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US 2003/0188780 A1Published application
Storage tank in a pulp processing plant having freeze resistant overflow and over-pressure/under pressure doors
OwnerPatrick J. Sullivan, Patrick J. Pepin +1inventors
InventorsPatrick J. Sullivan, Patrick J. Pepin, Joseph R. Phillips
Life of this patent
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Abstract
A low pressure tank is disclosed having: an upper section with a sloping surface; a port on the surface; a gable housing covering the port and having a front face oriented generally vertically; an aperture in the front face; a door aligned with and covering the aperture in the front face, and a door hinge above and aligned with the door and horizontally offset from said front face.
Claims18
A low pressure tank comprising:
- an upper section with a sloping surface;
- a port on the sloping surface;
- a gable housing covering the port and having a front face oriented generally vertically, wherein the gable housing is on the sloping surface;
- an aperture in the front face of the gable housing;
- a door aligned with and covering the aperture in the front face;
- a door hinge above and aligned with the door and horizontally offset from said front face.
3 more elements
A low pressure tank comprising:
- an upper section with a sloping surface;
- a plurality of fluid overflow ports on the sloping surface, wherein the overflow ports are aligned horizontally;
- a plurality of pressure relief ports on the sloping surface, wherein the relief ports are aligned horizontally in a plane vertically above the overflow ports;
- a separate gable housing covering each overflow ports and the relief ports, and each gable housing having a front face oriented generally vertically;
- an aperture in each front face;
- a door aligned with and covering each aperture;
- a door hinge supporting and above the door, and horizontally offset from the corresponding front face.
4 more elements
Dependencies are inferred from the claim text.