37 results about "Expanded metal" patented technology

Provided is a seal assembly, a method for sealing, and a well system. The seal assembly, in one aspect, includes a pipe having an outer tubular positioned thereabout, the outer tubular and pipe forming an enclosed seal gland. The seal assembly, according to this aspect, further includes expanded metal positioned within the enclosed seal gland, the expanded metal comprising a metal that has expanded in response to hydrolysis to assist in sealing the enclosed seal gland.

The utility model discloses a connecting device convenient for assembling a steel screen and a scaffold, which comprises a mounting pipe, a connecting rod and a connecting rod, the mounting plate is horizontally arranged at the end of the mounting pipe, and a notch allowing the mounting plate to be embedded in a sliding mode is formed in the mounting pipe; the pressing plate is vertically arranged at the end part of the mounting plate and is used for pressing the outer edge positions of the upper and lower layers of steel screens; the locking plate is arranged in a wedge shape, the side, close to the pressing plate, of the locking plate is a straight edge, the other side of the locking plate is a bevel edge, and a connecting hole and a mounting hole allowing the locking plate to penetrate are vertically formed in the mounting pipe and the mounting plate in a penetrating mode correspondingly; and the locking mechanism is arranged on the mounting pipe and is used for fixing the locking plate. According to the utility model, the mounting pipe connected with the scaffold, the mounting plate connected with the steel screen and the pressing plate are arranged, and the mounting pipe and the mounting plate are quickly connected through the insertion of the wedge-shaped locking plate, so that the steel screen and the scaffold are quickly assembled, the connection is firm, the operation is simple, and the assembly efficiency is improved.

Provided is an expandable metal plug for use in a wellbore tubular. The expandable metal plug, in one aspect, includes a downhole member positionable proximate a plug and abandonment section in a wellbore tubular, wherein at least a portion of the downhole member comprises a metal configured to expand in response to hydrolysis to seal the wellbore tubular.

The present disclosure relates to the manufacture of expanded metal mesh, and more particularly to a novel expanding blade (100) which may be used for micro-expanding very thin metal mesh foil sheets (12.5μm to 50μm thickness) with a mesh pore size of about 5μm to about 50μm and a porosity (mesh open area) of 10-50%. The expanding blade (100) may have a plurality of expanding teeth (102) with a blade tooth pitch of 15μm to 75μm (400 – 1440 teeth per inch). The disclosure further relates to laser ablation and wire EDM methods of fabricating an expanding blade with the identified tooth pitch and characteristics.

To provide assemblies, systems, and methods of lightning strike protection for aircraft composite structures.SOLUTION: The lightning strike protection material assembly 10 includes a lightning strike expanded metal foil layer 16 having a lightning strike expanded metal foil 18 and a resin-infused scrim layer having a non-metallic scrim infused with an infusion resin 45 having a tailored viscosity and a tailored cure profile. The lightning strike protection assembly 10 is configured to be laid up on and co-cured with an uncured composite laminate assembly having a plurality of structural ply layers pre-impregnated with a structural resin. The structural resin has a structural resin viscosity and a structural resin cure profile that are different from the tailored viscosity and the tailored cure profile, thereby preventing intermixing of the structural resin and the infusion resin during co-curing and allowing the infusion resin to effectively encapsulate the lightning strike expanded metal foil 18 and form a cured lightning strike protected composite structure 80 capable of achieving a defined resin boundary.SELECTED DRAWING: Figure 2D

Thermal Interface Material (TIM) (1), in particular for an energy storage device, comprising a plate (2) of expanded graphite, wherein a reinforcement (3) is embedded in the plate (2), wherein the reinforcement (3) is an expanded metal of aluminium or copper or wherein the reinforcement (3) comprises a metallized hook tape or a metallized spacer fabric or a metallized velour or a metallized pole fabric or a metallized woven fabric.

