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2012
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Invention
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Acidity-mitigating construction method using steel converter slag. In the past, it was said that ... |
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Invention
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Welded duplex stainless joint. Provided is a welded duplex stainless joint in which the occurrenc... |
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2011
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Invention
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Method for cold drawing of steel pipe. Provided is a method for cold drawing of a steel pipe so a... |
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Invention
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Austenitic stainless steel. The present invention provides an austenitic stainless steel having e... |
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Invention
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Business model for methane-suppressed cultivation method. Provided is a method for more widely sp... |
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Invention
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Method for producing high-strength cr-ni alloy seamless pipe.
A method for producing a high-stre... |
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Invention
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Hic-resistant thick steel plate and uoe steel pipe.
A thick steel plate and a UOE steel pipe hav... |
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Invention
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Method of producing cutting tool. A method of producing a cutting tool provided with a cemented c... |
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Invention
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Steel material for thermal cutting using oxygen. A steel material for thermal cutting using oxyge... |
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Invention
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Corrosion-resistant steel material for cargo oil tank. Disclosed is a corrosion-resistant steel m... |
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Invention
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Manufacturing method for steel pipe. In the disclosed manufacturing method for a steel pipe, when... |
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Invention
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Method for suppressing surface indentation flaw in element tube for seamless steel tube. An eleme... |
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Invention
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Fixed diameter rolling method for seamless pipe. A three-roll fixed diameter rolling machine is u... |
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Invention
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Seamless steel pipe for line pipe and method for producing the same. Provided is a seamless steel... |
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Invention
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Austenitic stainless steel tube having excellent steam oxidation resistance, and method for produ... |
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Invention
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Age-hardenable steel and process for producing machine part. Disclosed is an age-hardenable steel... |
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Invention
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Steel wall and construction method for steel wall. Disclosed is a steel wall provided with both e... |
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Invention
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Test device for oil well pipe threaded joint. Disclosed is a test device (1) for estimating the p... |
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Invention
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High-strength stainless steel for oil well and high-strength stainless steel pipe for oil well. D... |
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Invention
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Method for producing and device for producing hot-rolled steel sheet. Disclosed are a method for ... |
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Invention
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Modified natural graphite particle and method for producing the same.
Modified natural graphite ... |
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Invention
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Modified natural graphite particle and method for producing same. Disclosed is a natural graphite... |
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Invention
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Retarder control device, retarder control method, and vehicle having retarder control device. The... |
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Invention
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Method and apparatus for manufacturing uoe steel pipe. Disclosed is a method for manufacturing a ... |
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Invention
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Straightening roll and method for straightening pipes. Disclosed is a method for straightening a ... |
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Invention
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Steel pipe production equipment. Disclosed is steel pipe production equipment that has excellent ... |
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Invention
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Operation control method of tandem rolling mill, and method for producing hot-rolled steel sheet ... |
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Invention
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Heat treatment method for long material, manufacturing method for long material, and heat treatme... |
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Invention
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Combined steel sheet piling wall. Disclosed is a combined steel sheet pile wall of which shaped s... |
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Invention
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Rail car brake lining. In order to prevent rotation at the installation position of a friction me... |
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Invention
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Positioning device, working system, and hot working apparatus. Provided are a positioning device ... |
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Invention
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Hot-rolled steel sheet manufacturing method and manufacturing device. Provided are a hot-rolled s... |
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Invention
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Seamless steel pipe for steam injection, and method of manufacturing same. Disclosed is a steel p... |
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Invention
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Heat-treated steel material, method for producing same, and base steel material for same. Disclos... |
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Invention
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Continuous steel wall and method for constructing same. Disclosed are a continuous steel wall and... |
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Invention
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Lubricant for hot-rolling tools, and method for surface treatment of mandrel bar for use in produ... |
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Invention
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Steel plate exhibiting little welding deformation and excellent corrosion resistance. Disclosed i... |
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Invention
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Steel material exhibiting excellent fatigue-crack progress resistance and corrosion resistance, a... |
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Invention
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Defect inspection device. Disclosed is a defect inspection device that can precisely detect defec... |
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Invention
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Manufacturing method for small diameter thin-walled pipe. Provided is a manufacturing method for ... |
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Invention
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Method of heat-treating metal pipes for nuclear power plant, batch-type vacuum heat-treatment fur... |
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Invention
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Efficient method for collection of platinum-group element from copper-iron scrap. Disclosed is a ... |
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Invention
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Iron making method. Provided is an iron making method whereby carbon dioxide emission is reduced ... |
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Invention
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Connected wall structure consisting of steel pipe sheet piles and steel sheet pile, and method of... |
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Invention
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Production method for seamless steel pipe used in line pipe, and seamless steel pipe used in line... |
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2010
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Invention
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Threaded connection. A threaded connection used in exploration and operation of hydrocarbon wells... |
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Invention
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Steel wall and method for constructing steel wall. Disclosed is a steel wall which combines high ... |
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Invention
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Steel pipe for air bag and process for producing same. Provided is a steel pipe for air bags whic... |
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Invention
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Method for measuring flatness of sheet material and steel sheet production method utilizing said ... |
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Invention
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Hot rolled dual phase steel sheet having excellent dynamic strength, and method for producing sam... |
