Liquid purification or separation
Processes
Treatment by living organism
Inventor
active
Apparatus and process for biological wastewater treatment with c
Method and apparatus for purifying an activated sludge-waste wat
Process for biological waste water treatment
Process for biological wastewater treatment
No associations
LandOfFree
Wilhelm Ballnus does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Wilhelm Ballnus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Wilhelm Ballnus will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-714506