Matches 1 - 50 out of 86 1 2 >


Match Document Document Title
8962087 Uniform texture for cast in place walls  
A method of forming a concrete wall having a substantially uniform exterior surface texture. The method includes the initial step of pouring concrete into a wall form. The concrete is poured from...
8852490 Systems and methods of concrete apparatus with incorporated lifter  
Systems and methods for a concrete apparatus with incorporated lifter are provided. A concrete apparatus is formed by placing a reinforcement system in a mold. The reinforcement system comprises a...
8337677 Sacrificial anode and backfill  
The installation and use of embedded sacrificial anodes to protect reinforced concrete may be improved. In one example a cavity [2] is formed in the concrete [3] and a puttylike backfill [4] is...
8329074 Device and method for repairing mortar joints between chimmey tiles  
A device for repairing a chimney preferably includes a rod effective for positioning and manipulating a camera and a plunger blade in a chimney; a camera attached to the lower portion of the rod...
8226879 Hyper-fine cement  
The invention relates to a process for producing a hyper-fine cement, in which cement is wet milled in a nonaqueous solvent, if appropriate in the presence of a grinding aid, as a result of which...
7837906 Systems and methods for treating air chambers in aeration basins of wastewater treatment facilities  
An air plenum tank comprising a plurality of outlets aerate and agitate wastewater in a liquid treatment facility through the use of high pressured air creating cracks on the floor of the air...
7763201 Device and method for the production of a multi-layer concrete pipe  
A device and a method for the production of multi-layer concrete pipes, particularly two-layer concrete pipes. The device has a first stand, in which a first pressing head that can be driven is...
7731875 Sacrificial anodes in concrete patch repair  
High performance proprietary cementitious concretes or mortars developed for use as patch repair materials for corrosion damaged concrete often have high resistivities that inhibit the performance...
7306687 Method for repairing steel-reinforced concrete structure  
A method for repairing concrete structural elements reinforced with steel rebar includes steps of: removal of debris and rust; attachment of expanded mesh zinc metal for sacrificial passive...
6994809 Plug for and method of patching a hole in a wall  
A hole in a wall is easily and quickly repaired by use of a precisely formed plug. The plug is used to draw an outline around the hole. The outline is then cut out to form an opening. The plug is...
6986853 Carbon nanotube fiber-reinforced composite structures for EM and lightning strike protection  
A method for repairing fiber-reinforced composite structures while maintaining original EM and lightning protection using carbon nanotubes, fibers, and thermoset resins is disclosed. According to...
6890461 Method of reinforcing concrete electric pole  
In a method of reinforcing an existing concrete electric pole having an annular side wall, an inner hollow portion provided therein and an opening portion formed to a position of the annular side...
6869553 Method for forming a precast brick riser  
A method of manufacturing a prefabricated precast riser module, where the required forms that are used in casting the modules are reusable and need not to be transported to the construction site....
6843242 Method for consolidating natural stone blocks  
A method is described for repairing and consolidating a natural stone block (1), with internal fractures and structural discontinuities, in which around the block (1) a coating (2, 3, 4) is...
6833091 Method for injecting of foamed concrete and a foamed concrete  
A method for stabilizing gravel, sand, crushed stone, rock and concrete structures which have cracks by injecting a pumpable, low viscous aqueous aerated concrete with a pore volume of at least...
6737000 Method for mixing, combining and dispensing reactive two component materials using a rotary stop cock  
A method of separately storing, mixing, combining and dispensing reactive two component materials by employing the use of a rotary stop cock that is formed so that in a first selected position it...
6716293 Wallboard with fly ash  
A composition used in making wallboard is provided. The composition requires at least fly ash, water and a first binder. The composition is located between two members that together form the...
6416692 Sewer system pipe repairs  
A method of repairing leaking underground pipes, particularly gravity-flow sewer pipes, without excavation, by using a flexible liner tube containing a fluid under sufficient pressure to exclude...
6416693 Method of strengthening an existing reinforced concrete member  
Parallel spaced shallow grooves are cut within the surface of an existing reinforced concrete member in the direction of bending and at locations where existing tensile reinforcing is inadequate....
6309493 Method for filling cracks in a concrete structure with foamable polyurethane prepolymer  
A method for filling cracks in concrete surfaces using a one-component, hydrophilic polyurethane prepolymer without the addition of any granular impregnating agents The prepolymer is provided in a...
6219991 Method of externally strengthening concrete columns with flexible strap of reinforcing material  
A method of repairing and strengthening a concrete column includes wrapping a flexible strap of reinforcing material circumferentially around the exterior of a concrete column and longitudinally...
6156248 Method for putty application  
A method and apparatus for applying putty and filler material to fill a hole in a surface. The apparatus includes a transparent and flexible plastic template that is impervious to the solvents and...
6123879 Method of reinforcing a concrete structure  
A structural member for reinforcement of asphalt and concrete roadways and other products, and which includes a gridwork of warp strands and weft strands which are disposed at right angles to each...
5958312 Process for the partial reconstruction of the refractory lining of the wall of steel casting ladles  
It was difficult until now to carry out intermediate repairs of monolithic refractory lining walls of steel casting and handling ladles when the slag area of the lining was worn before other...
5792394 Animal pen slat repair method  
There is disclosed concrete form apparatus comprising three elongated panels with sides hingedly connected and a method of using such apparatus to enable one to repair reinforced concrete slats in...
