Assignee

LEROY PIERRE

2 patents

Top patents by PatentIndex Score

US4040612AAug 9, 1977

Blast pipe assembly for the bottom plate of a converter or furnace for refining metals

LEROY PIERRE7 citations70

US4040611AAug 9, 1977

Device for clamping the base plate of a steel refining converter

LEROY PIERRE4 citations59