http://www.freshpatents.com/Metal-treatment-dtnewntc148.php USPTO Class 148 - Metal treatment en-us Mon, 30 Jan 2012 13:28:41 -0800 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/-dt20120126ptan20120018048.php Mon, 30 Jan 2012 13:28:41 -0800 A cream solder obtained by kneading an Sn—Ag—Cu alloy together with a flux, wherein the Sn—Ag—Cu alloy includes a mixture of a first powdery alloy and a second powdery alloy, the first powdery alloy is represented by an Sn—Ag phase diagram having a solid-liquid coexistence region and has a given... http://www.freshpatents.com/-dt20120126ptan20120018049.php Mon, 30 Jan 2012 13:28:41 -0800 Process for the production of grain-oriented magnetic sheets, wherein a slab made of steel having a thickness of ≦100 mm, containing Si in the range comprised between 2.5 and 3.5% by weight, is subjected to a thermo-mechanical cycle comprising the following operations:—optional first heating to a temperature T1 no higher... http://www.freshpatents.com/-dt20120126ptan20120018050.php Mon, 30 Jan 2012 13:28:41 -0800 In the steel for a surface layer hardening which is treated with carburizing in a temperature range of 800° C. to 900° C., chemical composition thereof contains, by mass %, C: 0.10% to 0.60%, Si: 0.01% to 2.50%, Mn: 0.20% to 2.00%, S: 0.0001% to 0.10%, Cr: 2.00% to 5.00%,... http://www.freshpatents.com/-dt20120126ptan20120018051.php Mon, 30 Jan 2012 13:28:41 -0800 A steel composition which has good nitridability, in particular for the manufacture of piston rings and cylinder liners, contains the following elements in the following quantities expressed with respect to 100 weight % of the steel composition: 0.5-1.5 weight % Al, 0.5-1.2 weight % C, 68.2-96.9 weight % Fe, 0.1-3.0... http://www.freshpatents.com/-dt20120126ptan20120018052.php Mon, 30 Jan 2012 13:28:41 -0800 The present invention is directed to a process for tempering steel comprising carburizing said steel in a vacuum furnace in the presence of a hydrocarbon carburizing gas in combination with hydrogen wherein said carburizing gas/hydrogen combination is administered to the vacuum furnace by cyclically reducing the pressure in the furnace... http://www.freshpatents.com/-dt20120126ptan20120018053.php Mon, 30 Jan 2012 13:28:41 -0800 As an acidic liquid composition capable of forming an anticorrosive film having an appearance and corrosion resistance comparable to the anticorrosive film formed by chromate treatment on a substrate which has a metallic surface and a complicated shape, a chromium-free acidic liquid composition for reactive chemical conversion treatment for use... http://www.freshpatents.com/-dt20120126ptan20120018054.php Mon, 30 Jan 2012 13:28:41 -0800 Provided are a stainless steel having excellent high-temperature strength and a method of manufacturing the same, and more particularly, an austenitic stainless steel having excellent high-temperature and creep strength as well as excellent corrosion resistance able to be used in high-temperature corrosive environments such as power plants and a method... http://www.freshpatents.com/-dt20120126ptan20120018055.php Mon, 30 Jan 2012 13:28:41 -0800 A component composition contains, by % by mass, 0.0016 to 0.01% of C, 0.05 to 0.60% of Mn, and 0.020 to 0.080% of Nb so that the C and Nb contents satisfy the expression, 0.4≦(Nb/C)×(12/93)≦2.5. In addition, the amount of Nb-based precipitates is 20 to 500 ppm by mass, the... http://www.freshpatents.com/-dt20120126ptan20120018056.php Mon, 30 Jan 2012 13:28:41 -0800 A thick-walled high-strength hot rolled steel sheet having excellent hydrogen induced cracking resistance which is preferably used as a raw material for a high-strength welded steel pipe of X65 grade or more and a method of manufacturing the thick-walled high-strength hot rolled steel sheet are provided. The composition of the... http://www.freshpatents.com/-dt20120126ptan20120018058.php Mon, 30 Jan 2012 13:28:41 -0800 cold rolling said substrate to obtain a reduction of thickness, with a minimum reduction of 40%. pickling said substrate to remove the oxides, coiling said substrate at said coiling temperature,... http://www.freshpatents.com/-dt20120126ptan20120018057.php Mon, 30 Jan 2012 13:28:41 -0800 A surface layer structure of a silver article and a forming method thereof. The silver article is a decoration made of a silver metal body (or silver alloy body) or a silver decoration body such as in the form of a sheet. After the silver metal body is formed, at... http://www.freshpatents.com/-dt20120126ptan20120018060.php Mon, 30 Jan 2012 13:28:41 -0800 Provided is a method for manufacturing a high-strength galvanized steel sheet, made from a steel sheet containing Si and/or Mn, having excellent exfoliation resistance during heavy machining. When a steel sheet containing 0.01% to 0.18% C, 0.02% to 2.0% Si, 1.0% to 3.0% Mn, 0.001% to 1.0% Al, 0.005% to... http://www.freshpatents.com/-dt20120126ptan20120018059.php Mon, 30 Jan 2012 13:28:41 -0800 A method of making hot rolled steel sheet having a dual phase microstructure with a martensite phase of less than 35% by volume and a ferrite phase of more than 50% by volume and a composition containing by percent weight: 0.01≦C≦0.2; 0.3≦Mn≦3; 0.2≦Si≦2; 0.2≦Cr+Ni≦2; 0.01≦Al≦0.10; Mo less than about 0.2%,... http://www.freshpatents.com/-dt20120126ptan20120018061.php Mon, 30 Jan 2012 13:28:41 -0800 A liquid quench is disclosed. In one embodiment, a liquid quench apparatus for rapidly cooling a metal strand product includes: a chamber to hold a liquid, configured for placement under a drawn metal stand product, and defined by a length of a predetermined, adjustable value selected to create a desired... http://www.freshpatents.com/-dt20120126ptan20120018062.php Mon, 30 Jan 2012 13:28:41 -0800 A method of manufacturing a hot-rolled thin steel sheet includes: hot-rolling a steel base material having a composition containing, as mass %, C: 0.10 to 0.20%, Si: 0.01 to 1.0%, Mn: 0.5 to 2.0%, P: 0.03% or less, S: 0.01% or less, Al: 0.01 to 0.10%, N: 0.005% or less,... http://www.freshpatents.com/-dt20120126ptan20120018063.php Mon, 30 Jan 2012 13:28:41 -0800 Cold worked, machined, and carburized quenched case-hardened steel prevented from formation of coarse grains, that is, case-hardened steel superior in cold workability, machinability, and fatigue characteristics after carburized quenching characterized by limiting, by mass %, S: 0.001 to 0.15%, Ti: 0.05 to 0.2%, Al: 0.04% or less, and N: 0.0050%...