Inventor
SCHMALFELD PAUL
3 patents
Patents
3 patentsUS4098674AJul 4, 1978
Recovery of hydrocarbonaceous material from tar sands
METALLGESELLSCHAFT AG32 citations89
US3962043AJun 8, 1976
Process for producing fine-grained coke by degasification of coal
METALLGESELLSCHAFT AG18 citations69
US3960543AJun 1, 1976
Process of producing self-supporting briquettes for use in metallurgical processes
METALLGESELLSCHAFT AG10 citations65