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Class Information
Number: 266/249
Name: Metallurgical apparatus > Means treating solid metal
Description: Device wherein means are provided which operate upon a metallic object or mass to discrete metal granules to enhance their physical, chemical or mechanical properties.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7578962 |
Method and apparatus for melting metal |
Aug. 25, 2009 |
| 7553444 |
Heat mold device and a method of making a guide wire by using the same heat mold device |
Jun. 30, 2009 |
| 7300622 |
Device for generating nanostructures |
Nov. 27, 2007 |
| 7264768 |
Single substrate annealing of magnetoresistive structure |
Sep. 4, 2007 |
| 7077993 |
Apparatus for softening a selected portion of a steel object by heating |
Jul. 18, 2006 |
| 6903306 |
Directional cooling system for vacuum heat treating furnace |
Jun. 7, 2005 |
| 6884387 |
Empty-can treatment system and empty-can treatment method |
Apr. 26, 2005 |
| 6833107 |
Heat-treating furnace with magnetic field and heat treatment method using same |
Dec. 21, 2004 |
| 6776854 |
Process and apparatus for the partial thermochemical vacuum treatment of metallic workpieces |
Aug. 17, 2004 |
| 6761851 |
Apparatus and method for hardening metal by varying the engagement between irradiation and metal |
Jul. 13, 2004 |
| 6756566 |
Convection heating system for vacuum furnaces |
Jun. 29, 2004 |
| 6756104 |
Surface finishes on laser rods and slabs for laser peening systems |
Jun. 29, 2004 |
| 6673304 |
Apparatus for heat-treating a V-type cylinder block by induction heating |
Jan. 6, 2004 |
| 6660110 |
Heat treatment devices and method of operation thereof to produce dual microstructure superalloy disks |
Dec. 9, 2003 |
| 6620374 |
Induction heat-treating of threaded fasteners with a rotary conveyor |
Sep. 16, 2003 |
| 6416707 |
Method and apparatus for producing fine wire |
Jul. 9, 2002 |
| 6379421 |
Method and apparatus removing undesirable metals from iron-containing materials |
Apr. 30, 2002 |
| 6309591 |
Apparatus for bonding a particle material to near theoretical density |
Oct. 30, 2001 |
| 6270597 |
Process for continuous heating and cleaning of wire and strip products in a stratified fluidized bed |
Aug. 7, 2001 |
| 6248287 |
Corrective tempering apparatus for rolling elements |
Jun. 19, 2001 |
| 6235131 |
System for heat treating coiled springs |
May. 22, 2001 |
| 6216358 |
Gas-quenching cell |
Apr. 17, 2001 |
| 6174390 |
Spiral parts heat treatment apparatus and method, and spiral part |
Jan. 16, 2001 |
| 6126895 |
Process and apparatus for the preparation of particulate or solid parts |
Oct. 3, 2000 |
| 6120625 |
Processes for producing fine grained metal compositions using continuous extrusion for semi-solid forming of shaped articles |
Sep. 19, 2000 |
| 6066290 |
Method and apparatus for transporting green work pieces through a microwave sintering system |
May. 23, 2000 |
| 6063216 |
Working of a metallic strip |
May. 16, 2000 |
| 6001304 |
Method of bonding a particle material to near theoretical density |
Dec. 14, 1999 |
| 5989487 |
Apparatus for bonding a particle material to near theoretical density |
Nov. 23, 1999 |
| 5968394 |
Constant current needle annealing |
Oct. 19, 1999 |
| 5949334 |
Magnetostrictive element having optimized bias-field-dependent resonant frequency characteristic |
Sep. 7, 1999 |
| 5786762 |
Magnetostrictive element for use in a magnetomechanical surveillance system |
Jul. 28, 1998 |
| 5702667 |
Method and apparatus for heat treating a bushing |
Dec. 30, 1997 |
| 5648042 |
High-temperature belt furnace apparatus and method of using same |
Jul. 15, 1997 |
| 5648043 |
Baffling system for uniformily cooling billet loads |
Jul. 15, 1997 |
| 5607144 |
Furnace for reheating, holding and storing of metallurgical products |
Mar. 4, 1997 |
| 5568125 |
Two-stage annealing process for amorphous ribbon used in an EAS marker |
Oct. 22, 1996 |
| 5536337 |
Method for heat treating a metal component |
Jul. 16, 1996 |
| 5407180 |
Heat treat furnace system for performing different carburizing processes simultaneously |
Apr. 18, 1995 |
| 5401006 |
Quench press |
Mar. 28, 1995 |
| 5393039 |
Apparatus for conveying, optionally treating, and dispensing articles |
Feb. 28, 1995 |
| 5364080 |
High efficient heat treating and drying apparatus and method |
Nov. 15, 1994 |
| 5360203 |
Floatation pressure pad for metal strips |
Nov. 1, 1994 |
| 5340089 |
Coolant controlled IR heat treat apparatus |
Aug. 23, 1994 |
| 5340418 |
Method for producing a cast aluminum vehicle wheel |
Aug. 23, 1994 |
| 5336344 |
Method for producing a cast aluminum vehicle wheel |
Aug. 9, 1994 |
| 5306359 |
Method and apparatus for heat treating |
Apr. 26, 1994 |
| 5295668 |
Metal tube oxidation treatment apparatus |
Mar. 22, 1994 |
| 5265851 |
Installation for the heat treatment of successive batches |
Nov. 30, 1993 |
| 5242156 |
Dual belt furnace |
Sep. 7, 1993 |
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