The invention relates to the technical field of composite materials, in particular to a high-performance layered composite material containing copper and aluminum, which is prepared through the following steps: S1, raw material preparation: a pure copper plate and a pure aluminum plate are selected as raw materials, the thickness of the pure copper plate is 8-10 mm, the thickness of the pure aluminum plate is 2-4 mm, and the pure copper plate and the pure aluminum plate are cut into the same size; according to the method, the coating material is evenly attached to the surface of the plate blank, it can be guaranteed that the coating material is evenly attached to the plate blank through oscillation drying treatment, bubbles are avoided, in the circulation treatment of the plate blank, metal particle components in the coating material are subjected to thermal expansion, and the thermally-expanded metal particles can expand the pore structure of the surface of the plate blank; the space between the first plate blank and the second plate blank is tightly filled with the metal particles, it is ensured that the first plate blank and the second plate blank are tightly combined to complete preparation of the composite material, and the situation that the strength performance is affected due to uneven stress of the composite contact face of the composite material is avoided.

The objective is to provide a compact dust collector that can be used in a limited space while minimizing the risk of dust explosions. [Solution] The dust collector 1 comprises a lower body 2 on which a dust collection container 2e is provided and a suction port 2c is formed, a filter section 3 positioned above the lower body 2, and an upper body 4 positioned above the filter section 3. The upper body 4 has a built-in fan 4d and an electric motor 5, and an exhaust port 4c formed therein for discharging gas that has passed through the filter section 3. The lower body 2 has an expanded metal 7 positioned at the suction port 2c to straighten the airflow so that the gas drawn in from the suction port 2c is directed towards the filter section 3.

The invention relates to a porous transport layer (1) for use in an electrolyzer, wherein the transport layer (1) has a plurality of layers (2-4) which are connected to one another, at least one of the layers (2) has a porosity of less than 75%, another layer (3) has a porosity of 75% to 90%, all of the layers (2-4) consist of metal and are integrally bonded to one another, and at least one of the layers (3) consists of a sheet material made of wire or an expanded metal mesh, said sheet material having a main plane and a 3D structuring perpendicular to the main plane such that flow channels are formed in conjunction with an adjacent layer (4, 2).

An atmospheric water generation system has a container and at least one atmospheric water generator within the container. The container may be adapted to collect water generated by the atmospheric water generator. In particular, the container may be a tunnel container, openable at both ends. The floor of the container may be porous, e.g., made with expanded metal, and a collection pan may be placed beneath the floor. The collection pan is sloped downwardly from its sides to its center, and also slopes downwardly from one end to the container to the other. Each end of the container may have a porous panel on which is installed filter material.

The invention relates to a flame arrestor (10) which is designed to prevent the flame propagation of flammable gases from one flow side (18) of the flame arrestor (10) to an opposite flow side (20) of the flame arrestor (10), wherein the flame arrestor (10) comprises a first base body (12) and a second base body (14), wherein the first base body (12) and the second base body (14) are arranged substantially coaxially with respect to a respective central axis (X) formed by the cylindrical shape of the respective base body (12, 14), wherein both the first base body (12) and the second base body (14) are made of expanded metal, wherein the expanded metal of the first base body (12) has a free open cross-section in the range of 10% to 50%, and wherein the expanded metal of the second base body (14) has a free open cross-section of at least 45%.

Form system, comprehensive: a forming device comprising a fluid supply unit that supplies a fluid to a heated metal tube material, and a forming tool that forms a shaped product by bringing an expanded metal tube material into contact with a forming surface; a laser processing unit that cuts a non-product section from the formed product removed from the mold; and a scale removal unit that removes scale from the shaped product that has been cut by the laser processing unit, wherein the formed product is a metal tube with a flange, and The scale removal unit removes the scale by ejecting particles onto an outer circumferential surface of the formed product taken from the molding tool, and does not eject the particles onto an inner circumferential surface of the formed product taken from the molding tool.

