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WO/2017/121026A1 |
A method for manufacturing a stainless steel composite pipes, the method comprising: cladding a polymer layer having thickness of 0.01m-0.1mm onto the surface of an inner pipe of stainless steel composite pipes; placing the inner pipe in...
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WO/2017/121312A1 |
Hot galvanizing profile wire production line equipment comprises pay-off equipment, wire drawing equipment (3), hot galvanizing equipment (4), take-up equipment and pre-treatment equipment (2). Each of the equipment are connected in the ...
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WO/2017/116281A1 |
The proposed invention relates to metal forming, and more particularly to combined methods for forming sheet metals, and concerns a method for manufacturing metal and composite blanks from sheet materials for use in mechanical engineerin...
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WO/2017/116017A1 |
The present invention relates to a method for manufacturing an ultra-high strength steel pipe support using a boron steel, and a support assembly, and according to one embodiment of the present invention, a support provided for preventin...
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WO/2017/108330A1 |
A shell and tube longitudinal flow heat exchanger comprising a containment casing 101 within which a first fluid can flow substantially parallel to the longitudinal axis of said casing 101, said containment casing 101 accommodating in it...
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WO/2017/110254A1 |
An As-rolled type K55 electric-resistance-welded oil well pipe which comprises, in terms of mass%, 0.30-0.50% C, 0.05-0.40% Si, 0.50-1.20% Mn, 0-0.030% P, 0-0.020% S, 0.002-0.080% Al, 0-0.0080% N, 0-0.30% Cu, 0-0.30% Ni, 0-0.30% Cr, 0-0....
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WO/2017/111643A1 |
The invention relates to the pressure processing of metals, and specifically to methods for preparing rods and workpieces from titanium alloys, with applications as a structural material in nuclear reactor cores, in the chemical and petr...
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WO/2017/103189A1 |
The invention relates to a method for producing a high-pressure pipe (1). An inner pipe (2) made of metal and an outer pipe (3) made of metal are drawn together through a first drawing die (4a). The outer diameter (D2) of the inner pipe ...
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WO/2017/103181A1 |
The invention relates to a sensor for a high-pressure line and to a method for producing same. The aim of the invention is to provide a sensor for a high-pressure line, said sensor being suitable for detecting parameters or properties of...
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WO/2017/102227A1 |
The present disclosure relates to a method for manufacturing a tube of metal. Sensors are attached to tubes, which register and signal a damage of the tube. It is detrimental that protection of the sensors at these tubes against environm...
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WO/2017/096549A1 |
A light metal alloy seamless pipe material punching machine, comprising: a machine body (1), a master cylinder (2), a positioning cylinder (3), a waste pushing cylinder (4), a punching pin (5), a guide plate (6), an upper positioning pla...
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WO/2017/091874A1 |
A tube-corrugating device and a method for corrugating tubes using a tube-corrugating device are used for producing a corrugated tube (T), the corrugating device (1) having a rotary head (2) with a toothed tubular segment (3) actuated by...
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WO/2017/092729A1 |
The invention relates to a method for producing composite tubes from steel consisting of at least one inner tube and one outer tube, which are connected to one another at least in certain portions in a material-bonding manner by means of...
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WO/2017/078528A1 |
A welding system for filling a welding groove of a branch connection between a first pipe section and a second pipe section, said system comprising a support device configured to support the first pipe section and the second pipe section...
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WO/2017/079230A1 |
A floating draw plug for shaping tube comprises a necking body and a rib forming member. The necking body has an axis and a trailing end portion. The trailing portion has a cross-section that is symmetric about the axis and that converge...
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WO/2017/075290A1 |
The present invention provides a method for manufacturing a finished metal object or product having a corrosion resistant layer integral to or within a top portion of at least one of its surfaces that would be exposed to a corrosive envi...
