine to actuate a mechanical oil pump that...
US-8,047,314 Power output apparatus, hybrid vehicle equipped with power output apparatus, and control method of power output...
When a required speed ratio as a required value of a speed ratio between an engine and a driveshaft becomes equal to or less than a lower limit speed ratio that...
US-8,047,313 Plug-in hybrid electric vehicle
A method of operating a hybrid vehicle propulsion system includes selectively operating the engine to consume fuel stored on-board the vehicle based on a...
US-8,047,312 Steamoline: a gas-electric-steam power hybrid automobile
A much more fuel-efficient automotive vehicle can be made utilizing an internal combustion engine paired to a conventional piston-type steam engine. There is a...
US-8,047,311 Method of retaining structural transmission members
A track driven vehicle comprises a structural member underneath the vehicle. The structural member includes a plurality of structural member apertures for...
US-8,047,310 Power vehicle incorporating velocity control system
The present invention relates to powered vehicles (e.g., lawn mowers) and, more particularly, to a velocity control system for use with such a vehicle. In one...
US-8,047,309 Passive and active up-drill features on fixed cutter earth-boring tools and related systems and methods
Earth-boring tools include at least one up-drill feature disposed on a transition surface so as to be passive during down drilling and active during up drilling...
US-8,047,308 Rotary drill bit with nozzles designed to enhance hydraulic performance and drilling fluid efficiency
A rotary drill bit having one or more fluid nozzles is provided. Each nozzle may include interior surfaces designed to optimize hydraulic performance and...
US-8,047,307 Hybrid drill bit with secondary backup cutters positioned with high side rake angles
A hybrid drill bit may have a bit body, at least one blade extending longitudinally and radially outward from the face, at least one rolling cutter assembly...
US-8,047,306 Top drive drilling system and other applications using a low speed direct drive AC motor
A low speed alternating current motor having motor shaft speeds of about 300 is provided, and such motor has application in numerous industries and devices,...
US-8,047,305 Vacuum feed supply system for drilling fluid additives
A system for forming a subterranean wellbore may include a pump and an additive supply. The pump pumps a drilling fluid into the wellbore while also generating...
US-8,047,304 Expandable reamer for subterranean boreholes and methods of use
An expandable reamer apparatus and methods for reaming a borehole are disclosed, including at least one laterally movable blade carried by a tubular body...
US-8,047,303 Drilling rig drawworks installation
Methods and systems for installing a drawworks on a drilling rig, the method, in certain aspects, including moving a drawworks on movement apparatus on the...
US-8,047,302 Drilling and/or striking hammer with a lubricating device
Disclosed is a drilling and/or striking hammer that includes a lubricating device having a lubricant reservoir and a volume of lubricant contained therein. The...
US-8,047,301 Disc gang assembly for an agricultural implement
A disc gang for use with an agricultural implement includes a pair of front and a pair of rear disc openers mounted to a carrier boom by a mounting arm that can...
US-8,047,300 Cultivator
A cultivator includes an operation rod and at least one fixing seat. The operation rod includes a predetermined number of detachable rotary wheels at a...
US-8,047,299 Crop residue and soil conditioning agricultural implement
An agricultural tillage implement constructed to condition crop residue and cultivate the conditioned crop residue. The tillage implement includes a first...
US-8,047,298 Well tools utilizing swellable materials activated on demand
A well tool includes a generally tubular mandrel with a flow passage extending longitudinally through the mandrel, and a flow controller which initially...
US-8,047,297 System for and method of restraining a subsurface exploration and production system
A system for and method of limiting and controlling the unintended subsurface release of an exploration or production riser system is provided including one or...
US-8,047,296 Method of transitioning to kinetic hydrate inhibitors in multiple tie-in well systems
The technical challenges for a smooth transition between using both a thermodynamic hydrate inhibitor (THI) and a kinetic hydrate inhibitor (KHI) to simply...
US-8,047,295 Lightweight device for remote subsea wireline intervention
In one illustrative embodiment, the present invention is directed to a device adapted to be positioned adjacent an end of a tool housing of a subsea lubricator,...
US-8,047,294 Dual flapper safety valve
A valve system for use in a subterranean well, the valve having multiple closure devices, or a closure device and a device for protecting the closure device. A...
