Back to results
US 4,225,055 AGranted
Insulation for double wall tanks
AssigneePittsburgh-Des Moines Steel Company
InventorsRichard E. Hills, Derek K. Neely
Life of this patent
Estimating the term…
Abstract
A system of insulation for double wall tanks includes a plurality of insulation layers held on the outside of an inner wall of the double wall tank by a plurality of orthogonally arranged bands. The bands include bands oriented longitudinally of the tank and bands oriented laterally of the tank. The insulation layers include abutting units, with each unit having a facing sheet thereon. The outermost insulation layer has abutting units with overlapping facing sheets, and the insulation layers assume a quilted pattern.
Claims16
Insulation means for a tank comprising:
- a first fibrous insulation layer on a wall of a tank;
- insulation supporting means supporting said insulation layer on the tank wall, said insulation supporting means including a plurality of longitudinal bands vertically oriented and attached to the tank wall, and a plurality of lateral bands horizontally oriented to surround the tank wall, said supporting means holding said insulation layer in place on the tank wall.
Dependencies are inferred from the claim text.