The present disclosure relates to the manufacture of expanded metal and to an expanding apparatus for expanding very thin metal foil sheets (12.5pm to 100pm thickness). The subject thin foils will be expanded with sub-millimeter size tooth blades for very small pore sizes, and advanced in small increments for uniform hole or pore distribution. The expanding blade may comprise between 400 and 1440 teeth per inch which may provide a range of pore sizes from roughly 5-6pm up to about 48-50pm. The expanding apparatus generally comprises a polymer concrete machine base, a granite expander frame atop the base, stationary lower blade mount and fixed blade mount, an upper blade actuator assembly including piezo actuator driven reciprocating blade assembly which moves up and down and side to side cooperating with the fixed blade to expand metal passing through the head.

The disclosure relates to lightning strike protection material assemblies, lightning strike protection material systems, and methods of using the same. A lightning strike protection material assembly includes a lightning strike expansion metal foil layer having a lightning strike expansion metal foil, and includes a resin impregnated gridding cloth layer having a non-metal gridding cloth impregnated with an impregnating resin having a customized viscosity and a customized cure profile. A lightning strike protection material assembly is configured for laying on and co-curing with an uncured composite laminate assembly, the composite laminate assembly having a plurality of structural ply layers pre-impregnated with a structural resin. The structural resin has a structural resin viscosity and a structural resin cure profile that differ from the tailored viscosity and the tailored cure profile to prevent mixing of the structural resin and the impregnating resin during co-curing to allow the impregnating resin to effectively encapsulate the lightning expansion metal foil and provide a defined resin boundary. And forming a cured lightning protection composite material structure.

Currently, the only way to secure 10 expanded metal sheets is by tying them together on all four sides, which makes mass production difficult. Therefore, there is a need to find a simpler manufacturing method. Also, if adhesive is applied to the entire surface for fixation, the adhesive will be visible through the gaps, resulting in an unsightly appearance. [Solution] A metal wave plate made by overlapping and fixing expanded metal diagonally to form a single plate, characterized by having different colors applied to the aluminum expanded metal.

Porous transport layer 1 for use in an electrolyzer, wherein the transport layer 1 has a plurality of interconnected layers 2-4, wherein at least one of the layers 2 has a porosity of less than 75% and a further layer 3 has a porosity of 75% to 90%, wherein all layers 2-4 consist of metal and are materially connected to one another, wherein at least one of the layers 3 consists of a sheet-like structure made of wire or of an expanded metal grid which has a main plane and a 3D structuring perpendicular to its main plane, so that in connection with an adjacent layer 2, 4 flow channels are formed.

The invention relates to a downhole tool (200), a method for sealing within a well system, and a well system. The downhole tool (200), in at least one aspect, includes a tubular element (210) and one or more expanding metal sealing elements (270) positioned around the tubular element (210). In at least one aspect, the expanding metal sealing element(s) (270) comprise a metal designed to expand in response to hydrolysis and have a surface area to volume ratio (SA:V) of at least 2 cm⁻¹. Figure 2A

A PEM electrolyzer PTL (16) is created from micro-expanded mesh metal foil layers to allow for precise level control of the thickness, porosity, tortuosity, pore size, inter-layer connectivity, and surface roughness of these layers. The pore size ranges from 3 m to 30 m, and the porosity (mesh opening area) ranges from 10% to 50%. A PEM anode pack assembly (10) is formed from a micro-expanded PTL layer and a multi-layer expanded metal flow field and bipolar plate. The three sub-components are diffusion bonded together to form an integrated group and PVD coated on the outer surfaces.

The invention relates to a baking tray for industrially operated baking plants comprising a frame and an inlay, wherein the baking tray is designed to be flat and the inlay is made of a perforated sheet of aluminum or an aluminum alloy with a thickness of no more than 1.3 mm, in particular no more than 1.15 mm, or from expanded metal made of aluminium or an aluminium alloy, or is formed from a grid network arranged under tension, and the frame consists of a frame made of a rectangular cross-section hollow steel profile or The baking tray is made of a high-temperature plastic and features two wide and two narrow walls. The wide walls are wider than the narrow walls, and the narrow walls are arranged approximately parallel to the inlay, while the wide walls are arranged approximately perpendicular to the inlay. Compared to conventional baking trays, such a tray is very lightweight and therefore has a low heat capacity. This significantly reduces energy consumption in industrial baking lines.

