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Patent Searching and Data


Matches 1,001 - 1,050 out of 12,329

Document Document Title
WO/2003/074207A1
The invention relates to a method for producing bent hollow bodies (10g) that comprise an inner arc and an outer arc. A starting hollow body with a flexible cross-sectional shape at least in the zone where it is supposed to be bent is be...  
WO/2003/074206A2
The invention concerns a method for making steel plated armouring wires (20) designed to reinforce flexible tubular pipes for transporting hydrocarbons, wherein a plating coat (22) is intimately associated, through great pressure, with a...  
WO/2003/068448A1
The invention relates to a pipe welding device by means of which a pipe (1) made of a sheet metal strip is welded at the seam (2). The inventive pipe welding device comprises a sizing stand (3) that is provided with at least two rollers ...  
WO/2003/059791A1
The invention relates to a support (1) which is used with moving cylindrical elements. The inventive support comprises first guide means (2) which are used to guide the cylindrical elements at a height z1. Downstream, in the direction of...  
WO/2003/052337A1
A flat−shaped tube (2), a structural member of a radiator (1), can be manufactured easily without welding a connection portion for connecting edge portions of a plate member together. A connecting portion (11c) of the tube (2) is forme...  
WO/2003/047979A1
Flexible ducting apparatus (2) including support means (80) for supporting the ducting, an actuating member (94) which is mounted for longitudinal movement along the support means (80), the actuating member (94) including means for engag...  
WO/2003/047783A1
The invention relates to a method for changing sets of rolls consisting of top rolls, lateral rolls, and a bottom roll, and mounted in chocks of a welding stand of a continuously operating longitudinal tube welding machine. The inventive...  
WO/2003/045601A1
The invention relates to a device (1) for production of a tube (2) with a polygonal, preferably rectangular cross-section, comprising a tube welding unit (3), in which the tube (2) is formed from a sheet metal strip and welded at the res...  
WO/2003/037539A1
The invention relates to a method and device used to produce hollow sections with very high degrees of reduction at very high manufacturing speeds, while at the same time maintaining or improving the quality of the final product. Accordi...  
WO/2003/037559A1
A process of making a shaped product consisting of aluminium or an aluminium alloy comprising the steps of producing an intermediate object by extrusion or rolling and having at least one flat surface, coating the at least one flat surfa...  
WO/2003/035915A1
The invention relates to metallic articles for industrial use, more specifically to a method for producing a thin metallic monocrystalline wire having a diameter ranging from 0.01 to 5.0 mkm. The inventive method consists in carrying out...  
WO/2003/033200A1
A method of forming clad piping or tubing (32)includes the steps of providing a support billet (2), finished to a desired, predetermined dimension, having a cladding surface (4), and providing a CRA cladding material billet (7), similarl...  
WO/2003/033188A1
A tube (200) and a heat exchanger with tubes, the tube (200) formed by rolling and brazing a metallic band−shaped material (A) recrystallized by annealing comprising a flat part (204) shaped by forming flat the material after bending&s...  
WO/2003/031668A1
A tungsten wire containing 1−10 mass% of rhenium, characterized in that the point showing 2% expansion of a heated tungsten wire having a diameter of x µm and heated by application of a current of which the ratio to the fusing current...  
WO2002045875A9
Apparatus (20) and a corresponding method for forming from a strip of sheet metal stock material (22) a length of spiral duct (26) that includes an integral diffuser (28). A perforator (30) forms perforations (52) in the strip (22) at at...  
WO/2003/031091A1
The invention relates to a method for producing a branch pipe (1). According to said method, a longitudinal linear main curvature and at least two lateral curvatures deviating from respectively one longitudinal side of the main curvature...  
WO/2003/028914A1
A method of manufacturing a hollow member having longitudinally varying plate thickness in cross section orthogonal to the longitudinal direction thereof, characterized by comprising a heating step for heating a tubular material (Pa) wit...  
WO/2003/026827A1
The invention relates to a method for increasing the fatigue resistance of welded pipes, especially longitudinally welded large diameter pipes, comprising a weld seam (1) having a projection on the inner and outer sides. To this end, the...  
WO/2003/025240A1
The invention concerns a method for making a welded tube, comprising a final drawing or hydroforming step, characterized in that in consists in: preparing an alloy consisting in wt. % of: C $m(F) 2 %; Mn between 10 and 40 % with %Mn > 21...  
WO/2003/024639A1
The manufacture of seamless tubes in which the process includes providing an assembly having a metal tube blank (1), and an elongate metal core (2) of shape memory effect material which is surrounded and contacted by the tube blank (1) w...  
WO/2003/024637A1
The invention relates to a method for producing metallic strips having a high-grade cube texture based on nickel, copper, aluminum, silver or alloys of these metals including austenitic iron-nickel alloys. The inventive method makes it p...  
WO/2003/022091A1
Method for producing elongated elements (40') for jewels, comprising the steps of providing at least two foils (51, 52) of precious metal of different type, joining such foils at respective longitudinal edges thereof in order to make a t...  
WO/2003/022479A1
The invention relates to a device (1) for forming thin-walled material to obtain a sleeve-shaped body (20) from a substantially flat material piece (2). Said device comprises two forming dies (3, 4), at least one of which being displacea...  
WO/2003/013847A1
The invention relates to a flat product for use as the wall of a heat exchanger operated with corrosive liquids as the coolant that contain biological organisms. The aim of the invention is to protect the wall of the heat exchanger on th...  
WO/2003/011489A1
The invention relates to a method for the production of a metal tube (1), in particular a gas distributor tube for vehicle airbags. The tube sleeve is stamped as a planar metal blank (4), the outer contour of which corresponds to the lay...  
