Hydraulic and earth engineering
Underground passageway, e.g., tunnel
Inventor
active
Permanent mine bulkhead seal and method for constructing same
Permanent ventilation seal
Pumpable mine seal
No associations
LandOfFree
David A. Hussey does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with David A. Hussey, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and David A. Hussey will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-267819