[Problem] To provide a filter that is capable of suppressing overlapping of an expanded metal part in a nested state and that can be manufactured more easily, and a gas generator including the filter. [Solution] A filter 100 includes a filter body 110, and is formed by winding the filter body 110. The filter body 110 includes: an expanded metal part 120 composed of an expanded metal formed by pushing and expanding a plurality of cuts arranged in a staggered manner in an extrusion direction; and a suppression structure for suppressing overlapping of the expanded metal part 120 in a nested state while the filter body 110 is in the state of being wound.

The invention discloses a steel plate net edge cutting device and a working method thereof.The steel plate net edge cutting device comprises an X-axis guide rail, a portal frame, a Y-axis sliding box, a Z-axis driving unit, a cutting unit and a working rack, and the portal frame is arranged on the working rack where a steel plate net to be subjected to edge cutting is placed in a crossing mode; the bottom end of the portal frame walks on the two parallel X-axis guide rails through an X-axis walking unit; the Y-axis slide carriage box can walk on a Y-axis guide rail which is horizontally arranged on a cross beam of the portal frame; the Z-axis driving unit is mounted on the Y-axis slide carriage box and can drive the cutting unit at the bottom end to vertically move; the cutting unit specifically adopts a disc cutting saw, and a cutting blade at the working end can cut the edge of the steel plate net. The steel plate net edge cutting device can cut edges of steel plate nets with large apparent thickness, and notches are smooth and attractive.

This product is an algal reef used to cultivate seaweed. As shown in the "Reference Perspective View Diagram Showing the Names of Each Part," the algal reef is composed of a base, anchor bars extending approximately vertically downward from the base, a frame placed on top of the base, and a cage placed on top of the frame. The base is formed as a low, bottomed rectangular tube. The periphery of the base is formed by a base frame consisting of plate members with a roughly L-shaped vertical cross-section. A flat bottom (base bottom) made of a metal mesh member such as expanded metal is joined to the lower periphery of the base frame, and diagonal braces made of strip-shaped thin plate members are arranged inside the base frame. Near the four corners of the base frame, anchor bars are arranged to extend approximately vertically downward. The four anchor bars are each composed of, for example, screw sticks with a screw positioned downward for drilling into the seabed. The frame placed on the base consists, for example, of a rectangular flat base and column sections positioned at the four corners of this base. The periphery of the base is formed by beams made of rod members such as pipes, and a base plate (basket support base plate) on which the cage is placed is attached via receiving members positioned at the four corners of these beams. The basket support base plate is made of a metal mesh member such as expanded metal. The frame is fixed to the bracing of the base via the column sections made of rod members such as pipes. A net is stretched over the surface of the cage placed on top of the frame to allow seaweed to grow. The form of the cage is not limited to any particular form as long as it allows the net to be installed within a predetermined range. For example, it may be a form in which the net is stretched over at least a portion of the surface of a polygon including a prism or pyramid, a form in which the net is stretched over at least a portion of the surface of a cylinder or cone, a form in which the net is stretched over a cylindrical shape, a form in which the net is stretched over a curved surface including a plane or a sphere or hemisphere, or a form that combines at least two of these forms."Reference perspective view 1 showing the state of use" shows an example of the use of the algal reef in which a cage with nets stretched across the six planes forming the surface of a rectangular prism is placed on top of a stand. "Reference perspective view 2 showing the state of use" shows an example of the use of the algal reef in which a cage with nets stretched across a cylindrical shape is placed on top of a stand. "Reference perspective view 3 showing the state of use" shows an example of the use of the algal reef in which three cages with nets stretched along a plane are placed on top of a stand.

