C21B 7/18

Technology



back to "C21B 7/18" profile

More Results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9926614 Device for immobilizing the chute on the ends of journals in an apparatus for loading a shaft furnaceJul 02, 15Mar 27, 18Paul Wurth SA
9039342 Crucible shuttle assembly and method of operationSep 12, 12May 26, 15LECO CORPORATION
8512439 Method for feeding a burden to a blast furnaceApr 22, 10Aug 20, 13PAUL WURTH S.A.
8021603 Rotary charging device for a shaft furnace equipped with a cooling systemOct 03, 06Sep 20, 11PAUL WURTH S.A.
7687019 Refining apparatus for scrap silicon using an electron beamJun 02, 05Mar 30, 10IIS Materials Corporation, Ltd.
5938432 Top closing device for shaft furnacesMar 04, 98Aug 17, 99SMS SIEMAG AKTIENGESELLSCHAFT
5411242 Charging device with member for regulating the flow rateMar 03, 94May 02, 95PAUL WURTH S.A.
4949940 Charging arrangement for shaft furnaces, in particular blast furnacesOct 12, 89Aug 21, 90KORTEC AG
4941792 Handling device for a distribution chute of a shaft furnace and drive mechanism suitable for this deviceJul 19, 89Jul 17, 90PAUL WURTH S.A.
4881869 Furnace charging throat constructionMay 17, 88Nov 21, 89MAN GUTEHOFFNUNGSHUTTE AKTIENGESELLSCHAFT, SMS SIEMAG AKTIENGESELLSCHAFT,
4878655 Furnace charging throat constructionSep 24, 87Nov 07, 89MAN GUTEHOFFNUNGSHUTTE AKTIENGESELLSCHAFT, SMS SIEMAG AKTIENGESELLSCHAFT,
4377278 Apparatus for equalizing pressure in shaft furnacesMay 04, 81Mar 22, 83Mannesmann AG