Patents Assigned to IGLO CONTRACTORS AS
  • Patent number: 8857650
    Abstract: A cryogenic liquid storage tank includes a base plate and side wall extending upwardly. The base plate and side wall include an outer leaf enveloping an inner leaf. The outer leaf part of the base plate includes a lower, outer leaf concrete bottom plate on a substrate. The bottom plate is continuous with an outer leaf reinforced concrete layer of the outer side wall. An inward surface of the bottom plate and concrete layer of the outer leaf are lined with a continuous outer leaf metallic membrane. A bottom insulation layer is arranged above the outer leaf metallic membrane on the bottom plate. The inner leaf includes an inner leaf concrete bottom layer on the bottom insulation portion. The inner leaf metal membrane is lined with an inner leaf inner concrete layer. The outer leaf hoop stress reinforced outer concrete wall supporting an insulated dome structure.
    Type: Grant
    Filed: January 15, 2010
    Date of Patent: October 14, 2014
    Assignee: Iglo Contractors AS
    Inventor: Otto Skovholt
  • Publication number: 20110315691
    Abstract: A cryogenic liquid storage tank includes a base plate and side wall extending upwardly. The base plate and side wall include an outer leaf enveloping an inner leaf The outer leaf part of the base plate includes a lower, outer leaf concrete bottom plate on a substrate. The bottom plate is continuous with an outer leaf reinforced concrete layer of the outer side wall. An inward surface of the bottom plate and concrete layer of the outer leaf are lined with a continuous outer leaf metallic membrane. A bottom insulation layer is arranged above the outer leaf metallic membrane on the bottom plate. The inner leaf includes an inner leaf concrete bottom layer on the bottom insulation portion. The inner leaf metal membrane is lined with an inner leaf inner concrete layer. The outer leaf hoop stress reinforced outer concrete wall supporting an insulated dome structure.
    Type: Application
    Filed: January 15, 2010
    Publication date: December 29, 2011
    Applicant: IGLO CONTRACTORS AS
    Inventor: Otto Skovholt