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Class Information
Number: 266/44
Name: Metallurgical apparatus > Process
Description: Methods of operating metallurgical apparatus which are solely directed to those steps of operating such an apparatus which do not effect a chemical or physical change in the work being treated.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7601293 |
Compliant fill tube assembly, fill tube therefor and method of use |
Oct. 13, 2009 |
| 7582133 |
Methods for reducing carbon contamination when melting highly reactive alloys |
Sep. 1, 2009 |
| 7556764 |
Silica vessel with nozzle and method of making |
Jul. 7, 2009 |
| 7540992 |
Method for controlling the homogeneity of the temperature of products in a metallurgical reheating furnace, and reheating furnace |
Jun. 2, 2009 |
| 7534313 |
Systems and methods for controlling heat treating atmospheres and processes based upon measurement of ammonia concentration |
May. 19, 2009 |
| 7514033 |
Molten metal level burner output control for aluminum melt furnace |
Apr. 7, 2009 |
| 7494615 |
Supplying solid feed materials for a direct smelting process |
Feb. 24, 2009 |
| 7455809 |
Material submergence system |
Nov. 25, 2008 |
| 7351324 |
Liquid fuel applying to various combustion systems with high heating value, high volatile, low pollution and low price |
Apr. 1, 2008 |
| 7282171 |
Method for oxy-fuel combustion |
Oct. 16, 2007 |
| 7273510 |
Arrangement and method for tapping a molten phase from a smelting furnace |
Sep. 25, 2007 |
| 7258831 |
Injector-burner for metal melting furnaces |
Aug. 21, 2007 |
| 7232542 |
Preheating cold blast air of a blast furnace for tempering the hot blast temperature |
Jun. 19, 2007 |
| 7160501 |
Method for the salt-free, non-oxidizing remelting of aluminium |
Jan. 9, 2007 |
| 7150777 |
Method for recovery of by product gas in vacuum heat treatment |
Dec. 19, 2006 |
| 6901990 |
Method and system for processing castings |
Jun. 7, 2005 |
| 6875398 |
Coherent jet system with outwardly angled flame envelope ports |
Apr. 5, 2005 |
| 6866815 |
Metallurgical vessel and method for producing the same |
Mar. 15, 2005 |
| 6838044 |
Cooling plate and method for manufacturing a cooling plate |
Jan. 4, 2005 |
| 6797032 |
Method for measuring bath level in a basic oxygen furnace to determine lance height adjustment |
Sep. 28, 2004 |
| 6797228 |
Oxy-fueled aluminum recovery method |
Sep. 28, 2004 |
| 6787098 |
Refractory lining for metallurgical vessel |
Sep. 7, 2004 |
| 6776854 |
Process and apparatus for the partial thermochemical vacuum treatment of metallic workpieces |
Aug. 17, 2004 |
| 6773658 |
Casting mould for manufacturing a cooling element and cooling element in said mould |
Aug. 10, 2004 |
| 6752710 |
Closed capture emission system |
Jun. 22, 2004 |
| 6746644 |
Process and apparatus for curing resin-bonded refractory brick lined ladles |
Jun. 8, 2004 |
| 6719944 |
Method and apparatus for deslagging and tapping an integrated electric steel making furnace |
Apr. 13, 2004 |
| 6693947 |
Method to protect the anode bottoms in batch DC electric arc furnace steel production |
Feb. 17, 2004 |
| 6689182 |
Method and device for producing molten iron |
Feb. 10, 2004 |
| 6660110 |
Heat treatment devices and method of operation thereof to produce dual microstructure superalloy disks |
Dec. 9, 2003 |
| 6596220 |
Method for oxy-fueled combustion |
Jul. 22, 2003 |
| 6579490 |
Apparatus for generating compression waves in conductive liquid |
Jun. 17, 2003 |
| 6579491 |
Insulated cover for torpedo cars and method of forming an insulated cover |
Jun. 17, 2003 |
| 6565798 |
Method of relining a vessel |
May. 20, 2003 |
| 6562285 |
Method and apparatus for detecting slag carryover |
May. 13, 2003 |
| 6558614 |
Method for producing a metal melt and corresponding multifunction lance |
May. 6, 2003 |
| 6555049 |
Steel manufacturing facility and method |
Apr. 29, 2003 |
| 6540957 |
Ladle, a ladle heating system and methods of heating the ladle |
Apr. 1, 2003 |
| 6521170 |
Revamping of a basic oxygen furnace installation to provide an electric furnace facility |
Feb. 18, 2003 |
| 6514312 |
Steelmaking slag conditioner and method |
Feb. 4, 2003 |
| 6514455 |
Heating apparatus of a workpiece of distorted shape, and a quenching apparatus for simultaneous operation of multiple cams and a quenching method for the same |
Feb. 4, 2003 |
| 6500381 |
Method and apparatus for supplying granular raw material for reduced iron |
Dec. 31, 2002 |
| 6479011 |
Method of scrapping furnace bottom section of blast furnace |
Nov. 12, 2002 |
| 6468466 |
Furnace emission remediation system |
Oct. 22, 2002 |
| 6460742 |
Process for reducing fume emissions during molten metal transfer |
Oct. 8, 2002 |
| 6436335 |
Method for controlling a carbon baking furnace |
Aug. 20, 2002 |
| 6432165 |
Method for injecting gases into a metallurgical tank |
Aug. 13, 2002 |
| 6419724 |
Method for reducing iron oxides and for melting iron and installations therefor |
Jul. 16, 2002 |
| 6413469 |
Method and installation for ladle treatment of steel |
Jul. 2, 2002 |
| 6403021 |
Method of constructing a blast furnace body and lifting transfer apparatus |
Jun. 11, 2002 |
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