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7543733 |
Method of protecting against corrosion at high temperature
The invention relates to a method of protecting equipment intended to operate at high temperature in the presence of a fluid containing at least one hydrocarbon and/or carbon monoxide against...
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7378622 |
System and method for electromagnetic pulse surface treatment
A system and method for electromagnetic surface treatment of a work piece has an electromagnetic pulse generator and an electromagnetic pulse tool. The work piece has a working surface. A current...
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7168605 |
Microtubes for therapeutic delivery
A medical implant that delivers therapeutic via microtubes and a method of making the same is provided. In one embodiment a biologically implantable structure adapted to fit within the body of a...
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6955286 |
Use of silver-copper-palladium brazing alloys
A compound arrangement comprising a first component of metal being brazed to a second component of metal. The first component has an external cylindrical surface touching an cylindrical internal...
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6948648 |
Misting manifold apparatus and method of manufacture
A method and apparatus for a constructing misting manifold is disclosed that uses a standardized intermediate member joined to tubing. The method allows mass production, particularly with use of...
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6928712 |
Driveshaft and method and device for producing same
A method and apparatus for assembling a driveshaft, and the driveshaft itself. The driveshaft ( 1 ) includes a first attachable part ( 2 ) with a first longitudinal axis (A 1 ), a second attachable...
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6904667 |
Apparatus for and a method for fabricating a coriolis flowmeter formed primarily of plastic
An injection molding process for fabricating a Coriolis flowmeter. The process includes the steps forming a material flow path core using a core mold, placing the formed material flow path core...
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6474534 |
Hydroforming a tubular structure of varying diameter from a tubular blank made using electromagnetic pulse welding
A method of hydroforming a tubular structure of varying diameter along its longitudinal axis, comprising the formation of a tubular blank member by welding together, at their periphery, tubes of...
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6446856 |
Method of welding composite member
A method of welding a hollow member and an insert member to form a composite member including a hollow member and insertion member requiring a high dimensional accuracy in the end-to-end distance...
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6374478 |
Method for manufacturing a Coriolis flow meter assembly
A system for manufacturing a straight tube Coriolis Flowmeter. The system of this invention provides a process for connecting a flow tube assembly including a balance bar and a flow tube to at...
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6364780 |
Driveshaft
The invention relates to a driveshaft and to a method of producing the driveshaft having three components a first attaching element 1 and a second attaching element 13 and a tube element 8 ...
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6329079 |
Lined alloy tubing and process for manufacturing the same
A tube for a cracker unit in which ethylene is produced withstands, without oxidizing or losing its strength, the elevated temperatures required to effect cracking, yet retards coking. The tube has...
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6168069 |
Method of brazing titanium to stainless steel
Surprisingly, silver-copper-palladium brazing alloys, which have hitherto been used only for the brazing of components of the same material, are also very well suited for brazing directly titanium...
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6065664 |
Method of installing heat pipes using internal vapor pressure
The disclosure is for a method of installing a heat pipe within another structure. A completely processed heat pipe is coated with solder and inserted into a cylindrical hole within the structure...
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6010061 |
Reflow soldering method
With the present invention, a reflow soldering method is provided for soldering a nonvertically approaching lead, which is part of a nonvertically approaching device (e.g, an edge connector), to a...
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5940951 |
Process for the manufacture of cladded metal pipes
A process for the manufacture of cladded metal pipes facilitates joining of a tube blank and a coaxially disposed pipe section received therein, for subsequent extrusion of a resultant tube...
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5588582 |
Method for manufacturing a cooling drum for a continuous casting system
A cooling drum can continuously cast a favorable band-shaped cast piece having little thermal deformation. The cooling drum comprises a three-layer structure including a rigid member, a cooling...
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5547120 |
Method of making a gastight connection between a conductor and an insulation in form of a tube
A method of making a gastight connection between a conductor and an insulation in form of a tube made of a temperature-resistant material, includes the steps of inserting a conductor-forming wire...
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5505795 |
Method of manufacturing golf club
A method of manufacturing golf club is to design the contour of a club head and a club shaft. Sheet metal forming for divided golf club head are formed by stretching the Titanium Alloy plate within...
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5485948 |
Shaft and method of making same
A shaft for such items as sporting goods, including golf clubs fishing rods bicycle frames, and ski poles is constructed of metallic tubular structures. The hollow tubular shaft is brazed to a...
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5476209 |
Process of preparing composite wire
Disclosed is a process of preparing a composite wire which comprises sealing one end of a pipe to be employed as a jacket, inserting a bar to be employed as a core into the pipe and conducting a...
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5407503 |
Process for producing silicon carbide nozzle
A tube is formed from a polycrystalline silicon carbide having a density of from 3.18 to 3.21 g/cm 3 , a maximum impurity content of 20 ppm, and imperviousness to fluids by a process which...
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5305943 |
Splined assembly
A splined assembly 10 is disclosed and includes a generally annular outer spline member 12 into which a second generally annular inner spline member 14 is rotatably placed. Member 12 includes a...
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5265793 |
Small thick-walled composite metal tubing and process of producing the same
A small thick-walled composite metal fuel injection tubing for a diesel engine, for example, is manufactured from an outer carbon steel pipe, and an inner stainless steel pipe press-fitted in the...
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5261591 |
Method of explosively bonding composite metal structures
This invention relates to a method of manufacturing bi-metallic tubing by the successive steps of explosive bonding, hot extrusion and co-extrusion. Bi-metallic tubing, having an inner wall made...
