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Class 428/602 - Longitudinally smooth and symmetrical


Subclass of Class 428 - Stock material or miscellaneous articles
Definition: Subject matter devoid of irregularities (projections or
No. of patents: 20
Last issue date: 07/07/2009


NumberTitleIssue Date
7556864Sintered gear
Disclosed is a sintered gear composed of a sintered alloy having a metal matrix and pores. The tooth surface (2, 3, 4) of the tooth and the bottom land (5) have a densified layer (11) in which the porosity is reduced to 10% or less from the sint...
07/07/2009
7294787Enhanced armor wires for wellbore cables
Cables used with wellbore devices to analyze geologic formations adjacent a wellbore are disclosed. The cables include one or more armor wires formed of a high strength core surrounded by a corrosion resistant alloy clad. The cables may be employed as a slickline or...
11/13/2007
7259331Lightweight armor wires for electrical cables
Disclosed are electric cables with improved armor wires used with wellbore devices to analyze geologic formations adjacent a wellbore. The cables include at least one insulated conductor, and one or more armor wires surrounding the insulated conductor. The armor wir...
08/21/2007
7119283Enhanced armor wires for electrical cables
Electric cables used with wellbore devices to analyze geologic formations adjacent a wellbore including at least one insulated conductor, and one or more armor wires surrounding the insulated conductor, the armor wires formed of a high strength core surrounded by a ...
10/10/2006
6998180Package with a substrate of high thermal conductivity
A package is configured as a composite component with a substrate, at least one semiconductor component, and an enclosure, which are joined to one another. The heat-dissipating substrate is a single-layer or multilayer substrate with a thermal conductivity, transver...
02/14/2006
6579579Container made of a light metal alloy and process for its manufacture
A container, in particular a container with a tube-shaped wall, made of a light metal alloy for use as a reaction chamber in a process for manufacturing wafers. The container wall is made by way of extrusion or ring-rolling, and the container wall is made...
06/17/2003
5605239Dunnage rack bar
A one-piece dunnage bar for a dunnage rack of the type used to store and transport parts within an automotive factory. The dunnage bar includes integral inner and outer C-shaped portions roll-formed from a single piece of structural metal. The inner and o...
02/25/1997
5137782Granular composite containing metal fibers and plastic articles made therefrom
The granular composite is obtained by chopping a composite strand containing metal fibers, said fibers being embedded as bundles in a plastic and is to be used for the shaping of plastic articles. The metal fibers comprise hardened material which has been...
08/11/1992
5116431Immersion member for hot dip galvanizing bath and method for preparing the same
A flame-sprayed layer comprising 1.0 to 1.5% by weight of C, 2.0 to 4.0% by weight of B, 2.0 to 4.0% by weight of Si, 1.0 to 6.0% by weight of Fe, 10.0 to 16.0% by weight of W, 5.0 to 21.0% by weight of Cr and 10.0 to 15.0% by weight of Ni, with the balan...
05/26/1992
5035780Method of manufacturing a platinum tip
In the production of a tunneling probe tip having a sharp point by utilizing electropolishing, the present invention has enabled the production of a platinum tunneling probe tip always produceable in an identical conical form having high point sharpness w...
07/30/1991
4404264Multi-gauge strip
An improved method and apparatus for the production of multi-gauge strip is disclosed wherein the multi-gauge strip comprises a first strip of metal having a first thickness and extending longitudinally for a given length. A second strip of metal has a se...
09/13/1983
4351326Copper wire for intrauterina contraceptive devices and a method for manufacturing the same
A copper wire for intrauterine contraceptive devices is disclosed as having a core wire of a flexible tough metal nobler than copper and a copper coating fixed on the core wire by means of a thin diffusion layer....
09/28/1982
4317955Barbed wire
A barbed wire construction. The construction includes an iron wire having a longitudinally extending groove therein. A copper wire, coated with insulation, is inserted into the groove and extends along the groove. The iron and copper wires are coated....
03/02/1982
4217399Sintered bi-metallic conjugate filaments and their preparation
Novel bi-metallic filamentary composites are produced by first forming a conjugate precursor filament comprised of an organic polymer together with particles of a first reducible metal oxide and particles of a second reducible metal oxide with the metal c...
08/12/1980
4150196Method of producing tubes or the like and capsule for carrying out the method as well as blanks and tubes according to the method
A method and a capsule and a blank for producing tubes, bars or similar profiled elongated dense metal objects, preferably in stainless steel qualities, by single or multi-stage extrusion of capsules which are filled with powder of metals or metal alloys ...
04/17/1979
4148971Flame spraying materials and process for producing the same
A flame spraying material consisting of a wire obtained by compacting zinc powder, zinc-aluminum alloy powder or admixed powders of zinc and aluminum or consisting of a composite wire obtained by enclosing said compacted powders in an aluminum covering....
04/10/1979
4104445Method for making steel wire
A method for making filamentary steel wire from particulate iron oxides with the aid of a fiber-forming acrylic polymer is disclosed. A precursor filament is first formed by wet-spinning an acrylic polymer spin dope in which particles of iron oxide are di...
08/01/1978
4064319Upset head at a high-strength tension wire and method for the production thereof
An upset head and a method of producing the same at a high-strength tension wire, wherein there is formed a supporting seating surface at the transition between the head and the wire. The maximum head diameter is located in the third of the height of the ...
12/20/1977
4005255Extruded composite section
A composite section with a body mainly of light metal which has embedded in it inserts of a metal of higher strength. The inserts are not round in cross section and engage in the matrix by virtue of their shape....
01/25/1977
3969085Wire and method for making steel wool
A wire for making steel wool has, in cross-sectional profile, a straight top, a pair of sides extending down from said top, and a downwardly and outwardly concave bottom. The sides either taper regularly down from said top toward said bottom so as to impa...
07/13/1976
 
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