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WO/2012/058751 |
A pressure relief valve includes a housing including an inlet chamber adapted to be in communication with an outlet of a pump and an outlet chamber adapted to be in communication with a pump inlet. The housing includes a bore having a fi...
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WO/2012/059717 |
A subsea valve comprises a valve gate (4) moveable within a valve cavity (3) and a main passageway (2) extends transversely of the cavity. At least one annular valve seat (6) is in communication with a respective portion of the main pass...
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WO/2012/058892 |
A full seal welding type nuclear-grade valve comprises a valve body and a valve seat (20). On the valve seat (20) are provided a rotating shaft (9), an oil cylinder (2), a check valve (4), a first valve hole (12) and a second valve hole ...
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WO/2012/059758 |
A valve seat (10) for use in a valve incorporating a valve gate is disclosed, the valve seat comprising a valve seat body (12) and a biasing device (14) such as a spring (14), the biasing device being integral with the valve seat body. T...
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WO/2012/059718 |
A subsea valve comprises a valve gate (4) moveable in a plane within a valve cavity (3). A main passageway (2) extending transversely of the cavity and at least one annular valve seat (7) is in communication with a respective portion (2a...
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WO/2012/054969 |
This Mechanism introduces a new concept for rotary valves used in fluid power transmission and control. It transforms the rotary motion precisely to axial straight motion. It can also be used as an actuator. There are two sensitive chamb...
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WO/2012/051763 |
A disk valve with a flow guide hole (51) is adapted for the media which are solid particles. The disk valve includes a valve body with a valve passage. A valve chamber (10) communicating with the valve passage is arranged in the valve bo...
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WO/2012/047777 |
A shuttle valve has a housing with a plurality of inlet ports, an outlet port for fluid flow, and a passageway for fluid to flow from any one of the inlet ports to the outlet port. Each Inlet port has an associated plunger configured one...
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WO/2012/048024 |
A gate valve comprises a valve body having an internal working fluid passage with a longitudinal axis and an internal gate chamber extending transverse to the working fluid passage. In addition, the gate valve comprises a gate disposed i...
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WO/2012/037435 |
A gate valve sleeve including a reinforced elastomeric valve sleeve member with an integrally molded reinforcing member disposed therein. In one embodiment, the reinforcing member comprises a pair of parallel spaced ring elements connect...
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WO/2012/031667 |
The invention relates to a device for regulating the chamber pressure of coking chambers of a coke-oven battery using adjustable iris diaphragms or iris nozzles at the ascending pipe elbow openings in the raw gas receiver. The gas stream...
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WO/2012/031666 |
The invention relates to a device for flaring combustible gases, comprising an adjustable opening cross-section, wherein said device comprises three tubes which are arranged about a common longitudinal axis, and wherein the tubes are arr...
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WO/2012/030286 |
The present invention relates to a method for initiating calibration of a damper (1) which is situated in a pipe (2), is connected to an engine (10) and is capable of assuming a plurality of positions between a first extreme state and a ...
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WO/2012/030287 |
The present invention relates to a method for calibration of a damper (1) is situated in a pipe (2) and is capable of assuming a plurality of positions between a first extreme state and a second extreme state, thereby regulating a fluid ...
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WO/2012/028050 |
A compact two-way cartridge valve using a combined flange-controlled plate comprises the combined flange-controlled plate（1-1）, a small normalized and miniaturized pilot control stage, and a miniaturized seat valve main stage (1-2); ...
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WO/2012/022978 |
A shear valve (10) comprises a casing having a first part (12) for positioning on one side of a pipe and a second part (14) engageable with the first part (12) for positioning on the other side of the pipe. A blade (26) is disposed subst...
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WO/2012/024246 |
A valve for a plenum or pipe is disclosed. The valve includes a large butterfly valve element pivotally supported in the plenum by at least one rod. The large butterfly valve element includes an opening for accommodating a small butterfl...
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WO/2012/022565 |
The invention relates to a vacuum valve (1) for gas-tight sealing of a flow path (F) by means of a linear displacement, having a closure element (5) that can be displaced linearly along a displacement axis (6) running transverse to the o...
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WO/2012/024246 |
A valve for a plenum or pipe is disclosed. The valve includes a large butterfly valve element pivotally supported in the plenum by at least one rod. The large butterfly valve element includes an opening for accommodating a small butterfl...
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WO/2012/019537 |
A flushing mechanism (100) comprises a tank body (1) with a water outlet arranged about an axis on the bottom thereof, a guide bar axially fixed with respect to the tank body (1) along the axis, a first piston (4) sealed at the same time...
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WO/2012/005134 |
This ball valve prevents leak out of powder and granular material from the clearance between a seat ring and a valve body which is considered to possibly occur when a type of a ball valve moving the seat ring away from or closer to the v...
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WO/2012/002721 |
There are provided a valve control system, a bidet using the same, and a valve control method. The valve control system includes a latch valve controlling a stream of water in a pipe; a flow rate sensor measuring a flow rate in the pipe;...
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WO/2012/001671 |
The invention relates to a method for injecting a fluid into an underground formation, in which method: - a fluid is carried along at least one injection pipe (1); - the injection pipe (1) comprises a main part (6) comprising a single tu...
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WO/2012/000381 |
A controllable-discharge unloading hopper device and a concrete stirring equipment with the same are provided. The unloading hopper device comprises an unloading hopper module (10) and an unloading valve module (20) connected with the bo...
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WO/2012/003489 |
Systems and methods for controlling the composition of a combustion exhaust gas are provided.
