
Case Studies
An Inflatable Tunnel Grout Seal Stops Flooding of the Worlds' Largest Undeveloped Uranium Mine
An Inflatable Plugs Works Better Than Bypassing Pumping When Closing Off a 60-Inch Penstock
Steam & Process Drillship Plug
Cooling Loop Valve Replacement
Private Provo Beach Made More Beautiful
Miscellaneous Case Studies
Inflatable Bag Stops enable critical plant maintenance without shutdowns
Angola LNG Case Study
Dewatering in Extreme Environment: Annular Seal Use in Deep Water Welding Repair
Petersen Inflatable Line Stop Keeps an Oil Sand Facility Producing
Plugging Active Pipes in Extreme Environment
Plugging a 60" Water Pipeline
72" Petersen® Multi-Flex™ Line Stop for a Valve Change
High Pressure "Bag Stop"
24" Sewer Main Repair
Grouting a 60" Pipe for Abandonment
How to Plug a Large Sewer
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