US Patent Application for STRUCTURAL LIGHTWEIGHT CONCRETE
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US Patent Application for STRUCTURAL LIGHTWEIGHT CONCRETE.

US Patent Application for STRUCTURAL LIGHTWEIGHT CONCRETE ...

Mar 30, 2016  A structural lightweight concrete composition comprising cement, a fine aggregate such as sand, a natural coarse aggregates, such as limestone, scoria or perlite or mixtures thereof, a synthetic coarse aggregate comprising a polymeric material, such as polypropylene beads, an industrial waste byproduct in the form of fine particles, such as silica fume or heavy oil ash, a superplasticizer ...

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US8167996B2 - Lightweight structural concrete provided ...

A lightweight structural concrete with screw-ability and nail-ability similar to wood is composed of a non-structural and ultra lightweight aggregate such as expanded perlite or a combination of expanded perlite and polystyrene beads of a particular size distribution and volume amount, entrained air cells of another specific size distribution and volume amount, and dense cementitious ...

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US7736431B2 - Lightweight structural concrete provided ...

A lightweight structural concrete with screw-ability and nail-ability similar to wood is composed of non-structural and ultra lightweight aggregate such as expanded perlite of a particular size distribution and amount, entrained air cells of another specific size distribution and amount, and dense cementitious composition of a cement binder, a fine grade structural filler no larger than ...

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US6616752B1 - Lightweight concrete - Google Patents

US United States Prior art keywords casting compound glass structural foam foam glass Prior art date 1999-04-16 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number ...

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US Patent for Lightweight concrete Patent (Patent ...

This application is a 371 national stage of PCT International Application No. PCT/CH00/00219 filed Apr. 14, 2000. FIELD OF THE INVENTION. The invention relates to a flowable and settable casting compound, in particular lightweight concrete, with a binder, in particular cement, and at least one lightweight aggregate, to a prefabricated element, to a structural member that is cast in situ, and ...

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US7794825B2 - Prefabricated lightweight concrete structure ...

Prefabricated, lightweight, modular, concrete structures, such as columns and a variety of end caps, have a strong, chip resistant surface exhibiting ornamental designs that include projections and impressions. The high strength of the surface layer is due to reinforcement of the concrete with alkali resistant short length (0.125-0.25 inch) glass fibers that allow replication of fine surface ...

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US6402830B1 - Lightweight concrete ... - Google Patents

The invention is a lightweight, economical and durable concrete which is easily manufactured from commonly available materials, and its method of manufacture. The concrete composition comprises cement, perlite, pumice and water. The cement is common Portland cement. The perlite is an expanded perlite available. Preferably, the perlite is {fraction (3/16)}″ minus to dust in size.

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US Patent Application for HIGH PERFORMANCE, LIGHTWEIGHT ...

Nov 03, 2014  Justia Patents Application To Opposite Sides Of Sheet, Web, Or Strip (excluding Processes Where All Coating Is By Immersion) US Patent Application for HIGH PERFORMANCE, LIGHTWEIGHT PRECAST COMPOSITE INSULATED CONCRETE PANELS AND HIGH ENERGY-EFFICIENT STRUCTURES AND METHODS OF MAKING SAME Patent Application (Application

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United States Patent and Trademark Office

File a patent application online with EFS-web. Patent Center. Try the beta replacement for EFS-Web, Private PAIR and Public PAIR. Check application status. Check patent application status with public PAIR and private PAIR. Fees and payment. Pay maintenance fees and learn more about filing fees and other payments. Patent Trial Appeal Board

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Structural Lightweight Concrete - ESCSI

overview Structural lightweight concrete made with rotary kiln produced structural lightweight aggregate solves weight and durability problems in buildings and exposed structures. Structural lightweight concrete has strengths comparable to normal weight concrete, yet is typically 25% to 35% lighter. Structural lightweight concrete offers design flexibility and substantial cost savings by ...

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US Patent for Structural system for supporting a building ...

A structural support system for a building is formed from preferably prefabricated, light weight steel framed, bearing wall panels and precast, hollow core concrete floor slabs that are positively interlocked by, for example, splice plates, provided at the top of the bearing wall panels, reinforcing bars and grout, which fills the joints between adjacent slabs to form a unitary structure.

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Cementitious compositions and lightweight structural units ...

The invention further embraces lightweight structural units such as concrete masonry units (hereinafter "CMUs") produced from the cementitious composition of the present invention and a block machine used for preparing CMUs from the cementitious composition. The CMUs are used in the mining and construction industries. 2. Description of the ...

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US Patent Application for Lightweight cross-car beam and ...

Justia Patents Interior Lateral Support US Patent Application for Lightweight cross-car beam and method of constructing a structural member Patent Application (Application #20110215614) Lightweight cross-car beam and method of constructing a structural member . Feb 23, 2011. A cross car beam or other elongated structural member including a ...

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LIGHTWEIGHT, RIGID STRUCTURAL PANEL FOR WALLS, CEILINGS ...

