Inventor

SZEPVOLGYI JANOS

4 patents

⚠️ This page may combine multiple inventors who share the name “SZEPVOLGYI JANOS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOTH ALUMINUM CORP

3 patents

US3937786AFeb 10, 1976

ALTALANOS IPARFEJLESZTESI RT

1 patent

US4988238AJan 29, 1991

Method for improving the strength and impermeability of soils and engineering structures

ALTALANOS IPARFEJLESZTESI RT12 citations67

SZEPVOLGYI JANOS

TOTH ALUMINUM CORP

Production of aluminum chloride from raw materials containing coal

Process for producing aluminum trichloride

Production of aluminum chloride from raw materials containing coal

ALTALANOS IPARFEJLESZTESI RT

Method for improving the strength and impermeability of soils and engineering structures