Gerald C. Rappe

VS Vertech Treatment Systems: 2 patents #2 of 14Top 15%

IR International Coal Refining: 1 patents #17 of 33Top 55%

📍 Macungie, PA: #123 of 314 inventorsTop 40%

🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%

Overall (All Time): #1,673,149 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4741386	Fluid treatment apparatus	—	1988-05-03
4671351	Fluid treatment apparatus and heat exchanger	—	1987-06-09
4399041	Process for particulate removal from coal liquids	—	1983-08-16