5771557 Concrete internal metal stitching  
An internal metal stitching method for repairing cracks in concrete comprising the steps of cutting slots to facilitate metal stitching brackets installed in saw cuts every two feet and at...
5645772 Refractory ceramic mass for lining the bottoms of electric arc furnaces and process for their repair  
A process for repairing bottom linings of D.C. arc furnaces. A refractory ceramic mass is used for lining the bottoms of D.C. arc furnaces in the area of metallic electrodes placed therein,...
5607527 Method of making fabric reinforced concrete columns to provide earthquake protection  
Reinforced concrete columns wherein the exterior surface of the concrete column is wrapped with a composite reinforcement layer. The composite reinforcement layer includes at least one fabric...
5529729 Process for producing the refractory lining of a casting ladle  
A process for producing an inner refractory lining of a ladle or metallurgical vessel for casting steel. The inner refractory lining incorporates wall passages with conical nozzle bricks and/or...
5511762 Consumable form with degradable lining  
A method of manufacturing an open top, walled member for containing a molten metal, including the steps of forming an inner wall of a mold with a metal sheet and an inner lining covering the...
5482248 Mold for manufacturing metal containment vessels  
A mold for forming an open top, walled member having side walls and a bottom surface for containing a molten metal. The mold including an inner screen having a plurality of openings having inner...
5330690 Process and apparatus for renewing the refractory lining of foundry ladles  
A process for renewing the refractory lining of a ladle for casting steel and of similar metallurgical vessels. While the ladle (10) is still hot, the slag (S) still adhering to the inner surface...
5312526 Method for increasing or decreasing bond strength between concrete and embedded steel, and for sealing the concrete-to-steel interface  
A process for adjusting the steel-to-concrete bond strength in a hardened concrete structure having embedded steel elements. A source of DC voltage, preferably in the range of 5-40 volts, is...
5253957 Method of stopping leak in in-ground concrete structure  
In a method of stopping a leak of ground-water in an in-ground concrete structure, a through-hole is drilled in the in-ground concrete structure at a position adjacent to a leak portion, and after...
5246641 Method for lining a pipe with a cement mortar  
An improved method for lining a section of pipe with a cement mortar. After a wet cement mortar has been applied to a cleaned interior surface of a pipe, carbon dioxide is introduced into the...
5217658 Method for repairing a hot-blast long-time cupola furnace  
A method for repairing a hot-blast, long-time cupola furnace by removing residual slag and relining the cupola furnace including feeding liquid nitrogen to the cupola furnace immediately at the...
5186949 Filler injector for filling cracks in concrete  
The present invention relates to a filler injector for applying a filler to crevices in concrete surfaces. The injector has a transparent outer tube having scale markings thereon to indicate the...
5176869 Method of manufacturing an inner lined pipe  
A method of manufacturing an inner lined pipe in which a lining layer is formed to the inner circumferential surface of a pipe using a centrifugal molding method, wherein a resin mortar material...
5173222 Repairing rail ties  
A method for repairing eroded concrete rail ties. An abrasion resistant composition incorporating a curable binder is applied to the eroded rail seat and cured by the application of pressure and...
5128075 Ceramic welding repair process  
A method of repairing an eroded refractory wall pierced by one or more openings using a ceramic welding technique. A member of shape substantially complementary to the desired shape of the...
5108790 Methods of applying compositions of no mix compounds  
Dry cementitious compositions and packages and methods for their application. The dry compositions do not have to be mixed with water but instead are poured, sprayed or troweled onto a substrate...
5063006 Methods for repairing cracks in concrete structures  
Cracks in concrete structures are repaired by attaching over the crack a series of cutoff agent-sealing members having a predetermined open area and volume necessary for filling the crack. A...
5043033 Process of improving the strength of existing concrete support columns  
In a concrete column supporting an overhead load and having a base end resting on a surface, a process of strengthening the column to increase its ability to withstand atypical physical loading...
5032197 Cast-in-place manhole liner method  
The present method includes casting a poured concrete liner in an existing manhole with a protective acid resistant plastic material covering the interior surface of the newly poured concrete...
5017313 Method and means for repairing existing manhole  
A form assembly for casting a lining wall in an existing manhole includes a cylindrical lower form assembly, a circular horizontal form assembly, and a cylindrical upper form assembly. All three...
5000890 Method for resetting separated tiles  
A method of resetting a separated portion of a tile floor from a base flooring, such as a concrete slab, by drilling a hole through the tile floor into the slab, forcing an adhesive into the hole...
4995584 Cast-in-place manhole liner apparatus  
Apparatus for casting poured concrete liners in manholes or the like wherein a collection of sheet-metal, flanged, arcuate panels is provided which panels can be assembled in belts of generally...
4989385 Device for repairing a hole in a plasterboard wall  
A device for repairing a hole in a plasterboard wall formed of a flat relatively thin, stiff coverboard, an insulation board secured by adhesive to the coverboard rear surface, the insulation...
4986862 Sealant injection method and an apparatus therefor  
The present invention is a method of sealant injection and the apparatus to be used therefor. The method is comprises the steps of injecting the sealant into a bellows-like injection container...
4956032 Method of grouting using a vacuum  
A method of filling an annular space between inner and outer coaxially arranged pipes while providing the option of maintaining fluid flow through the inner pipe includes optionally establishing...

Matches 1 - 50 out of 86 1 2 >