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| Number | Title | Issue Date |
| 7272914 | Steel joist A joist suitable for use in a composite concrete floor is disclosed. The joist comprises a top chord, a bottom chord; and a vertically extending intermediate web having a top end secured to the top chord and a bottom end secured to the bottom chord. The top chord co... | 09/25/2007 |
| 7013613 | Composite slab and joist assembly and method of manufacture thereof A composite slab and joist assembly includes a joist, at least one deck panel on the joist, slab reinforcement above the joist and dock panel, and a slab of concrete formed on the deck panel and joist such that the slab encloses the slab reinforcement and a top port... | 03/21/2006 |
| 7007434 | Building structure element and stiffening plate elements for such an element A prefabricated, supporting building structure element, such as wall elements (11), floor structures (47) or the like includes a reinforced concrete slab (13) having a plurality of discrete, parallel, horizontally separated, not mutually joined,... | 03/07/2006 |
| 5930965 | Insulated deck structure There is provided a self-supporting insulated deck structure for buildings whereby the deck can be constructed inexpensively and efficiently and can attain a desirable fire rating in addition to improved sound absorption properties. The self-supporting in... | 08/03/1999 |
| 5544464 | Composite steel and concrete floor system An improved steel and concrete floor system in which a corrugated steel deck is supported on shelves fixed to the sides of parallel spaced joists. Each joist has a top chord forming a shear connector to cause composite action to occur between the joist an... | 08/13/1996 |
| 4707955 | Screed rails A screed rail for use in the in situ casting of concrete comprising beams forming upper and lower edges of the rail, which are connected by elements extending therebetween. The elements are spaced along the length of the rail to provide for the passage of... | 11/24/1987 |
