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Class Information
Number: 164/259
Name: Metal founding > Means providing inert or reducing atmosphere
Description: Apparatus combined with means for providing a special inert or deoxidizing atmosphere.

Sub-classes under this class:

Class Number Class Name Patents
164/415 In continuous casting apparatus 142

Patents under this class:
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Patent Number Title Of Patent Date Issued
8302657 Casting process for aluminum alloys Nov. 6, 2012
8230897 Low-pressure casting apparatus and a method for filling it with inert gas Jul. 31, 2012
8191608 Device for low-pressure casting, a method for filling inert gas in the device, and method for producing a cast Jun. 5, 2012
7984747 Control method for supplying inert gas during metal molding Jul. 26, 2011
7896059 Metal casting system, engineered molds, process and articles made thereby Mar. 1, 2011
7290588 Protective gas device for pressure die-casting machines Nov. 6, 2007
7210516 Casting apparatus and method therefor May. 1, 2007
6923242 Aluminum casting method Aug. 2, 2005
6752197 Injector particularly for vacuum die-casting apparatus Jun. 22, 2004
6540008 Molten metal injector system and method Apr. 1, 2003
6536508 Continuous pressure molten metal supply system and method Mar. 25, 2003
6505674 Injector for molten metal supply system Jan. 14, 2003
6488074 Apparatus for casting dental prosthesis Dec. 3, 2002
6283196 Method, Pressure-supply member and pressure-supply system for active after-feeding of castings Sep. 4, 2001
6253828 Method and casting device for precision casting Jul. 3, 2001
6192969 Casting of high purity oxygen free copper Feb. 27, 2001
5960853 Apparatus for creating a free-form three-dimensional article using a layer-by-layer deposition of a molten metal and deposition of a powdered metal as a support material Oct. 5, 1999
5875832 Method and apparatus for continuous casting using a rotating cylinder Mar. 2, 1999
5787965 Apparatus for creating a free-form metal three-dimensional article using a layer-by-layer deposition of a molten metal in an evacuation chamber with inert environment Aug. 4, 1998
5685360 Apparatus for the casting and autogenous welding of small metal loads in an inert atmosphere Nov. 11, 1997
5613545 Inert gas injecting plate brick or insert nozzle brick for use in a sliding gate valve apparatus of molten metal Mar. 25, 1997
5404929 Casting of high oxygen-affinity metals and their alloys Apr. 11, 1995
5398750 Quiescent-flow metal pourer Mar. 21, 1995
5348071 Top fill casting Sep. 20, 1994
5246055 Vacuum die-casting machine with apparatus and method for controlling pressure behind piston Sep. 21, 1993
5211218 Melting and casting plant chamber May. 18, 1993
5205346 Method and apparatus for countergravity casting molten metal Apr. 27, 1993
5178203 Apparatus for the countergravity casting of metals Jan. 12, 1993
5111870 Top fill casting May. 12, 1992
5071043 Stopper rod with an improved gas distribution Dec. 10, 1991
5067552 Shrouding for top pouring of ingots Nov. 26, 1991
5042561 Apparatus and process for countergravity casting of metal with air exclusion Aug. 27, 1991
4919191 Molten-metal forming method and apparatus which are bottom-loading, bottom-pouring and bottom-unloading Apr. 24, 1990
4854370 Die casting apparatus Aug. 8, 1989
4830084 Spray casting of articles May. 16, 1989
4817700 Squeeze-out casting machine Apr. 4, 1989
4791977 Countergravity metal casting apparatus and process Dec. 20, 1988
4781122 Process of casting steel including rendering the steel bath inert by means of liquid argon or carbon dioxide in the form of dry ice Nov. 1, 1988
4777998 Machine for pressure casting of metal parts possibly containing fibres of ceramic materials Oct. 18, 1988
4762165 Arc melting and casting method and apparatus thereof Aug. 9, 1988
4711290 Method and apparatus for casting iron treated with magnesium Dec. 8, 1987
4633930 Molten metal shot size and delivery mechanism for continuous casting operations Jan. 6, 1987
4627482 Arc-furnace for the production of small investment castings of reactive or refractory metals such as titanium Dec. 9, 1986
4614216 Method of and apparatus for casting metal using carbon dioxide to form gas shield Sep. 30, 1986
4589465 Top pour shroud May. 20, 1986
4576220 Method and apparatus for maintaining an atmosphere around a predetermined portion of an endless discrete object conveyor Mar. 18, 1986
4565234 Casting process and installation for a non-ferrous metal in the molten state Jan. 21, 1986
4549598 Process for minimizing foam formation during free falling of molten metal into moulds, launders or other containers Oct. 29, 1985
4519438 Opening for injecting a protective gas into a casting tube May. 28, 1985
4473105 Process for cooling and solidifying continuous or semi-continuously cast material Sep. 25, 1984

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