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Class Information
Number: 266/114
Name: Metallurgical apparatus > Having means for contacting a solid metalliferous material or metal object with a liquid
Description: Device wherein an apparatus is provided for treating either a metallic article or a metal bearing ore which is in a hardened form by applying a liquid thereto.


Sub-classes under this class:

Class Number Class Name Patents
266/120 By immersing an article to be treated in bath of molten material, e.g., salt bath 36
266/134 By means contacting only selected areas of treated article with liquid 28
266/121 With heating means, e.g., flame contact 12
266/115 With means changing the shape of a treated object, e.g., roller means 27
266/117 With means to prevent warping of treated object 35


Patents under this class:
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Patent Number Title Of Patent Date Issued
7435374 Surface treatment facility of metal plate and method for producing metal plate Oct. 14, 2008
7357894 Method and apparatus for cooling hot rolled steel strip, and method for manufacturing hot rolled steel strip Apr. 15, 2008
7294215 Method and device for cooling steel sheet Nov. 13, 2007
7052647 Method and apparatus for cooling hot rolled steel strip, and method for manufacturing hot rolled steel strip May. 30, 2006
6989063 Device for tempering rolled stock of great length Jan. 24, 2006
6884966 Method and apparatus for forming and heat treating structural assemblies Apr. 26, 2005
6733720 Method and apparatus for cooling hot rolled steel strip, and method for manufacturing hot rolled steel strip May. 11, 2004
6689228 Device for tempering rolled stock of great length Feb. 10, 2004
6656413 Method and apparatus for quenching metal workpieces Dec. 2, 2003
6605250 Arrangement in connecting with cooling equipment for cooling billets Aug. 12, 2003
6582586 Method of removing scales and preventing scale formation on metal materials and apparatus therefor Jun. 24, 2003
6433451 Method and electric motor with rotational stator Aug. 13, 2002
6432230 Process and device for hardening a rail Aug. 13, 2002
6368428 Method of adjusting two shielding elements and an associated assembly Apr. 9, 2002
6364974 Quenching apparatus and method for hardening steel parts Apr. 2, 2002
6216485 Device for cooling extruded profiles Apr. 17, 2001
6054095 Widthwise uniform cooling system for steel strip in continuous steel strip heat treatment step Apr. 25, 2000
5925311 System for incorporating a binder in a mixture of powdered materials and apparatus therefor Jul. 20, 1999
5855702 Method and apparatus for quenching workpieces Jan. 5, 1999
5843367 Device for the accelerated cooling of a continuous substrate moving rapidly in a vertical plane Dec. 1, 1998
5788784 Process for intermediately quenching light-metal castings coming from a solution heat treatment furnance Aug. 4, 1998
5686043 Process and apparatus for producing coated metal Nov. 11, 1997
5592823 Variable soft cooling header Jan. 14, 1997
5533716 Method and device for quenching, particularly for steel tubes or similar Jul. 9, 1996
5529290 Apparatus for quenching coil springs to assure cooling Jun. 25, 1996
5518222 Nozzle arrangement for use in a cooling zone of rolling mill May. 21, 1996
5447293 Method and apparatus for quenching heat treated objects Sep. 5, 1995
5413314 Spray unit for cooling extruded sections May. 9, 1995
5390900 Metal strip cooling system Feb. 21, 1995
5388602 Descaling device employing water Feb. 14, 1995
5382306 Spray unit for cooling extruded sections Jan. 17, 1995
5284327 Extrusion quenching apparatus and related method Feb. 8, 1994
5106059 Siphon driven quench tank assembly Apr. 21, 1992
5054746 Apparatus for hardening rails Oct. 8, 1991
5035403 Apparatus for cooling a cylindrical member in linear motion Jul. 30, 1991
4953832 Apparatus for the controlled cooling of hot rolled steel samples Sep. 4, 1990
H777 Method for jet gas impingement quenching May. 1, 1990
4848752 Apparatus for the inside and outside quenching of tubular pieces Jul. 18, 1989
4844427 Quenching apparatus Jul. 4, 1989
4767473 Method for improving the dynamic strength of wheel disks of vehicle wheels made of heat-treatable aluminum alloys Aug. 30, 1988
4711431 Spray-cooling apparatus Dec. 8, 1987
4652309 Sonic method and apparatus for heap leaching Mar. 24, 1987
4645185 Device for cooling hot-rolled flat products Feb. 24, 1987
4629165 Cooling pipe arrangement for a cooling section for rapid cooling of rolled wire or bar material Dec. 16, 1986
4611789 Apparatus for the production of improved railway rails by accelerated cooling in line with the production rolling mill Sep. 16, 1986
4604149 Process for hardening elongate metal elements Aug. 5, 1986
4591133 Cooling apparatus for thick steel plate May. 27, 1986
4575052 Apparatus for continuously quenching a steel plate Mar. 11, 1986
4575054 Apparatus for quenching steel pipes Mar. 11, 1986
4573667 Apparatus for quenching substantially flat workpieces Mar. 4, 1986

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