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WO/2017/074287A1 |
The present invention is a multi-wall metal sheet roll forming assembly comprising an upper roller (40) where a metal sheet strip (7) is fed in a lengthwise manner and having a rotation axis (x) adjusted in a parallel manner to the exten...
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WO/2017/075076A1 |
A method of manufacture includes forming a metallized tie layer on a surface of a nonmetallic component, positioning the surface of the non-metallic component to mate with a metallic surface of a second component, and joining the metalli...
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WO/2017/068008A1 |
The invention relates to a composite pipe consisting of a carrier pipe (2) and at least one protective pipe (3), wherein the carrier pipe (2) is produced from a non-corrosion resistant steel, which has at least a partially austenitic str...
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WO/2017/068028A1 |
The application relates to a method for producing a double-walled pipe (1) and a pipe (1) of this type, having an outer pipe (3) which is press-fitted with an inner pipe (2) consisting of a corrosion-resistant alloy, wherein an adhesive ...
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WO/2017/036610A1 |
The invention relates to a sealing head (K1, K1'), a device and a method for producing double-walled pipes, in particular bimetallic pipes, wherein each double-walled pipe is produced from an outer pipe (1) and an inner piper (2), wherei...
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WO/2017/036462A1 |
The invention relates to a method for producing a multi-layered composite pipe which comprises: a central metallic barrier layer for blocking penetration of gas; a medium-guiding inner layer; and an outer protective layer, in which: said...
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WO/2017/022663A1 |
A wound multi-ply tube (10) comprises: a tube body (12) formed by winding into a roll-shape a metal plate (13) configured to include a core material layer (18) formed using a metal material, and a brazing material layer (20) formed using...
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WO/2017/016728A1 |
The invention relates to line elements (600) consisting of a multi-layer inner element (IE) and an outer element (AE), wherein the inner element (IE) and the outer element (AE) are in contact with each other at points, at lines, over par...
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WO/2017/016646A1 |
The invention relates to a heat transfer tube (3), particularly a finned tube, for a heat reservoir (1), in particular for a molten-salt PCM, said tube comprising: a pressure tube (5) for conveying a fluid (4), a first connecting tube (1...
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WO/2017/017107A1 |
The invention relates to a high-alloy steel, in particular for producing pipes shaped by means of internal high pressure, having high cold formability, TRIP and/or TWIP properties, a partially or completely austenitic microstructure havi...
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WO2017008113A2 |
A pipe cutting system (40) and method for cutting a helically wound steel pipe while the pipe is being moved in a direction (12) of its longitudinal axis uses a plasma torch (50) supported to be reciprocally movable parallel to the longi...
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WO/2017/008113A3 |
A pipe cutting system (40) and method for cutting a helically wound steel pipe while the pipe is being moved in a direction (12) of its longitudinal axis uses a plasma torch (50) supported to be reciprocally movable parallel to the longi...
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WO/2017/006499A1 |
The purpose of the present invention is to manufacture a round pipe with an opening diameter of several inches to several tens of inches in a small number of steps (number of processes, number of stands) while suppressing non-steady defo...
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WO/2017/002940A1 |
Provided is a duct for which a crimped portion does not easily detach even when increasing the thickness and/or the number of layers of a sheet material. This duct has a strip of sheet material 31 crimped on a core material 20 having a s...
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WO/2016/208599A1 |
Provided is a clad pipe or the like that is highly durable against long term usage and that has high adhesiveness among multiple layers without causing restriction in the combination of the material in each layer and the combination of t...
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WO/2016/198396A1 |
The invention relates to a method for manufacturing a high precision hollow metallic component, the method comprising: • obtaining, through extruding or roll forming, a precursor hollow metallic profile having a constant cross section ...
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WO/2016/192709A1 |
The invention relates to a method for producing bimetallic pipes, consisting of a thin-walled inner pipe made of a high-alloyed or alloyed steel, and an outer pipe made of a non-alloyed or unalloyed steel, which, after being inserted one...