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5249730 |
Process for the manufacture of zirconium based tubes formed from layers of varying composition
The present invention relates to a process for the manufacture of zirconium based tubes formed from layers of varying composition. The process consists in preparing the tubular blank which is...
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5129572 |
Process for the manufacture of a metallic composite wire
A rod made of a hard material is inserted into a pipe made of a relatively soft material, and a two-element arrangement having an intermediate size is obtained by hot-rolling and drawing. In these...
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5093209 |
Compound steel workpiece
A compound steel workpiece and a process for its production, wherein a support jacket is provided with at least one recess, which in turn is furnished with a lining resistant to attrition and...
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5076488 |
Silicon grain refinement of zirconium
The present invention relates to the control of grain structure in unalloyed zirconium metal and, more particularly, to the control of grain structure in zirconium metals containing less than 300...
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5004143 |
Method of manufacturing clad bar
The present invention relates to a method of manufacturing a clad bar and is basically characterized in that a columnar core member is fitted in a cylindrical outside layer member and the resulting...
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5000368 |
Method for cladding the ends of a pre-clad tubular product in preparation for threading
A method of cladding the ends of a length of previously clad pipe with a clad of greater thickness than the clad for the balance of the length in order to allow for threading, including the steps...
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4995548 |
Preparation process for coextrusion billets with multiple metallic cylindrical layers
Coextrusion billets of two or more concentric metallic layers are treated by a hot isostatic pressing process and, then, may be succeeded by heating to an elevated temperature followed by quenching...
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4934579 |
Attachment of dissimilar metals
A method of joining titanium to a dissimilar metal wherein a predetermined amount of heat and pressure is applied sufficient to plastically deform only one of the metals being joined. The heat and...
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4795078 |
Method for producing a clad steel pipe
A method for producing a clad steel pipe having resistance to corrosion and wear at the inner and/or the outer faces includes plural base pipes which are mechanically fixed and metallurgically...
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4790471 |
Method of cladding tubing and plate products
A method of cladding a base plate of carbon steel, including the steps of plating by electroless deposition the faying surface of the plate slab, positioning a cladding plate on the plated faying...
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4784311 |
Process of producing thick-walled composite metal tubing
A thick-walled composite metal tubing comprising an inner tubular member made of a steel pipe and an outer tubular member made of a carbon steel pipe which are press-fitted together with...
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4765529 |
Method of manufacturing an externally clad tubular product
A method of manufacturing an externally clad tubular product employing a tubular host such as steel, including the steps of plating the external surface of the tubular host with a low melting point...
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4754911 |
Method of manufacturing a large diameter internally clad tubular product
A method of manufacturing an internally clad tubular product employing a tubular host such as steel, including the steps of plating the internal surface of the tubular host with a low melting point...
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4745245 |
Method and apparatus for the manufacture of a clad tube through use of induction heating
A method is provided for manufacturing a clad tube comprising a metallic tube coated on the interior surface with a thermally deformable coating material, comprising: (a) coaxially positioning...
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4617726 |
Maximum stiffness permanent magnet rotor and construction method
A permanent magnet rotor construction technique resulting in a rotor having excellent stiffness characteristics and being capable of higher speeds and longer lengths is disclosed. The rotor is...
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4598856 |
Process for making bimetallic seamless tubing of steel or special alloys for extrusion
A process of making round tubes covered on the inside with a sleeve of a thickness on the order of 20 to 30% of the total thickness of the tubes. The components of the tube consist of steel of...
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4584169 |
Process, apparatus and installation for the continuous production of a filler wire
In the installation, a strip is shaped from a split tube which is welded or seamed to give a closed tube in a welding or seaming station. Associated with the welding or seaming station is a suction...
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4539197 |
Process for making sintered composite mechanical parts
A process for making a sintered mechanical part with a complex profile by preparing separately a compact having a shaft (referred to as the inner compact) and a compact having an opening...
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4533806 |
Method of manufacturing bimetallic tubes
A method of manufacturing bimetallic tubes is disclosed. In this method, after an inner tube is inserted into an outer tube, the resulting tube assembly is heated, while pressurizing the inside of...
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4478363 |
Method of production of composite billet for fuel cladding tube
A method of production of a composite billet for a nuclear fuel cladding tube wherein a hollow inner billet of zirconium is inserted in a hollow outer billet of a nuclear fuel cladding material....
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4454977 |
Process of producing corrosion-resistant tubular connection pieces
In order to connect a tube of a more common material, such as stainless steel, to a tube of a highly corrosion-resistant metal such as tantalum, where the two tubes cannot be welded together by...
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4376885 |
Process and apparatus for producing a ring unit for the valve parts of labyrinth valves
For producing the seat or valve member of a labyrinth valve a number of rings of different diameter are placed one inside the other as a workpiece with their blade-like edges turned in the same...
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4363435 |
Method for producing a tube for a cracking plant
Method for making a tube for a cracking plant, by providing an inner tube, placing a reinforcement about said inner tube, said reinforcement having transverse openings or passages, placing an outer...
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4231507 |
High-temperature, high-pressure bonding of nested tubular metallic components
This invention is a tool for effecting high-temperature, high-compression bonding between the confronting faces of nested, tubular, metallic components. In a typical application, the tool is used...
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4200217 |
Method of manufacturing an article having a press-worked member inwardly of a cylindrical member
This invention relates to a method of manufacturing an article having a press-worked member inwardly of a cylindrical member, which comprises a first step for removing stain and oxidation film on...
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