US2010071804A1PendingUtilityA1

Liner for spill continment manholes

46
Individually held — no corporate assignee on recordPriority: Sep 19, 2008Filed: Sep 19, 2008Published: Mar 25, 2010
Est. expirySep 19, 2028(~2.1 yrs left)· nominal 20-yr term from priority
Inventors:John W. Rowe
E02D 29/124E02D 29/12
46
PatentIndex Score
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Claims

Abstract

A method of repairing a leaking spill container by lining the existing unit. Additionally the liner can be used to convert a single walled spill container into a double walled spill container.

Claims

exact text as granted — not AI-modified
1 . A liner for spill containment manholes for repairing existing leaking spill containment manholes or to provide double wall protection for new or existing single wall spill containment manholes, comprising:
 means for containing spilled fluids.   
     
     
         2 . The liner for spill containment manholes in accordance with  claim 1 , wherein said means for containing spilled fluids comprises a flexible membrane that may be collapsed while being installed into the spill container, has a surface for attaching to the snow plow ring, has a surface for attaching to the tank riser, is fuel resistant, may be coated with a highly fuel resistant material, may be manufactured with one or more sections that are bonded together to create the liner.

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