The closure device shall consist of two seals with one seal placed above the other.
Pontoon floating roof tank parts.
We offer two types of tank internal floating roofs ifr s manufactured by matrix applied technologies our heavy duty pontoon type internal floating roof and the full contact type internal floating roof each has been designed to overcome the many design problems that exist in other well known brands ifr s offering value for money through low cost of ownership and long term durability.
Ergil storagetech internal floating roofs which minimize the evaporation losses of stored products such as jet fuels gasoline diesel and crude oil can be supplied as aluminium or stainless steel.
Having thus described my invention what i claim as new and desire to secure by letters patent of the united states is.
For more than four decades advance tank has repaired and installed internal and external floating roofs that range from 15 to 300 in diameter.
A floating roof for liquid storage tanks comprising a stiff annular peripheral pontoon a single deck portion constructed in the form of a flexible diaphragm attached to the said pontoon adjacent the upper edge thereof and sloped downwardly towards the center of the roof and radially arranged tension members each haviqg one end attached to said single deck portion at a.
1 external floating roof an external floating roof shall consist of a pontoon type or double deck type cover that continuously rests on the surface of the organic liquid and is equipped with a closure device between the tank shell and roof edge.
Tanks with external floating roofs are used primarily to contain liquids with high vapor pressures when the vapor emissions from fixed roof tanks would exceed the standards set by the local jurisdiction.
Our maintenance teams can replace damaged legs seal weld pontoons repair leaks replace your outer rim and more.
Building on decades of accumulated knowledge and expertise in the design installation and maintenance of internal floating roofs we offer unmatched technology.