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WO/2021/156433A1 |
An inspection device for checking pipelines (8) comprising a sensor carrier (1) which can be rolled through the pipeline (8) during operation, is provided with an at least substantially circular circumference (4) in a section running per...
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WO/2021/157284A1 |
To provide a vibration cutoff device that suppresses vibration transmission from an engine-side exhaust pipe to a rear muffler-side exhaust pipe, and at the same time, reliably discharges exhaust gas from the engine-side exhaust pipe to ...
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WO/2021/146772A1 |
The present invention provides an accumulator (20) comprising a housing (21), an inner portion (23) within the housing, and a zone (27) defined between the housing and the inner portion for fluid communication with a driving fluid of a f...
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WO/2021/150793A1 |
Techniques for implementing and operating a system (10) that includes a pipe segment (20), which has tubing (22) that defines a bore (32) and a fluid conduit (24) implemented in an annulus of the tubing (22), and a test head (44). The te...
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WO/2021/151027A1 |
A seal system for sealing a hole in a conduit. The seal system includes an expandable seal that transitions from a contracted state to an expanded state. In the expanded state the expandable seal contacts an interior surface of the condu...
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WO/2021/148353A1 |
The invention relates to a device for limiting pressure surges in a fluid-carrying pipeline system, which device has a retaining chamber, within which are plurality of sealing bodies is freely movably accommodated. The retaining chamber ...
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WO/2021/145921A1 |
A closed conduit system for use in a water supply system includes a recirculating unit configured to connect to an isolated section between a first point and a second point of the water supply system. The recirculating unit includes a fi...
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WO/2021/141501A1 |
In various examples, apparatus configured to be deployed inside an underground water pipeline includes a flexible elongate member and a block of ice which is coupled to the flexible elongate member. The block of ice can be located inside...
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WO/2021/141204A1 |
A refrigerator is disclosed. The refrigerator comprises: a condenser; an evaporator for vaporizing a refrigerant condensed in the condenser; capillary tubes of different sizes for providing the refrigerant to the evaporator; and a connec...
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WO/2021/142061A1 |
A pipeline inspection tool (10) including a cylindrical tool body (11) that includes a deformable portion (13) with a plurality of sensors (25) located near or on an external circumferential surface (12) of the deformable portion. A seal...
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WO/2021/140126A1 |
The present invention relates to the use of sol-gel matrix to prevent or reduce the degradation of pipes of an existing water distribution network. More specifically, the invention discloses a pipe element of an existing water distributi...
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WO/2021/141224A1 |
The present invention relates to an apparatus for reducing pipe noise, a dissipation member being attached to a reducing member which becomes thinner in the direction of extension to thereby concentrate and dissipate the vibration genera...
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WO/2021/135555A1 |
A warship-use pressure and special-shaped pipeline leakage plugging device, comprising a sealing and tensioning device (1). The sealing and tensioning device comprises a first portable high-pressure oil pump (11) and a rigging tensioner ...
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WO/2021/137438A1 |
The present invention relates to a plumbing apparatus for a synthetic resin flexible conduit, which can facilitate the work of arranging a flexible conduit between upper and lower deformed bars during slab-embedded plumbing. According to...
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WO/2021/137617A1 |
An underwater activity assistance apparatus is disclosed. The underwater activity assistance apparatus, according to the present invention, for assisting underwater activities of an underwater activity-performing person comprises: a floa...
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WO/2021/129313A1 |
The present application relates to a silencer and an air conditioner. The silencer comprises a silencing tube and two connection sleeves. The silencing tube comprises a first tube and two second tubes respectively communicated with two e...
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WO/2021/134079A1 |
To inhibit damage to or failure of the bladder within a bladder-type pulsation dampener, an internal passage 405, 415 of a bladder saver device 400, 501, 600-601 carrying pumped fluid from the pulsation bleed plate 416 mounted within the...
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WO/2021/130029A1 |
A vacuum pump exhaust coupling is disclosed. The exhaust coupling comprises: an exhaust conduit extending between an inlet aperture for receiving a fluid from the vacuum pump and an outlet aperture for exhausting the fluid from the exhau...
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WO/2021/130376A1 |
The cover (20) comprises a deformable casing (40), intended to be placed around the submerged element. The deformable casing (40) has an internal volume (44). The cover (20) comprises: - a plurality of insulating elements (46) arranged i...
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WO/2021/128651A1 |
Disclosed are a drip irrigation pipe with an anti-blocking function and a machining method thereof. The drip irrigation pipe comprises: a water supply pipe (1), wherein the water supply pipe (1) is used for delivering irrigation water; a...
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WO/2021/133652A1 |
A pressure transmitter (102, 202) includes a housing (103, 206) and a pressure sensor having an electrical characteristic that varies with applied pressure. The pressure sensor (214) is configured to generate a sensor signal indicative o...
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WO/2021/122542A1 |
The present application relates to a duct stringer assembly (25, 26, 40, 41, 42) with a bulkhead (50). The duct stringer assembly has duct walls providing a duct with a closed cross-section. The duct is adapted to transport fluid. A bulk...
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WO/2021/126862A1 |
Plates and plate assemblies for noise attenuators and other devices and methods of making the same are described herein. An example disc-shaped plate described herein includes a plurality of sector-shaped plates that have openings defini...
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WO/2021/126863A1 |
Plates and plate assemblies for noise attenuators and other devices and methods of making the same are described herein. An example plate assembly includes a support frame to be coupled to a body of the noise attenuator. The support fram...
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WO/2021/126446A1 |
An untethered crawler for use within a pipeline, the crawler includes a body and a pair of wheels that are positionable between a retracted and a deployed position. A multi-axis control unit controls a roll, pitch, and yaw of the crawler...
