A system and method for determining the asphaltene content of a downhole oil sample are provided. In one example, the method includes obtaining a hydrocarbon sample from a hydrocarbon formation of a reservoir at a given depth using a downhole tool. A liquid phase of the hydrocarbon sample is isolated within the downhole tool and the liquid phase is subjected to downhole analysis within the downhol...

A valve seat apparatus for use with fluid valves is described. An example valve seat apparatus includes a flexible seal disposed between a cage and a valve body such that an outer seating surface of a closure member slidably coupled to the cage slidingly engages the flexible seal to prevent fluid flow through the valve body when the valve is in a closed position and an end of the closure member is...

A valve trim apparatus for use with valves is described. An example valve trim apparatus includes a cage having an upper portion removably coupled to a lower portion. A closure member is disposed within the cage and has a first seating surface and a second seating surface. A seal assembly is fixed between the upper and lower portions of the cage. The first sealing surface of the closure member sea...

The invention relates to an excavating device, comprising a floating device which can be moved in a navigating direction and to which a drag head (1) is attached which during use is dragged over the bottom (50) and herein loosens soil, and a suction conduit (4) which connects to the drag head (1) and which discharges the loosened soil. The excavating device is provided with a steering device (10) ...

The present invention relates to aphacoemulsificator for the removal of lens tissue, said phacoemulsificator comprising: a power source configured to provide pulsed electrical power, and a pump configured to provide vacuum, characterizedin that it comprises at least one eye ring (1) connectable to the pump wherein the proximal end of said eye ring (1) is suitable to be applied onto an ocular globe...

A dispensing system for administration of medicaments during a medicament dosage regime and comprising (i) a tray having an interconnected array of compartments/pots, each compartment being dimensioned to accommodate therein a plurality of medicaments; and (ii) a closure for the compartments arranged so that the closure and the compartments form a series of sealed containers for holding medicament...

This invention is a rotation device for laptop computers and similar devices. Its aim is to allow visual and physical access to the computer screen and keyboard to a person sat at the side or behind the computer. It comprises two flat surfaces and a central bearing mechanism allowing the top surface to rotate. The top surface would be in contact with the computer base and the other surface with...

The present invention is directed to a process for preparing a stable aqueous based injectable antimicrobial formulation comprising an effective amount of the active ingredient enrofloxacin. The process involves dissolving the excipients and active ingredient in the aqueous solvent followed by sterile filtration, terminal sterilisation and packaging.

This invention relates to a method of authenticating subscription to a mobile content service. Currently, the known methods of authenticating subscription to a mo;bile content service are unsatisfactory due to their susceptibility to fraud and their complexity. The present invention obviates the problems with the known methods by introducing a third party Unique Identifier verifier 7 (TPV). The TP...

A headgate (10) for livestock handling equipment has two opposed gates (12,14), each with a neck bar (22) arranged on the inner edge. The gates can move between a partially open catch position (5A) which allows the head of an animal to pass between the neck bars (22), a hold position (5B) in which neck bars (22)are closer together and hold the neck of an animal, and open position (5C) in which th...

A hydraulic drive system for a vehicle has series-connected first and second hydraulic motors on one side of the vehicle and series-connected third and fourth hydraulic motors disposed on another side of the vehicle, the vehicle also having hydraulic pump means for driving the motors on each side. In a first mode of operation, a pair of bridging connections allow communication between the pump and...

A structural panel for constructing a building, said panel comprising a core made from a thermally insulating material, said core being sandwiched between laod bearing outer coverings or facings to enable the panel to be used as a load bearing member is a building structure and a building structure comprising a plurality of structural panels, each panel comprising a core made from a thermally insu...

The present invention relates to a user interface system and method for programming a schedule of a programmable device. the system comprises plrocessor means and a display unit coupled to the processor means, whereby the processor means is configured to provide a graphical display on the display unit for displaying a time select region for programming at least one time period for the schedule. Th...

An elongate hybrid support structure having a first outer elongate member mounted so that at least a portion of the elongate outer member is in contact with the atmosphere. A second inner elongate member mechanically coupled to the first outer elongate member so that the second inner elongate member is protected from the atmosphere in use. The first outer elongate member has a low thermal conducti...

The invention provides a process and system for the depolymerisation of hydrocarbon-containing material for producing diesel oil and/or heating oil comprising a reactor adapted to exceed temperature operation of 390 degrees Celcius and provided with a plant specific exothermal heat source. In a preferred embodiment, raw materials enter the reactor in a liquid or viscous state by pre-heating and in...

This invention comprises a normally open solenoid valve that is activated in five different ways to provide a means of isolating the main water supply into a domestic or commercial premises. The main components are a normally open solenoid valve that is activated by RF switching, alarm switching, proximity reader switching standard indicator switching, the normally open solenoid valve can be actua...

PURPOSE: An apparatus for treating food waste is provided to improve the convenience of a user and to completely block bad odor by directly introducing the food waste from a residence such as an apartment. CONSTITUTION: An apparatus for treating food waste includes an introducing chamber(35), a sludge chamber(60), and a collecting chamber(55). Food waste is introduced into the introducing chamber....

PURPOSE: A reading stand desk is provided to maximize the utility space of a desk while minimizing the receiving space of the reading stand. CONSTITUTION: A reading stand desk comprises: an desk upper plate(100); an opening which penetrates the upper and lower portions of the desk upper plate and has long width; a fixed unit which is fixed to the lower surface of the desk upper plate; a guide unit...

PURPOSE: A method of detecting the wire disconnection of a wire saw device for cutting ingot is provided to enhance the accuracy of the disconnection of a wire by detecting the disconnection of the wire through preset reference voltage. CONSTITUTION: A method of detecting the wire disconnection of a wire saw device for cutting ingot comprises next steps. Preset Voltage is applied to spool(40) and ...

PURPOSE: A password inputting device through a mobile device, receiving device, password inputting system including the same, and password inputting method using the same are provided to improve the security of a mobile device by using a mobile device as a password inputting device. CONSTITUTION: An inputting unit(100) inputs a password. An operation unit(110) decides an on/off pattern of light. A...