Inventor · Krefeld, DE

Walter Meichsner

15Patents
7h-index
20Co-inventors
62Inventor score

Filing activity: Oct 23, 1973 → Aug 18, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4078915A Method and composition for the desulfurization of molten metals Chemistry; Metallurgy 17 Expired
US4764211A Fine-grained agent for desulfurizing molten iron Chemistry; Metallurgy 16 Expired
US4592777A Method, process and composition for desulfurizing pig-iron melts Chemistry; Metallurgy 14 Expired
US3955966A Method for dispensing a fluidizable solid from a pressure vessel Chemistry; Metallurgy 14 Expired
US4159906A Method and composition for the desulfurization of molten metals Chemistry; Metallurgy 12 Expired
US4832739A Process for desulfurizing molten iron Chemistry; Metallurgy 9 Expired
US5366539A Process for the desulphurization treatment of pig iron melts Chemistry; Metallurgy 8 Expired
US5162107A Method of reprocessing zinc- and lead-containing residues from metallurgical plants by means of a circulating fluidized bed system Emerging Cross-Sectional Technologies 7 Expired
US4309025A Apparatus for carrying out metallurgical reactions in a ladle Chemistry; Metallurgy 3 Expired
US4430118A Desulfurization agent Chemistry; Metallurgy 2 Expired
US4586955A Process for desulphurizing hot metal Chemistry; Metallurgy 2 Expired
US4154606A Composition and method for the desulfurization of molten iron Chemistry; Metallurgy 2 Expired
USRE31676E Method and apparatus for dispensing a fluidizable solid from a pressure vessel General 1 Expired
US3948648A Method of removing slag incrustations containing calcium oxide Emerging Cross-Sectional Technologies 1 Expired
US4431444A Process for reducing the iron content of CaO-rich slags formed during the desulphurization of crude iron Emerging Cross-Sectional Technologies 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.