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WO/2021/126913A1 |
A pipe isolation device and method of using the same. The pipe isolation device includes a control bar head, a first sealing head, and a second sealing head. The first sealing head has a first seal element and a first sliding engagement....
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WO/2021/122825A1 |
The invention relates to a system (10) for curing and/or inspecting a pipeline lining (30) positioned in a pipeline (20), wherein the pipeline lining (30) has an outer layer of plastic and an inner layer of a fibre composite, wherein the...
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WO/2021/116411A1 |
The present invention concerns a ventilation duct for a fire rated ventilation duct wall penetration, said ventilation duct comprising one or more metal sheets forming said duct, wherein said metal sheet duct is covered on the outside by...
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WO/2021/119634A1 |
Concepts presented herein relate to containment methods, systems and apparatus to assist in preventing oil and waste spillage during loading and unloading of fluid to and from a container assembly. The container assembly includes a conta...
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WO/2021/118586A1 |
A system is provided that includes a dart, a pressure sensor, and a controller communicatively coupled with the sensor. The dart is disposed in a fluidic channel. The dart has a main body and a flange extending from the main body and has...
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WO/2021/116902A1 |
This invention relates to an air valve which includes a deflector positioned inside a float chamber in order to improve the flow of air through the air valve. Further, the air valve includes an upper opening leading from the float chambe...
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WO/2021/116433A1 |
The invention relates to a pig, in particular an inspection or cleaning pig, for passing through a pipeline having a pipeline wall (32), comprising at least one functional unit for cleaning the pipeline and/or for receiving pipeline info...
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WO/2021/113915A1 |
A coupling (40) for connecting a suction line (31) to a first fluid flow and an exhaust gas flow, the coupling (40) comprising first and second portions (51, 52). The first portion (51) is adapted to receive an end section (34) of the su...
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WO/2021/109852A1 |
A pipeline robot (100), the pipeline robot (100) comprising: a drive module (1) comprising a driving wheel assembly (13) and a first drive assembly (14), wherein the driving wheel assembly (13) comprises a plurality of driving wheel supp...
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WO/2021/112293A1 |
The objective of the present invention is to provide an old pipe rehabilitation and IoT-based maintenance and management method which can increase the adhesion between a rehabilitation pipe and the inside of a water or sewer pipe, and, a...
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WO/2021/111127A1 |
A cap (100, 300) for a pipe or pipe coupling (200, 400), the cap having a plug portion (110, 310) insertable into an open end of the pipe or pipe coupling, a lip (120, 320) extending from the plug portion, and a securing means (130, 330)...
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WO/2021/103825A1 |
A novel shallow-buried underground leakage-proof pipeline and a working method thereof. The novel shallow-buried underground leakage-proof pipeline comprises a PLC, an outer pipe (1), an inner pipe (2), a water inlet water pressure senso...
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WO/2021/108575A1 |
Disclosed is a gradient proportioning valve for use in liquid chromatography that includes a plurality of inlet ports configured to receive a plurality of fluids, a manifold connected to each of the plurality of inlet ports configured to...
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WO/2021/105675A1 |
The present invention relates to a thermal shroud (10) for a fluid conduit. The shroud comprises first and second shells (12,14) which are releasably connectable to one another so as to surround the fluid conduit, wherein each shell (12,...
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WO/2021/098342A1 |
Disclosed is an in-situ detection robot for loess geological information, comprising a housing, an active tensioning system, an auxiliary tensioning system, a control system, a drive system, and a detection system. The active tensioning ...
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WO/2021/100040A1 |
Disclosed herein is a submersible having one or more sensors configured to collect a signal from an interior area of a liquid carrying channel, and a processor configured to obtain the signal from the one or more sensors, calculate a dia...
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WO/2021/096918A1 |
A system for repairing an underground pipeline using a light source. A resin soaked tubular liner is inverted within an underground liner. A tubular bladder is subsequently inflated within the tubular liner. A pull line is attached to a ...
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WO/2021/093792A1 |
The present application provides a water inlet and outlet device, an electrical appliance, and a water heater. The water inlet and outlet device comprises: a circulation component, the circulation component having a first water inlet, a ...
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WO/2021/096621A1 |
A filter element (200') includes an annular filter media (202) defining a central passage (219), a center tube (206) that is disposed in the central passage (219) of the annular filter media (202) that defines a central reservoir (204), ...
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WO/2021/091742A1 |
A plumbing system including a pump noise dampener is provided. The plumbing system comprises: a pump to output a flow of process liquid; a measurement device to measure a flow rate of the process liquid output from the pump; and a proces...
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WO/2021/091201A1 |
The present invention provides a water conduit, wherein a strip-shaped drip of elastic material in which unit drips are continuously repeated is attached to the inner circumferential surface thereof, such that manufacturing is simple due...
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WO/2021/090977A1 |
The present invention relates to a method for measuring an inclination of a sewage pipe conduit, which measures an inclination of a sewage pipe conduit while a movable body moves along the inside of the sewage pipe conduit. The method fo...
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WO/2021/089210A1 |
A sealing plug comprises the combination of a stem (200) and sleeve (12), in which the stem is designed to have an external taper (50) such that, on installation of the plug by a setting tool, sleeve material flows into a gap (52) betwee...
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WO/2021/084008A1 |
This specification discloses an in-line sight device sealed of a transparent tube surrounded by a tube body having a window. The tube body is attached to at least one flange via an attachment device which avoids any torque on the seal ga...
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WO/2021/084236A1 |
An improved pipe liner and associated methods, including a method of manufacturing the improved pipe liner and a method of lining a host pipe with such a pipe liner. The invention solves the problem of gas permeation through a polymer li...
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