Hagen Engineering International, Inc.
202 S. Cedar St., Suite B Owasso, OK 74055
(918) 973-3502 . info@hagenengineering.com

Technologies

HEI has the capabilities to be your technology provider for the following environmental technologies with proven experience and successful projects around the world.

Floating Roofs

Internal

• Pan
• Compartmentalized Pan
• Pontoon

External

• Annular Pontoon
• Double Deck

Gas Holders

Wiggins (Dry Seal)

Water Seal

Thermal Energy Storage Tanks

Chilled Water

Hot Water

Vapor Bag Holders