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| Number | Title | Issue Date |
| 7654048 | Grain bin roof ring mounting bracket A grain bin roof ring mounting bracket having a mounting plate secured to a roof bin, a clip portion extending vertically from the mounting plate, and a back portion that extends outwardly from the clip portion. ... | 02/02/2010 |
| 6921564 | Insulation module, system and method for installation and manufacture A pre-formed insulation module is disclosed having a part cylinder body. The body includes an unstriated insulation layer formed of a rigid insulating material substantially uniform in composition and density over its cross section. The insulation layer has an inner... | 07/26/2005 |
| 6247279 | Retrofitting existing concrete columns by external prestressing A large number of existing reinforced concrete structures, such as buildings and bridges, if subjected to abnormal loads, such as those expected during earthquakes or bomb blast, may experience significant inelasticity in their critical regions. It is eco... | 06/19/2001 |
| 5791106 | Collapsible pool A collapsible pool assembly having a liquid impervious liner with collapsible perimeter walls of modular configuration.... | 08/11/1998 |
| 5596860 | Foamed cement insulated metal frame building system A metal frame insulated building system using metal studs and sole and cap blocking tracks of "C" cross-section anchored to a foundation and to each other. The studs and cap blocking tracks physically interlocked in addition to being mutually secured by f... | 01/28/1997 |
| 5590493 | Wall structures for swimming pools There is provided a panel structure for the side walls of an inground pool, the panel having vertical lines of weakening formed therein permitting it to assume various arcuate configurations, both concave and convex. This arrangement permits a single pane... | 01/07/1997 |
| 5343663 | Quilting pin and method for its use This invention deals with novel quilting pins that find use as fasteners for stabilizing insulation inside jacketing to form insulating covers that are installed around hot surfaces. Also disclosed is a method of using the pins to manufacture such insulat... | 09/06/1994 |
| 5289942 | Reinforced storage tanks A fluid storage tank made of a plurality of steel plates welded together is reinforced by winding a plurality of continuous, high tensile strength, non-metallic filaments around and in contact with the plates and applying a resin to the filaments to defin... | 03/01/1994 |
| 5265750 | Lightweight cylinder construction A modular cylinder comprises a plurality of, in this case 24, modules each having a tongue to engage a groove of its neighbor and each either having a camming ramp to engage a camming ramp of its neighbor, or a filler rod inserted between adjacent modules... | 11/30/1993 |
| 5263603 | Insulation system for storage tanks An insulating system for storage tanks uses vertical straps and horizontal cables to form a web on the outer surface of a spherical storage tank. Fasteners and clamps positioned at intervals along the vertical straps anchor the cables in place. Panel sect... | 11/23/1993 |
| 5261193 | Tensioned membrane cladding system The present invention is system for covering structures that have complex surfaces using tensioned membrane panels which exhibit maximum flexibility over multiple curvatures of the structure's surface. The system includes a means for supporting the claddi... | 11/16/1993 |
| 5251421 | Prestress wire splicing apparatus A prestress wire splicing apparatus is used to replace sections of wire used in prestressing concrete pipe, where a section of wire has either failed due to corrosion or has been removed for inspection purposes, and to restore the proper amount of tension... | 10/12/1993 |
| 5194110 | Method of preventing rupture of storage tanks A fluid storage tank made of a plurality of steel plates welded together is reinforced by winding a plurality of continuous, high tensile strength, non-metallic filaments around and in contact with the plates and applying a resin to the filaments to defin... | 03/16/1993 |
| 5138804 | Structural glass unit A structural glass unit comprises a multi-ply glass assembly, for example a glass laminate or a sealed double glazing unit, which may be part of a roof structure. The glass assembly has a stepped configuration at a location where the assembly is secured t... | 08/18/1992 |
| 5038540 | Sectional smokestack A sectional smokestack wherein each section is assembled from multiple precast concrete segments having aligned vertical ribs. The sections are stacked axially one upon the other during erection of the smokestack. Concentrated reinforcement extends vertic... | 08/13/1991 |
| 5027567 | Structural glass unit A structural glass unit comprises a multi-ply glass assembly, for example a glass laminate or a sealed double glazing unit, which may be part of a roof structure. The glass assembly has a stepped configuration at a location where the assembly is secured t... | 07/02/1991 |
| 4993497 | Deluge funnel tank jacket A fire fighting device having a funnel shaped jacket that attaches to a rib framing system that is strapped around a bulk storage tank, the ribs attached to a relief channel located at the base of the tank, the jacket is held away from the tank shell by t... | 02/19/1991 |
| 4862661 | Enclosed structure and method of construction An enclosed structure for containing particulate solids includes a plurality of circumferentially disposed vertical posts. Circumferentially directed girts extending horizontally are affixed to the posts and corrugated metal cladding is attached to the gi... | 09/05/1989 |
| 4788803 | Modular insulated building structure and method A building structure includes an upstanding substantially vertical wall portion constructed from a plurality of interlocking wall sections and forming a closed shape. The wall sections are formed from a thermally insulating material. A retainer band is pr... | 12/06/1988 |
| 4661313 | Metal liner for the lining of the cylindrical cavity of a reinforced concrete pressure vessel A cost-effective configuration of a metal liner for a reinforced concrete pressure vessel is disclosed wherein only stud shear connectors and cooling tubes of the liner cooling system are used to anchor the liner and the passages provided in the liner and... | 04/28/1987 |
