| Patents for B22D 18 - Pressure casting; Vacuum casting (3,764) |
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| 12/11/1991 | EP0461052A1 Lost foam low-pressure casting of aluminium-alloy pieces |
| 12/10/1991 | US5070930 Countergravity casting apparatus |
| 12/03/1991 | US5069271 Countergravity casting using particulate supported thin walled investment shell mold |
| 12/03/1991 | US5069269 Lifting and turning unit for a melting and/or casting plant |
| 11/21/1991 | EP0457502A1 Method and apparatus for precision casting |
| 11/21/1991 | EP0456645A1 Process for manufacturing a casting, in particular of aluminium, provided with a porous insert. |
| 11/14/1991 | DE4014641A1 Low pressure casting plant with quick-change furnace system - has casting machine above portable frame mounted melting furnace with two interchangeable furnaces |
| 11/12/1991 | US5063894 Ceramic fiber, magnesium alloy |
| 11/12/1991 | CA1291863C Open-faced buttons |
| 11/07/1991 | DE4112693A1 Mfr. of locally reinforced aluminium alloy composite material - by mixing silicon carbide whiskers with alloy powder, sintering then partially coating with thin aluminium film etc. |
| 11/05/1991 | US5062467 Vacuum countergravity casting apparatus and method |
| 11/05/1991 | US5062466 Countergravity casting apparatus and method |
| 10/22/1991 | US5058653 Process for lost foam casting of metal parts |
| 09/25/1991 | CN1014036B Countergravity metal casting apparatus and process |
| 09/04/1991 | EP0444320A2 Differential pressure countergravity casting with alloyant reaction chamber |
| 09/04/1991 | EP0444319A2 Differential pressure, countergravity casting with selective alloyant introduction |
| 09/04/1991 | EP0444318A2 Differential pressure, countergravity casting of a melt with a fugative alloyant |
| 09/03/1991 | US5044911 Consumable, reusable mold |
| 09/03/1991 | US5044420 Vacuum-assisted, countergravity casting apparatus and method |
| 08/28/1991 | CA2030496A1 Differential pressure, countergravity casting with selective alloyant introduction |
| 08/28/1991 | CA2030495A1 Differential pressure, countergravity casting with alloyant reaction chamber |
| 08/28/1991 | CA2030494A1 Differential pressure, countergravity casting of a melt with a fugative alloyant |
| 08/27/1991 | US5042561 Apparatus and process for countergravity casting of metal with air exclusion |
| 08/13/1991 | US5038846 Differential pressure, countergravity casting with alloyant reaction chamber |
| 08/08/1991 | DE4003095A1 Pressure die casting unit - with spring-biased compensator between die and melt supply vessel |
| 08/06/1991 | US5037489 Casting, forging or extruding in a die forming metal or metal alloy product |
| 07/30/1991 | US5035277 Counter gravity casting apparatus |
| 07/23/1991 | US5033532 Die casting method |
| 07/23/1991 | CA1286475C Low isostatic pressure metal pouring process, and machine used in said process |
| 07/09/1991 | US5029630 Differential pressure, countergravity casting apparatus using a vertically parted mold stack clamp mechanism |
| 06/19/1991 | EP0432810A1 Pressure cast light metal piston for internal combustion engines |
| 06/12/1991 | WO1991008849A1 CONTROLLED CASTING OF HYPEREUTECTIC Al-Si HYPERETUTECTIC ALLOYS |
| 06/12/1991 | CA2071503A1 Controlled casting of al-si hypereutectic alloys |
| 06/11/1991 | US5022458 Controlling the position of liquid metal in a vessel |
| 06/05/1991 | EP0430616A1 Casting apparatus |
| 05/31/1991 | CA2030761A1 Casting apparatus |
| 05/28/1991 | US5019178 Aluminum-silicon alloy article and method for its production |
| 05/15/1991 | CN1051319A Improvement to process for lost-foam casting under controlled pressure, of metal articles |
| 05/08/1991 | EP0426581A1 Process for the lost foam casting of metal pieces under controlled pressure |
| 05/08/1991 | CN1051132A Apparatus and process for countergravity casting of metal with air exclusion |
| 05/01/1991 | CA2027974A1 Advancements to lost-foam casting process of metal parts under controlled pressure |
| 04/24/1991 | EP0423447A2 Process and apparatus for the controlled-pressure casting of molten metals, particularly light alloys of aluminum and magnesium |
| 04/23/1991 | US5009260 Vacuum lift foam filled casting system |
| 04/10/1991 | EP0421039A1 Lost foam pressure casting process for metal pieces |
| 03/26/1991 | CA1281884C Method of making metal castings |
| 03/20/1991 | CN1049991A Process for lost-foam casting, under pressure, of metal articles |
| 03/06/1991 | EP0415091A2 Countergravity casting using particulate filled vacuum chambers |
| 02/27/1991 | EP0413885A1 Low pressure die casting process for casting non ferrous metal casting parts |
| 02/19/1991 | US4993473 Differential pressure, countergravity casting using mold ingate chills |
| 02/05/1991 | US4989662 Differential pressure, countergravity casting of a melt with a fugative alloyant |
| 01/27/1991 | WO1991001833A1 Process and device for controlling and regulating the mould filling rate and casting pressure of a low-pressure chill casting machine |
| 01/27/1991 | WO1991001832A1 Low-pressure chill casting process for producing metal castings |
| 01/27/1991 | CA2053922A1 Process and device for controlling and regulating the mould filling rate and casting pressure of a low pressure chill casting machine |