The application discloses a kind of solventless lightning protection composite film, the composite film includes conductive metal net, hot melt adhesive film and backing, the conductive metal net is fixed on backing by hot melt adhesive film, and the hot melt adhesive film is infiltrated and bonded the backing and fills into the aperture of the conductive metal net.The lightning protection composite film of the application is smooth and smooth on surface, and the initial surface viscosity of colloid is moderate, which can modify the phenomenon of surface lack of glue, poor glue and pinhole after prepreg curing, and also has excellent lightning protection performance.The viscosity of hot melt adhesive is adjusted by controlling temperature during preparation process, to realize the integrated molding of colloid and backing material and expanded metal net, and there is no introduction of any solvent during production process, and the process is time-saving, simple, and environmentally friendly.

Provided is an expandable metal centralizer for use in a wellbore. The expandable metal centralizer, in one aspect, includes a downhole tubular positionable on a downhole conveyance in a wellbore. In accordance with this aspect, the expandable metal centralizer additionally includes one or more wellbore centralizing elements radially extending from the downhole tubular, wherein at least one of the downhole tubular or the one or more wellbore centralizing elements comprises a metal configured to expand in response to hydrolysis.

An electrode assembly for REM electrolysis, comprising a porous sintered plate, a first mesh layer having an expanded metal mesh and an inner surface bonded to the surface of the porous sintered plate, and a protective coating applied to the assembly, wherein the first mesh layer is bonded to the porous sintered plate at a plurality of point contact regions.

A CO2 separation chamber (14), in particular a sorption chamber (14) and / or desorption chamber (18), is proposed for a CO2 separation device for separating CO2 from a supplied gas stream (12), in particular an air stream (12) from an environment, wherein two opposing wall sections (28, 32) of a chamber housing (26) each have a grid (36), in particular an expanded metal grid (36), and / or a perforated plate, in particular a perforated perforated plate, for housing stabilization and a film (38) and / or a cloth arranged on this / this for housing sealing or consist thereof.

The utility model relates to the technical field of welding clamping, in particular to a clamping device for welding a welded wire mesh, which is characterized in that a limiting column is fixed at the top end of a base of the device, a rotating rod is rotatably inserted in the limiting column, a disc is fixedly sleeved on the surface of the rotating rod, a rack is meshed on the surface of the disc, a round rod is fixedly inserted in the rack, and the round rod is sleeved on the limiting column. The surface of the round rod is fixedly sleeved with a sleeve column, and an electric push rod is installed on one side of the sleeve column. A connecting column is fixed to one side of the rotating rod, a two-way threaded rod is rotatably inserted into the connecting column, the two sides of the surface of the two-way threaded rod are rotatably sleeved with moving columns through threads, and a clamping block is fixed to one side of each moving column. And displacement or deformation of materials in the welding process is reduced, the clamping stability is improved, the situation of deformation of the metal net is also reduced, and therefore loss of the materials is reduced.

A piece of flattened expanded metal (9) is wrapped around an airbag inflator filter (21) with the flattened rough side (17) of the piece facing the inside diameter (ID) of the filter and the flattened smooth side (15) facing the outside diameter (OD). This orientation allows the filter (21) to capture more slag than a filter made with a standard wrapping method in which the smooth side faces inward. The expanded metal can be of various types including, for example, variably expanded metal (VEM) or standard expanded metal (SEM).

Light weight and efficient airbag filter devices are made from expanded metal strips. In some embodiments, an expanded metal strip is a bi-directionally expanded metal sheet where the blade alternately comes from the top-down direction as well as from the bottom-up direction, so that one continuous strip of steel can be expanded facing up in one section and then facing down in the next section without cutting or removing the strip from the processing line. In some embodiments, an expanded metal strip may be crimped variably based upon the layer's length. In some embodiments, bi-directional expanding may be combined with variable crimping of the individual sections / layers allowing for a single strip of metal to be both expanded in two directions and crimped layer by layer during a continuous process on one sheet of metal.

Formwork element (1), preferably made of expanded metal (alternatively plastic or smooth sheet metal), for producing a joint between two concrete sections, characterized in that the formwork element (1) consists of various components of different geometries, e.g. square, rectangle, trapezoid