Uncategorized
Inventor
Control of catalytic cracking conversion
Electric door lock
Process for the production of gasoline from residual oils
Production of aromatics
Two-stage catalytic cracking process
LandOfFree
John A. Marshall does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with John A. Marshall, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and John A. Marshall will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-P-6019