| 01/27/1991 | CA2053867A1 Low pressure chill casting method for casting metal cast components |
| 01/23/1991 | EP0409197A1 Method for impregnating a melt into a porous body |
| 01/16/1991 | CN1048515A Countergravity casting apparatus and method with magnetically actuated valve to prevent molten metal run-out |
| 01/09/1991 | EP0406559A2 Countergravity casting apparatus and method with magnetically actuated valve to prevent molten metal run-out |
| 01/08/1991 | US4982777 Countergravity casting method and apparatus |
| 01/06/1991 | CA2016810A1 Countergravity casting apparatus and method with magnetically actuated valve to prevent molten metal run-out |
| 01/03/1991 | DE4020612A1 Low pressure melting furnace - uses compressed gas to drive molten metal into mould |
| 12/27/1990 | WO1990015680A1 Process for low-pressure casting into a mould in a vacuum, in particular for producing parts having thin portions, and device for implementing same |
| 12/25/1990 | US4980123 Process for obtaining a metallurgical bond between a metal material, or a composite material having a metal matrix, and a metal cast piece or a metal-alloy cast piece |
| 12/18/1990 | US4977948 Countergravity casting apparatus and method using elastomeric sealing gasket and cooled vacuum chamber |
| 12/18/1990 | US4977947 Method and a device for homogenizing the intimate structure of metals and alloys cast under pressure |
| 12/18/1990 | US4977946 Differential pressure, countergravity casting of individual charges of melt from a casting basin |
| 12/11/1990 | US4976305 Method of and apparatus for controlling die temperature in low-pressure casting process |
| 12/05/1990 | CN2066776U Low-pressure casting mould for amplifier case |
| 11/22/1990 | EP0398168A1 Low pressure die casting apparatus |
| 11/20/1990 | US4971131 Countergravity casting using particulate filled vacuum chambers |
| 11/14/1990 | CN1010389B Metal casting |
| 11/07/1990 | EP0396483A1 Process and device for supplying molten metal to a mould |
| 11/07/1990 | EP0395852A1 Countergravity casting apparatus and method |
| 11/07/1990 | EP0395670A1 Aluminium-silicon alloy article and method for its production. |
| 11/06/1990 | US4967827 Method and apparatus for melting and casting metal |
| 11/06/1990 | US4967826 Process for producing metal parts |
| 10/18/1990 | DE3911867A1 Casting unit esp. for aluminium blanks - has molten metal fed through valves into mould nests held under vacuum during casting and cooling phases |
| 10/14/1990 | CA2012054A1 Reinforced piston |
| 10/10/1990 | CN1045934A Method and apparatus for ferrous metal compression casting |
| 10/09/1990 | US4961455 Countergravity casing apparatus and method with magnetically actuated valve to prevent molten metal run-out |
| 09/25/1990 | US4958678 Method for producing reinforced block material of metal or the like |
| 09/19/1990 | EP0388235A2 Method and apparatus for casting |
| 09/19/1990 | EP0387491A2 Process and apparatus for manufacturing dispersion-strengthened shaped copper articles |
| 09/18/1990 | US4957153 Countergravity casting apparatus and method |
| 09/12/1990 | EP0387107A2 Method and apparatus for casting a metal |
| 09/05/1990 | CN1045049A Process for obtaining metallurgical bond between metal material, or composite material having metal mxtrix, and metal casting |
| 08/29/1990 | EP0384045A2 Process for obtaining a metallurgical bond between a metal material, or a composite material having a metal matrix, and a metal casting or a metal-alloy casting |
| 08/21/1990 | US4949774 Expendable cap device to minimize dross inclusions in the vacuum casting process |
| 08/15/1990 | CA2008371A1 Method and device for producing dispersion-hardened shaped metal parts |
| 08/09/1990 | WO1990008610A1 Process for manufacturing a casting, in particular of aluminium, provided with a porous insert |
| 08/08/1990 | EP0380900A1 A method and a device for homogenizing the intimate structure of metals and alloys cast under pressure |
| 07/26/1990 | WO1990008003A1 Device for mounting and cooling the graphite block of a mould wall |
| 07/26/1990 | WO1990008002A1 Device and process for introducing liquid metal during under pressure casting of metallic products |
| 07/26/1990 | WO1990008000A1 Lower structure of a mould for pressure casting flat products such as slabs and process for mounting and dismounting the lower spacer from said mould |
| 07/26/1990 | WO1990007999A1 Rear spacer of a mould for pressure casting flat metallic products such as slabs |
| 07/26/1990 | WO1990007998A1 Device for supporting and adjusting the position of an upper spacer in a mould for pressure casting flat metallic products such as slabs |
| 07/26/1990 | WO1990007996A1 Method and device for die-casting flat metal products such as slabs |
| 07/26/1990 | WO1990007995A1 Mould for pressure casting flat metallic products such as slabs |
| 07/25/1990 | EP0379453A1 Pressure-casting method for manufacturing metallic products having a dense structure |
| 07/25/1990 | EP0379420A1 Device and method for feeding with molten metal for pressure die casting metallic products |
| 07/25/1990 | EP0379419A1 Device for supporting and controlling the position of a top bolt in a mould for pressure die casting metallic plate products or slabs |