| Patents for B22D 1 - Treatment of fused masses in the ladle or the supply runners before casting (3,331) |
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| 06/08/1988 | EP0270518A2 Heat treatment vessel for high-temperature smelting materials, refractory brick for the lining and process for the operation of the vessel |
| 06/08/1988 | CN87108060A Injection tube for fibred material |
| 06/01/1988 | EP0268632A1 Improvements in or relating to the production of iron |
| 05/31/1988 | US4747584 Apparatus for injecting alloying ingredient into molten metal stream |
| 05/17/1988 | US4744546 Flushing arrangement for a metallurgical vessel |
| 05/10/1988 | US4742995 Apparatus for introducing treatment substances into liquids |
| 05/05/1988 | DE3636549A1 Process for slag-free casting of molten metals |
| 05/03/1988 | US4741515 Apparatus for introducing gas into a metallurgical vessel |
| 04/27/1988 | EP0265038A1 Method of making steel |
| 04/27/1988 | EP0264385A1 Injection of substances into high temperature liquids. |
| 04/07/1988 | DE3633925A1 Method and apparatus for the introduction of an additive into a metal melt, in particular an additive which floats and/or gasifies |
| 04/07/1988 | DE3631521A1 Gas-bubbling device |
| 04/07/1988 | DE3631520A1 Gas bubble brick for metallurgical vessels |
| 04/06/1988 | CN86106459A Gas-cleaning device of melting metal container |
| 04/05/1988 | US4735400 Plug for a refining apparatus |
| 03/10/1988 | WO1988001721A1 A blast pipe, preferably for use in metallurgical processes |
| 02/17/1988 | CN87104689A Improvements in nozzles for injecting substances into liquids |
| 02/16/1988 | US4725047 Device for introducing gas into molten metal |
| 02/09/1988 | US4723763 Device for continuous injection under low pressure of a powdered additive into a stream of molten metal |
| 01/26/1988 | US4721287 Sleeve for blowing solid materials into a molten metal bath and method for use thereof |
| 01/14/1988 | WO1988000247A1 Improvements in nozzles for injecting substances into liquids |
| 01/14/1988 | WO1988000246A1 Improvements in apparatus for injecting substances into liquids |
| 01/13/1988 | EP0252684A1 Improvements in nozzles for injecting substances into liquids |
| 01/13/1988 | EP0108107B1 Magnesium ferrosilicon alloy and use thereof in manufacture of nodular cast iron |
| 01/13/1988 | CN87104829A Improvements in apparatus for injecting substances into liquids |
| 01/07/1988 | EP0251604A1 Improvements in apparatus for injecting substances into liquids |
| 01/07/1988 | DE3700099A1 Gas bubble brick for metallurgical vessels |
| 12/23/1987 | EP0249897A1 Process for the degassing, refining or filtering treatment of liquid metals or alloys and related apparatus |
| 12/22/1987 | CA1230480A1 Gas plug for metallurgical vessels |
| 12/22/1987 | CA1230479A1 Metallurgical gas plug |
| 12/15/1987 | US4713180 Open-celled foam structure of silicon carbide, silica, alumina and refractory inorganic binder |
| 12/08/1987 | US4711432 Gas washing device |
| 12/03/1987 | WO1987007306A1 Improvements in or relating to the production of iron |
| 12/01/1987 | US4709905 Casing assembly for injecting material into a metallurgical vessel |
| 12/01/1987 | CA1229718A1 Production of aluminum-lithium alloy by continuous addition of lithium to molten aluminum stream |
| 11/26/1987 | DE3625117C1 Gas-flushing cone |
| 11/25/1987 | EP0246356A1 Method for adding bismuth to steel in a ladle |
| 11/17/1987 | CA1229228A1 Fireproof gas-permeable construction elements |
| 11/10/1987 | US4705261 Wire injection nozzle |
| 10/21/1987 | EP0242155A1 Improvements in or relating to injection elements for melt containing vessels |
| 10/20/1987 | US4701215 Apparatus for introducing substances into liquids e.g. metal melts |
| 10/07/1987 | CN87100479A Decontamination plant on the metallurgical revolving furnace |
| 09/30/1987 | EP0239152A1 Converter for preparing steel and a gas supply device for such a converter |
| 09/29/1987 | CA1227319A1 Continuous casting method and ingot produced thereby |
| 09/23/1987 | CN87102178A Injection of substances into high temperature liquids |
| 09/22/1987 | US4695318 Method of making steel |
| 09/22/1987 | US4695043 Gas scavenging apparatus for metallurgical vessels |
| 09/22/1987 | US4694889 Method of shaping steel |
| 09/08/1987 | US4691901 Gas rinsing stopper preventing mixing of air with rinsing gas |
