The design meets the requirements of api 650 appendix h.
Petrex floating roof.
A lot of people have reported finding these odd pennies and they are quite popular with some coin collectors.
Located in warren pennsylvania but doing business throughout the world petrex is well known as the manufacturer and designer of the finest longest lasting full surface contact internal floating roofs in the world.
It provides the maximum achievable control technology in reducing the emission of vapors and complying with air pollution regulations.
The petrex full surface contact aluminum honeycomb internal floating roof is the ultimate emission controlling device for fixed roof storage tanks.
A floating cover or roof having a plurality of floating panels or panels is provided.
The petrex aluminum honeycomb internal floating roof system is a self contained panel system constructed of modular designed aluminum honeycomb panels.
Since components are pre fabricated there is no field cutting or gluing adding to the product s stability and customer assurance and satisfaction.
A floating roof penny is an unusual looking lincoln memorial penny that appears to show the roof of the lincoln memorial on the back of the coin hovering above the rest of the building.
The floating cover disposed in a storage tank includes a frame having a plurality of openings the floating panels mounted into the respective openings an inspection port formed on an upper member of the floating panel and communicated with an inside of the floating panel.
They also design and manufacture oil water separators as well as other items utilized in the petroleum industry.