Helmut Hein

SG Steag Gmbh: 1 patents #1 of 2Top 50%

📍 Neheim, DE: #1 of 6 inventorsTop 20%

Overall (1982): #59,889 of 81,411Top 75%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4340000	Fluidized bed furnace	—	1982-07-20