US-8,047,293 Flow-actuated actuator and method
Disclosed herein is a flow-actuated actuator. The actuator includes, a tubular movable relative to a structure within which the tubular is positionable, and a...
US-8,047,292 Method and apparatus for preventing slug flow in pipelines
Disclosed is a method and system for controlling the formation of liquid or gas slugs along a pipeline. In embodiments, an injection unit injects a liquid...
US-8,047,291 Tool and method for abrasive formation of openings in downhole structures
An abrasive slurry tool, the tool being attachable to a running string, the tool including a high-pressure assembly, the assembly including a nozzle assembly;...
US-8,047,290 Double swivel apparatus and method
A double swivel for use with a top drive power unit supported for connection with a well string in a well bore to selectively impart longitudinal and/or...
US-8,047,289 Methods of using particulates in subterranean operations
Among the methods described herein are methods using low-specific gravity particulates wherein the particulates comprise silica and an aluminum oxide in an...
US-8,047,288 Proppants with carbide and/or nitride phases
Proppants used to prop open subterranean formation fractions. Proppant formulations using one or more proppants. Methods to prop open subterranean formation...
US-8,047,287 Process for recovering heavy oil utilizing one or more membranes
An oil recovery process utilizes one or more membranes to remove silica and/or oil from produced water. In one method, the process includes separating oil from...
US-8,047,286 Formation evaluation system and method
A downhole tool comprising a probe, wherein the probe comprises: a first inlet having an elongated cross-sectional shape, and a second inlet surrounding the...
US-8,047,285 Method and apparatus to deliver energy in a well system
The subject matter relates to an apparatus for insertion of a conduit into a well system bore to introduce a reactant fluid over a subterranean catalyst to...
US-8,047,284 Determining the use of stimulation treatments based on high process zone stress
Methods for determining whether to perform a stimulation treatment on a subterranean zone are disclosed. Process zone stress ("PZS"), indicative of a production...
US-8,047,283 Torque sub for use with top drive
A torque sub for use with a top drive is disclosed. A method of connecting threaded tubular members for use in a wellbore includes operating a top drive. The...
US-8,047,282 Methods of sonically activating cement compositions
The present disclosure is directed to a system and method for sonically activating cement slurries. In some implementations, a method of treating a subterranean...
US-8,047,281 Sleeve for expandable tubular threaded connection and method of expanding tubular thereof
A tubular sleeve overlaps the threaded connection between a pair of adjacent tubular members that are to receive an expansion device for radial expansion and...
US-8,047,280 Drillable bridge plug
A downhole tool for isolating zones in a well, the tool including a mandrel, a sealing element disposed around the mandrel, and an upper cone disposed around...
US-8,047,279 Slip segments for downhole tool
A downhole tool has a mandrel with slip assemblies positioned thereon above and below a packer element. The slip assemblies are positioned in a manner to anchor...
US-8,047,278 Hydraulic connector apparatuses and methods of use with downhole tubulars
A method to connect a lifting assembly to a bore of a downhole tubular includes providing a communication tool to a distal end of the lifting assembly, the...
US-8,047,277 Method and apparatus for removing casing
A method and apparatus for removing a string of casing from a well bore. The method and apparatus include a plurality of drill bits substantially aligned with...
US-8,047,276 Tool for enhancing the extraction of landfill gas
An apparatus and method to internally provide apertures inside polyvinyl chloride (PVC), high density polyethylene (HDPE), or any polymeric pie, plastic...
US-8,047,275 Ground water restoration type terrestrial heat exchanger using auto temperature bypass apparatus
A pipe well; a ground water outlet pipe inserted into the pipe well; a submerged pump installed at the ground water outlet pipe; a heat exchanger in which the...
US-8,047,274 Air conditioner for vehicle
An air conditioner for a vehicle includes a main heater for heating air in a vehicle compartment using coolant of an engine of the vehicle as a heat source, and...
US-8,047,273 Micro heat exchanger and its use as cooler for electronic components
In a micro heat exchanger for the transfer of high area-specific amounts of heat from a heat source to a heat transfer medium, including a heat transfer...
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