Patent ID: 11897820
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  B  E | IPC B  C  E

Claim 10:
11. A method for storing molten sulfur, the method including:
locating a reinforced concrete vessel under the earth's surface, the reinforced concrete vessel having:
a floor that is a raft footing formed of reinforced concrete, the floor having a floor interior surface;
a ceiling that is a slab of reinforced concrete, the ceiling having a ceiling interior surface; and
sidewalls that extend between the floor and the ceiling that are formed of reinforced concrete, each sidewall having a sidewall interior surface, the floor, ceiling, and sidewall interior surfaces define vessel interior surfaces; and

protecting the vessel interior surfaces from sulfur by,
positioning a glass fiber sheet on the vessel interior surface, and

embedding the glass fiber sheet in an epoxy vinyl ester resin after positioning the glass fiber sheet on the vessel interior surfaces to form a liner that is bonded to the vessel interior surfaces.