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| Number | Title | Issue Date |
| 7665259 | Built-up rectangular steel column for filling concrete therein having L-shaped members and steel plates with curving projections and convex embossed portions Disclosed herein is a built-up type box-shaped steel column for filling concrete therein, that can be formed easily and economically in a built-up scheme by using ┐-beams and steel plates, and a method for manufacturing the same that includes bonding a steel plate... | 02/23/2010 |
| 6948289 | Method and means for prefabrication of 3D construction forms The invention involves a manner of fabricating 3D construction forms by preparing first and second standard sized panels with a predetermined pattern of perforations and assembling same in spaced apart relationship by connecting the panels together with connectors d... | 09/27/2005 |
| 6920728 | Column and beam construction and method Site cast or pre-cast columns aligned and braced by pre-cast pre-stressed floor beams are used to erect a concrete skeleton structure for a building. The ends of the horizontal beams are imbedded in the columns at floor levels to stabilize and complete the skeleton.... | 07/26/2005 |
| 5263297 | Structural member with a metal shell A structural member comprises an elongated hollow thin metal shell and a concrete filler moulded into the hollow thin metal shell. A pair of reinforcing end pieces is engaged in both ends of the shell and is embedded in the concrete filler in order to pre... | 11/23/1993 |
| 4741144 | Composite structural beam Composite beam of polygonal cross-section comprises wooden external walls and a core of a material, such as concrete, providing the beam with its mechanical strength. The walls comprise flat elements assembled by means of bonded groove and tongue corner j... | 05/03/1988 |
| 4565469 | Cribbing A crib member for forming underground cribbing is provided in the form of a concrete circle containing fibre reenforcing and preferably in the form of a donut shaped member. A plurality of such members is stacked one on top of another to form a cylindrica... | 01/21/1986 |
| 4497597 | Cribbing A crib member for forming underground cribbing is provided in the form of a concrete annulus formed within at least one annular metal retaining member so as to form a donut shaped member. A plurality of such members is stacked one on top of another to for... | 02/05/1985 |
| 4107895 | Reinforcing bar locating means The disclosure relates to a reinforcing bar locating means adapted for disposition in a mortar layer between courses of concrete blocks; the reinforcing bar locating means made of a single wire and comprising a generally S-shaped intermediate portion prov... | 08/22/1978 |
| 4071996 | Process for reinforcing reinforced concrete post A method of maintaining the load bearing integrity of a pre-existing reinforced concrete post during earthquake tremors wherein a sheet metal band is placed about the post and then made integral thereto by inserting a hardenable bonding agent between the ... | 02/07/1978 |
| 4064669 | Stationary supporting structure A stationary supporting structure comprising one or more columns each assembled from a prefabricated concrete foundation element having a vertical steel tube linked to its upper surface to serve as a guide for annular prefabricated concrete elements which... | 12/27/1977 |
| 3938294 | Method of erecting a frame structure for buildings The frame or skeleton of a building is erected by anchoring columns or studs in upright position and then fitting upon each upright a tubular casing prefabricated of concrete or other suitable cementitious material thereby sheathing the uprights. The spac... | 02/17/1976 |