| 4656800 | Method and construction of a cistern from component blocks and reinforcing rods A cistern made of layers of arcuate blocks provided with openings in which reinforcing rings and rods are deposited, the openings being arranged such that mortar can be spread throughout the structure to form a monolithic construction. Wedge-shaped openin... | 04/14/1987 |
| 4637189 | Thermal insulation system Thermal insulation is prepared from a series of insulative elements capable of being interconnected with each other, and a series of protective sheet elements which when fitted over the insulative elements protect the insulative elements from the environm... | 01/20/1987 |
| 4567700 | Frame-supported membrane for chimney In its preferred embodiment, the improved frame-supported membrane has a membrane of light-gauge, corrosion resistant nickel alloy construction, this membrane being suspended within a base-supported frame. The membrane-to-frame hanger is designed for easy... | 02/04/1986 |
| 4555883 | Hoop beam equipped precast silo construction An upright generally cylindrical bin is provided including a plurality of peripherally spaced upstanding structural members relatively anchored at their lower ends. Each of the structural members includes a horizontally elongated main wall member supporte... | 12/03/1985 |
| 4545701 | Tunnel wall structure Arcuate concrete segments of a tunnel wall are joined together in the peripheral direction by abutting steel castings embedded and anchored in the segment ends, and nut and bolt assemblies interconnecting the castings. Longitudinally adjacent segments are... | 10/08/1985 |
| 4534490 | Insulated panel system for storage tanks An insulated tank jacketing system for storage tank structures of the type used for oil, water, etc., wherein insulated panel systems having upstanding and opposed side flanges are affixed to wire cables or the like on the outside wall of the tank structu... | 08/13/1985 |
| 4503646 | Bulk storage building structure A bulk storage building structure for storing grain, dried clay and other granular products in which the normally encountered lateral pressure exerted on the walls of the structure is minimized by the spaced, slatted configuration of the walls which accom... | 03/12/1985 |
| 4492065 | Self-arcing tank segments Vertical boards or tank segments are compressed by outer horizontal bands that cause the vertical edges of these tank segments to press together. Each tank segment has a web and edge structures that are thicker than the web measured in a radial direction ... | 01/08/1985 |
| 4454693 | Continuous-unloading silo A silo is provided with a thickened section along one portion of its circumference and located therein is a passage extending from top to bottom of the silo. This passage opens into the silo by means of an unobstructed opening which also runs from top to ... | 06/19/1984 |
| 4389825 | Prestressed concrete pressure vessels with increased pressure-retaining capability A prestressed concrete pressure vessel capable of containing extremely high pressures in an internal cavity, 10,000 psi and higher, is constructed in such a way as to enable the application of extremely high circumferential prestressing force at the outer... | 06/28/1983 |
| 4347949 | Insulated tank A generally cylindrical tank is insulated by affixing thermal insulation panels on the side walls thereof using generally helically disposed tension elements such as wire to maintain the panels in position at least during installation.... | 09/07/1982 |
| 4344543 | Reinforced plastic tank A reinforced plastic tank and method for producing the same, in which a steel plate base is provided for minimizing the bottom deflection of the tank under hydrostatic pressure when buried under ground. The base has a plate member with an annular flange e... | 08/17/1982 |
| 4343626 | Reactor for producing a carbon monoxide and hydrogen containing gas The reactor for the production of CO and H2 containing gases by means of a partial oxidation of powdery or liquid high ash fuels in a carburation fluid including free oxygen, at high temperatures and increased pressure, includes a pressure vess... | 08/10/1982 |
| 4338756 | Panel and insulation system Preformed panels having a layer of insulation secured to the rear surface of a facing layer are retained in position against a wall by horizontally disposed banding having resiliently coupled ends. A vertical member along one side edge portion of a panel ... | 07/13/1982 |
| 4308967 | Protection ring for limiting the width of cracks in a storage tank wall Large openings in a storage tank wall caused by cracks appearing therein are prevented by surrounding such wall with a plurality of rings which are spaced apart from the wall to be structurally independent of that wall. Such structurally independent rings... | 01/05/1982 |
| 4290241 | Stave assemblies, staves, and tubs constructed therewith A stave assembly which cooperates with a plurality of staves to form a hot tub wall includes in a preferred embodiment a narrow stave having a projecting support for a seat, shelf, ladder or the like. The narrow stave is abutted by a pair of slats each of... | 09/22/1981 |
| 4270323 | Concrete tank A prestressed concrete tank with a wall of precast concrete panels surrounded by a cast-in-place beam, the beam and panels being prestressed by metal members in tension, encased within or placed around the outside of the beam.... | 06/02/1981 |
| 4223797 | Storage tank A storage tank having a shell in the form of a body of revolution mounted on supporting uprights. The guides equispaced around the external surface of the shell, along its generatrix, accommodate flexible elements whose ends are attached to the tensioning... | 09/23/1980 |
| 4207716 | Receptacle having a circumferentially pre-stressed peripheral wall composed of concrete slabs In a large size receptacle, e.g. for a mixture of liquid and solid manure, the peripheral wall comprises a circular series of reinforced concrete slabs having a plain external surface and presenting, at each vertical joint between successive slabs, groove... | 06/17/1980 |
| 4195457 | Closure device for pressure vessels Disclosed is a closure combination for pressure vessels comprising a carrier cover in contact with a sealing cover for covering and closing an opening in a pressure vessel by contact with a flange member of a liner element disposed within the opening in t... | 04/01/1980 |