WO/2003/010353A1
The invention relates to stainless steel fibers obtained by bundled drawing of stainless steel wires embedded in a matrix material. The composition of the stainless steel fibers comprises iron and the following components expressed in pe...  
WO2002004823A9
Coated cored contoured crushable structural members and methods for making the same are described. The contoured structural members comprise composite or metal materials sandwiching a support or stabilizing structure. The cored and conto...  
WO/2003/009950A1
The device for shaping a plastically deformable strip material about its longitudinal axis with regard to a tube is provided with at least one first pair (12) of shaping rolls (16, 18) that can rotate about first rotation axes (28), whic...  
WO/2003/009309A1
A method and an apparatus for producing a Keystone type superconducting formed strand, in which the side face of formed strands on the thinner side touches a roll ahead of the side face on the thicker side when a wire formed by stranding...  
WO/2003/004195A1
A metal wire material suitable for use as a grip ring material, having good surface properties and produced at low cost&semi a producing method therefor&semi and a producing device therefor. For this purpose, a metal wire material (34) i...  
WO/2003/001624A2
A micro fuel cell array and method of making is disclosed for providing electrical power to an electrical load upon flow of a first and a second gas. The micro fuel cell array comprises an array (5) of the fuel cell elements (15) each co...  
WO/2003/000440A1
The present invention concerns an apparatus and method for manufacturing an automotive beam for use as a beam in structural components of automobiles with significant improvements in terms of torsional rigidity and yield strength. The be...  
WO/2002/103069A1
A steel pipe having high formability which has an r value in the longitudinal direction of 1.2 or more, preferably 1.6 or more over the whole region of perimeter direction containing a seamed portion&semi and a method of producing the st...  
WO/2002/100567A1
A metal plate comprises two flat wall forming portions 89, 90 connected together by a joint portion 88, a plurality of reinforcing wall forming portions 83, 84 upwardly projecting from each of the wall forming portions 89, 90 integrally ...  
WO2002070166B1
A stainless steel wire provided a deformed edge area (1) having an increased thickness in comparison with the core (4) and consequently an increased resistance to corrosion in comparison with a wire without such an edge area, especially ...  
WO/2002/096578A1
The invention, in one form thereof, relates to a basket consisting of a structure (10) comprising a front panel, a rear panel, a more or less circular passage, which extends along the length of the structure, and rollers, which are dispo...  
WO/2002/094467A2
In a method of reshaping a tube (4), an apparatus is used which has a roller nip (10, 11) for rotating the tube (4), and a shaping roller assembly (12, 13) for alterning the cross-section of the tube (4), for instance from round to oval.  
WO/2002/094468A1
The invention relates to a tool for tube or profile bending machines. At least the surface touching the tube (1) or profile is coated with a layer of molybdenum or molybdenum alloy, enabling the service life of said tool to be significan...  
WO/2002/092251A1
A method and apparatus for forming annularly-corrugated tubes (10) and cables utilizing a multiple gear corrugating head (30) which is rotated about the tube (10) or cable, to be corrugated as the tube or cable (10) is drawn through the ...  
WO/2002/092250A1
Rolling&sol heating means (6), a four−way roll rolling machine (7) and quenching&sol cooling means (8) are arranged close to each other in tandem. An untreated steel wire (W1) is quickly heated to a rolling temperature by the heating m...  
WO/2002/087814A1
A process of making a shaped product consisting of aluminium or an aluminium alloy comprising the steps of producing an intermediate object by extrusion or rolling and having at least one flat surface, coating the at least one flat surfa...  
WO/2002/086408A1
The tube (1) is obtained by folding a metal strip (2) of a given thickness (e) over itself in order to define two channels (83a, 3b) which are separated by a partition (4) to form a transverse member created by the folded edges (5a, 5b) ...  
WO/2002/084197A1
The inner surface of the tube (10) has a primary set of fins (12)and an intermediate sets of fins (26) positioned in the areas (24) between the primary fins (12) and at an angle relative to the primary fins (12). In a preferred embodimen...  
WO/2002/081111A1
.A method for the manufacture of helically wound pipes, wherein the pipe is manufactured in that a steel strip (9) is passed to a forming unit (2) for profiling the steel trip and is passed from the forming unit to a winding unit (3) whe...  
WO/2002/076646A1
A rock bolt or drill rod and its method of manufacture. The body is an elongate member (8) having a C-shaped or U-shaped cross section, the cross section having two side arms (12, 14) defining a channel (10) therebetween running the leng...  
WO/2002/076652A1
The invention relates to a method for producing a hollow, elongated construction element, for example for use as a vehicle front axle. The method comprises the following steps : (a) a first blank (1) is directed through a furnace (2) for...  
WO/2002/076810A1
An automobile strengthening member which is light in weight and superior in axial crushing performance and has high bending strength performance is provided. Also provided is a strengthening member which will not crack even when a high s...  
WO/2002/076809A1
An automobile strengthening member which is light in weight and superior in axial crushing performance and has high bending strength performance is provided. Also provided is a strengthening member which will not crack even when a high s...  
WO/2002/074462A1
A method of efficiently producing a thick-walled small diameter pipe having a smooth flawless inner peripheral surface, which can be suitably used for a fuel injection pipe for diesel engines, is provided. In producing a thick-walled sma...  
WO/2002/068148A1
The process for making fine metallic mesh (20) is disclosed comprising the steps of cladding an array (50) of metallic wires (30) with an array cladding material (65A) to provide an array cladding (65). The array cladding is drawn for re...  

Matches 1,001 - 1,050 out of 12,329