| 09/03/1987 | DE3619533C1 Nozzle brick (perforated brick) with a blowing-in brick for metallurgical vessels, in particular steel ladles, for blowing gases or solid/gas mixtures into the metallic melts contained in the metallurgical vessels |
| 09/03/1987 | DE3606322A1 Gas-flushing block for metallurgical vessels |
| 09/02/1987 | EP0234852A1 Injection of substances into high temperature liquids |
| 09/02/1987 | EP0234825A1 Casting of molten ferrous metal and moulds for use therein |
| 09/02/1987 | EP0233952A1 Guiding construction for the gas supply pipe of gas-rinsing units for steel ladles |
| 09/01/1987 | US4690196 Casting of molten ferrous metal and moulds for use therein |
| 08/27/1987 | WO1987005051A1 Injection of substances into high temperature liquids |
| 08/19/1987 | EP0232470A1 Gas-flushing brick for a melting vessel |
| 08/18/1987 | US4687184 Device for introducing gas into molten metal in a wide annular stream |
| 08/12/1987 | EP0232244A2 Flushing arrangement for a metallurgical vessel |
| 07/30/1987 | DE3602264A1 Gas-bubble brick |
| 07/29/1987 | EP0230217A2 Gas-flushing brick for a metallurgical vessel |
| 07/01/1987 | EP0226928A1 Device for extracting a gas-bubbling plug from a perforated brick |
| 07/01/1987 | CN86107878A Gas blow-washing stopper rod for melted metal container |
| 06/30/1987 | US4676825 Hot metal desulphurizing and dephosphorizing process |
| 06/24/1987 | EP0225935A1 Method of treating molten aluminum by removing hydrogen gas and nonmetallic inclusions therefrom |
| 06/24/1987 | CN86107044A Purification treatment of molten iron in middle-sized mould cavity by centrifugal casting |
| 06/16/1987 | CA1222870A1 Nozzle carrying refractory element, and wear prevention method for said refractory element |
| 06/11/1987 | DE3633516A1 Gas bubble device for melt receptacles |
| 06/10/1987 | EP0224657A1 Gas-flushing installation for melt containers |
| 06/09/1987 | US4671499 Tundish for continuous casting of free cutting steel |
| 06/09/1987 | US4670958 Extracting device for a gas-purge brick |
| 06/02/1987 | US4670050 Method of treating molten aluminum by removing hydrogen gas and nonmetallic inclusions therefrom |
| 06/02/1987 | US4669709 Device for the injection of gases into molten metals and minerals |
| 05/27/1987 | EP0223722A1 Device and process for the low-pressure injection of pulverulent additives into a stream of molten metal |
| 05/19/1987 | US4666515 Method for adding bismuth to steel in a ladle |
| 05/19/1987 | US4666511 Injecting carbon dioxide |
| 05/13/1987 | EP0221250A1 Injector installation for metallurgical vessels |
| 05/12/1987 | US4664858 Slip casting into porous organic material which is decomposed |
| 05/12/1987 | CA1221560A1 Work-hardenable austenitic manganese steel and method for the production thereof |
| 05/07/1987 | DE3538421A1 Process for mounting a gas purging block intended for metallurgical vessels |
| 04/28/1987 | US4661153 Refractory porous plug |
| 04/14/1987 | US4657588 Magnesium treatment, desulfurization |
| 04/14/1987 | US4657226 Apparatus for introducing gas to molten metal within a vessel |
| 04/01/1987 | EP0216393A1 Process for treating molten aluminum to remove hydrogen gas and non-metallic inclusions therefrom |
| 04/01/1987 | EP0126132B1 Apparatus for introducing substances into liquids e.g. metal melts |
| 03/12/1987 | DE3530316A1 Bubble brick, in particular for melting troughs, crucibles and the like |
| 03/04/1987 | EP0211882A1 Apparatus for introducing treatment substances into liquids |
| 03/03/1987 | US4647306 Process for the treatment of metal melts with scavenging gas |
| 03/03/1987 | US4647020 Gas-permeable element of a refractory material |
| 03/03/1987 | CA1218514A1 Method and device for treating low pressure molded fused metals, especially for the inoculation of cast iron |
| 02/25/1987 | EP0211209A1 Process for manufacturing a porous gas-flushing brick for metallurgical vessels |
| 02/24/1987 | US4645534 Process for control of continuous casting conditions |
| 02/19/1987 | DE3531534A1 Gas-bubble brick for metallurgical vessels |
| 02/19/1987 | DE3531533A1 Gas-bubble brick for metallurgical vessels |
| 02/12/1987 | DE3625478A1 Gas bubble brick for metallurgical vessels |
| 02/05/1987 | DE3526391A1 Method and device for detecting the wear of refractory bricks |
| 02/03/1987 | CA1217336A1 Annular tuyere and method |
| 01/28/1987 | CN86104547A Method of assembling a gas circulation block provided for metallurgical vessels |
| 01/13/1987 | US4636355 Method for manufacture of highly ductile material |
| 01/13/1987 | US4636249 Treatment of molten metal |