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Browse by Category: Main > Material Science
Class Information
Number: 266/134
Name: Metallurgical apparatus > Having means for contacting a solid metalliferous material or metal object with a liquid > By means contacting only selected areas of treated article with liquid
Description: Device wherein the apparatus is so arranged or additional means are provided to insure that the liquid contact with the object to be treated will be restricted to only a certain pre-established section of said object.


Patents under this class:

Patent Number Title Of Patent Date Issued
7445746 Temperable member Nov. 4, 2008
6368428 Method of adjusting two shielding elements and an associated assembly Apr. 9, 2002
6174389 Fixture and method for selectively quenching a predetermined area of a workpiece Jan. 16, 2001
5553106 Residual stress improving method for members in reactor pressure vessel Sep. 3, 1996
5526652 Method and plant for rapidly cooling a product rolled in a hot rolling mill Jun. 18, 1996
5390900 Metal strip cooling system Feb. 21, 1995
5284327 Extrusion quenching apparatus and related method Feb. 8, 1994
5191778 Process for producing thin-webbed H-beam steel Mar. 9, 1993
H777 Method for jet gas impingement quenching May. 1, 1990
4893789 Method and apparatus for hardening cam lobes on a camshaft Jan. 16, 1990
4767473 Method for improving the dynamic strength of wheel disks of vehicle wheels made of heat-treatable aluminum alloys Aug. 30, 1988
4652309 Sonic method and apparatus for heap leaching Mar. 24, 1987
4611789 Apparatus for the production of improved railway rails by accelerated cooling in line with the production rolling mill Sep. 16, 1986
4591133 Cooling apparatus for thick steel plate May. 27, 1986
4580972 Heating apparatus and method Apr. 8, 1986
4575054 Apparatus for quenching steel pipes Mar. 11, 1986
4573667 Apparatus for quenching substantially flat workpieces Mar. 4, 1986
4504042 Apparatus for heat treating steel Mar. 12, 1985
4486009 Apparatus for cooling sheet metal panels Dec. 4, 1984
4473532 Ore leaching structure Sep. 25, 1984
4461462 Apparatus for cooling steel pipe Jul. 24, 1984
4440584 Method and apparatus for cooling steel sheet Apr. 3, 1984
4428563 Apparatus for spot annealing tubing Jan. 31, 1984
4240616 Apparatus for heat-treating metallic material Dec. 23, 1980
4057230 Die quench machine and method Nov. 8, 1977
4033737 Method of cooling a steel material without deformation Jul. 5, 1977
3998084 Cooling spray system for rolling mill Dec. 21, 1976
3958796 Quench-hardening of pipes May. 25, 1976



 
 
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