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WO/2016/170062A1 |
The steel wire having a microstructure that is completely ferritic, a mixture of ferrite and cementite or a mixture of ferrite and perlite has a weight content of carbon C such that C < 0.05% and a weight content of chromium Cr such that...
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WO/2016/150194A1 |
A wide ultra-thin pure silver foil strip and a method for manufacturing same. The manufacturing method comprises: (1) smelting, (2) making pure silver liquid to be a melt, pulling the melt at the temperature of 700-960℃ to form a silve...
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WO/2016/151370A1 |
Method and apparatus for producing a curved tubular segment (10) comprising obtaining a curved external tubular element (11) and a curved internal tubular element (12) made of a material having a resistance to wear greater than that of t...
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WO/2016/146344A2 |
The invention relates to an apparatus and a method for producing coiled tube products, containing a coiling machine (3100) for coiling a strip to a coiled tube (WS) and a finishing machine (3200) for cutting off pieces of desired length ...
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WO/2016/146344A3 |
The invention relates to an apparatus and a method for producing coiled tube products, containing a coiling machine (3100) for coiling a strip to a coiled tube (WS) and a finishing machine (3200) for cutting off pieces of desired length ...
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WO/2016/143271A1 |
The objective of the present invention is to provide an electric resistance welded stainless clad steel pipe in which the welded parts have excellent characteristics, without carrying out an additional welding process after the electric ...
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WO/2016/143473A1 |
A device 1 for monitoring the manufacturing status of an electric resistance welded pipe, which monitors the manufacturing status of an electric resistance welded pipe manufactured by forming a strip-shaped steel strip into the shape of ...
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WO/2016/142162A1 |
The invention relates to a method and a coating device for applying a cladding layer on the inside of a carrier layer during the production of a multilayer heavy-duty pipe, said device comprising a pressure-exerting unit (22) having a fo...
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WO/2016/143743A1 |
This steel pipe of the present invention has a corrugated shape formed in an outer diameter through a tube expansion process, and is characterized in that a value of a/w is equal to or smaller than 0.038%, where a and w are respectively ...
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WO/2016/139931A1 |
Provided are: an electric resistance welded steel pipe having a recognizable seam, it being possible to recognize the seam from a color difference between a bead-milled section and other sections, the color difference arising during a co...
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WO/2016/131783A8 |
The invention relates to a tool (10) for welding a mounting bracket to a tube of a tank and comprising tube-grasping means (16, 18) that clear access to a surface on the tube intended to be welded, means for heating (22, 24) the surface,...
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WO/2016/131783A1 |
The invention relates to a tool (10) for welding a mounting bracket to a tube of a tank and comprising tube-grasping means (16, 18) that clear access to a surface on the tube intended to be welded, means for heating (22, 24) the surface,...
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WO/2016/126647A1 |
An armoring system (20) comprising at least first and second strips (42, 52), a forming roll (60) comprising first and second roll segments (71a, 71b, 72a, 72b) disposed adjacent to one another. Both the first and second strips (42, 52) ...
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WO/2016/116347A1 |
The invention relates to a method for producing a flat tube (1) comprising at least one web (2) which divides two chambers (3, 3'). It is essential to the invention that the at least one web (2), as a continuous strip material, is shaped...
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WO/2016/106525A1 |
A process for a film for aluminum tube drawing, and an application of said process, said process comprising the following steps: using an alkaline powder to degrease and to deburr, rinsing with water; desmutting, rinsing with water, then...
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WO/2016/103623A1 |
Provided is an electric resistance welded steel pipe that has high strength, high toughness, and excellent post-welding heat treatment resistance. A hot-rolled steel sheet comprising the following is used as a starting material: a compos...
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WO/2016/104718A1 |
The purpose of the present invention is to manufacture a round pipe the diameter of which is from a few inches to tens of inches, using a small number of stages (number of steps, number of stands), and while suppressing irregular deforma...
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