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WO/2012/002721 |
There are provided a valve control system, a bidet using the same, and a valve control method. The valve control system includes a latch valve controlling a stream of water in a pipe; a flow rate sensor measuring a flow rate in the pipe;...
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WO/2011/162846 |
A system, in certain embodiments, includes a gate valve including a gate disposed within a valve body. The gate valve also includes a motorized ball screw actuator having an actuating rod assembly directly coupled to the gate. The motori...
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WO/2011/153562 |
The invention relates to a vacuum valve comprising a valve body (10) having a valve body wall (13) that comprises a valve opening (11) and a valve seat (12) that surrounds the valve opening (11) and is located in a seat plane (19), and a...
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WO/2011/151445 |
The present invention relates to a gate valve (10), in particular for returned drilling mud pressure control and/or well killing. The gate valve comprises: a flow passage (14); and a gate member (22) movable for intersecting the flow pas...
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WO/2011/149490 |
A pendulum gate valve (10) including an expandable gate (12) which pivots when unexpanded to selectively block a vacuum or other pressure-differential passage (20). The valve includes a valve plate (56) sealing one side of the passage an...
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WO/2011/149358 |
A valve arrangement to ensure zero leakage from a blind flange valve (MV) is described. The blind flange valve (MV) is adapted to seal a pipeline into complete sealing according to set requirements. The base, or bottom, of the blind flan...
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WO/2011/149717 |
Valve stem and valve plug apparatus for use with fluid regulators are described herein. An example fluid regulator includes a flow control member (258) having a body (266) that includes a longitudinal bore (280) between a first end (282)...
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WO/2011/147078 |
A valve trim apparatus comprises a valve seat (216) and a closure member (214) to operatively engage the valve seat (216). One of the closure member (214) and the valve seat (216) includes a plurality of annular ribs (222), and at least ...
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WO/2011/146214 |
Some embodiments of a valve flushing kit (100) used in temporarily flushing a globe valve (10) can include a flushing bonnet assembly (120) that includes a circular disk (140) adapted to be received in the upper opening (29) of an intern...
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WO/2011/143598 |
A valve and method for use is provided. The valve has a valve body having an outer perimeter and an inner perimeter defining a flow path therethrough. The valve has a closure member within the inner perimeter configured to selectively cl...
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WO/2011/140964 |
A pipeline type air cleaner comprises the following elements: a tuyere device (16136), a cylindrical air blower (16180), an ozonizer (16181), a photocatalyst sterilizer (16182), an active carbon and molecular sieve cleaner (16183), an ad...
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WO/2011/143598 |
A valve and method for use is provided. The valve has a valve body having an outer perimeter and an inner perimeter defining a flow path therethrough. The valve has a closure member within the inner perimeter configured to selectively cl...
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WO/2011/137287 |
A valve ( 100 ) for a vacuum drainage system includes a valve body ( 112 ) having an interior chamber operatively connectable to a suction device and through an outlet ( 110 ) to a vacuum source. A movable member ( 105 ) having an apertu...
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WO/2011/132563 |
Disclosed are a rotary valve and a cryogenic refrigerator using same. The rotary valve has a valve body to which a body-side duct has been formed and a valve plate to which a plate-side duct has been formed, causes the body-side sliding ...
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WO/2011/130341 |
A flow control apparatus includes an outer sleeve that extends along an axis and includes an input opening and at least two first flow control openings. Each of the first flow control openings directs a portion of the fluid to an output ...
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WO/2011/113206 |
A bi-directional relief valve includes a cage (12) including a bore (32), a spool (14) located in the bore (32), and biasing means urging the spool towards a closed position. The cage further includes a first inlet/outlet port (50) and a...
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WO/2011/115553 |
The invention relates to a valve arrangement (1) for a collection plant (22), comprising a valve disk (4), which is displaceable between an open and a closed position, a valve seat (6), which has a sealing face (8) cooperating with the v...
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WO/2011/105824 |
In order to compensate for the drawbacks of metal-sheet-type knife gate valves having excellent durability but poor sealing capability, and of rubber-sheet-type knife gate valves having good sealing capability but poor durability, and to...
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WO/2011/105357 |
The disclosed water-conserving valve comprises a metal fitting joined at the top to the opening of a water faucet, a water passage chamber formed in said metal fitting, a freely-rotatable bubble-generating body, and a sluice block. The s...
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WO/2011/105824 |
In order to compensate for the drawbacks of metal-sheet-type knife gate valves having excellent durability but poor sealing capability, and of rubber-sheet-type knife gate valves having good sealing capability but poor durability, and to...
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WO/2011/092587 |
A system is described for optimizing the distribution of the coolant fluid in a heat exchange device (10) of the type comprising a plurality of elements (12) arranged alongside one another and in hydraulic connection with one another. Th...
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WO/2011/091455 |
A door for sealing an opening (2) in a wall (3) of a vacuum chamber (4) relative to the atmosphere comprises a sealing element (1), which is attached to at least one rod (9, 9', 9") and which can be moved between an open position, in whi...
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WO/2011/091451 |
Device for closing an opening in a chamber wall of a low-pressure chamber or vacuum chamber, which has at least one movably mounted closure element (1), at least one main body (2) with a through-opening (3) and at least one seat (4), whi...
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WO/2011/092587 |
A system is described for optimizing the distribution of the coolant fluid in a heat exchange device (10) of the type comprising a plurality of elements (12) arranged alongside one another and in hydraulic connection with one another. Th...
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WO/2011/092587 |
A system is described for optimizing the distribution of the coolant fluid in a heat exchange device (10) of the type comprising a plurality of elements (12) arranged alongside one another and in hydraulic connection with one another. Th...
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