LIGHTWEIGHT, RIGID STRUCTURAL PANEL FOR WALLS, CEILINGS AND THE LIKE ... United States Patent 3857217 ... The cementatious material 10 can be gypsum, lime, lightweight concrete, wood fiber concrete, or cellular concrete. The present invention is not concerned with the particular cementatious material per se, and it will be understood that ...

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US Patent Application for CONCRETE SLABE STRUCTURAL

A concrete slab structural member comprises a frame of cold bend thin wall steel profiles and concrete enclosing the same, in which the main surfaces of two longitudinal cold bend thin wall steel profiles (51, 52, 91, 92) included in each longitudinal cold bend thin wall steel profile keel are parallel to the main surface of the concrete slab, the two longitudinal cold bend thin wall steel ...

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Lightweight aggregate - N-Viro Energy Systems, Ltd.

Standards have been established for lightweight aggregate for structural concrete ASTM Specification C 330-64T and for insulating concrete ASTM Specification C 332. At the present time, the cost of lightweight aggregate is quite high and makes lightweight concrete more costly than conventional concrete.

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US766899A - Concrete or like girder. - Google Patents

US766899A US16037903A US1903160379A US766899A US 766899 A US766899 A US 766899A US 16037903 A US16037903 A US 16037903A US 1903160379 A US1903160379 A US 1903160379A US 766899 A US766899 A US 766899A Authority US United States Prior art keywords concrete girder iron flange holes Prior art date 1903-06-06 Legal status (The legal status is an assumption and is not a

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Randall L BYRD Inventions, Patents and Patent Applications ...

The concrete has strength similar to that ordinarily found in structural lightweight concrete but at a lower density, such as an oven-dried density as low as 40 lbs./cu.ft. Such strength-to-density ratios range approximately from above 30 cu.ft/sq. to above 110 cu.ft/sq., with a 28-day compressive strength ranging from about 3400 to 8000 psi.

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Structural Lightweight Concrete Concrete Construction ...

Dec 02, 2010  A: Structural lightweight concrete (SLC) is made with lightweight aggregates (such as expanded clay, slate, or shale; pelletized or extruded fly ash; or expanded slag) either alone or combined with normal weight aggregates. It is used to reduce the dead load of concrete members, such as floor slabs in high-rise buildings.

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STRUCTURE magazine Is Lightweight Concrete All Wet?

While normal-weight concrete mixes typically weigh 145 to 155 pcf, lightweight concrete typically weighs 110 to 115 pcf. Structural lightweight concrete commonly has 28-day compression strengths comparable to normal-weight concretes. The primary difference between normal-weight concretes and lightweight concretes for structural applications is ...

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Structural Solutions USG

Structural Solutions. USG Structural Panels are high-strength, reinforced concrete panels for use in noncombustible construction and the only certified by Underwriters Laboratories Inc (UL) in accordance with ASTM E136-16. Re-engineer your thinking, with a lightweight, noncombustible pre

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STRUCTURE magazine Cellular Concrete

If the patent is proven true, the origins of cellular concrete could be traced back to before 1923. Unfortunately, the actual origins remain unconfirmed. It has also been widely believed that cellular concrete was developed in Germany in the 1940s. We do know it was brought to the United States in the 1950s as a lightweight floor leveling product.

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Tom S. Graham Inventions, Patents and Patent Applications ...

This monolithic construction results in a lightweight panel with superior structural qualities, the concrete, the reinforcing grid and the insulation panels having been blended together into one homogeneous member. The panel may incorporate extraneous assemblies including doors, windows, vents, pipes, electrical junction boxes and the like.

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Patents USG

Below are just a few of our products and the U.S. patents that cover them. For a more complete list of USG's U.S. patents and applications, and those of its subsidiaries, United States Gypsum Company and USG Interiors LLC, please reference the United States Patent and Trademark Office at uspto.gov. Virtual patent making notice: USG also provides this list of patents in accordance

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US Patent Application for Lightweight cross-car beam and ...

Justia Patents Interior Lateral Support US Patent Application for Lightweight cross-car beam and method of constructing a structural member Patent Application (Application #20110215614) Lightweight cross-car beam and method of constructing a structural member . Feb 23, 2011. A cross car beam or other elongated structural member including a ...

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INCREASE SERVICE LIFE OF CONCRETE STRUCTURES WITH ...

US Patent No. 1,255,878 being awarded to Stephen J. Hayde for his invention of the rotary kiln process for manufacturing structural lightweight aggregate. As shown by the studies which are the topic of this paper, the spirit of research and experimentation which preceded this first patent issued in 1918 is still very much alive today.

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ITEM 557.32000018 LIGHTWEIGHT, HIGH- PERFORMANCE

Prepare the surface and place lightweight high-performance concrete for thin structural applications. Limit the depth of placement to 11/ 2 – 5 inches. MATERIAL REQUIREMENTS. Use materials meeting §557-2. Manufacture lightweight high-performance concrete according to §501, and the following modifications: A. Design.

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Mechanical and Thermal Properties of Lightweight Concrete ...

Lightweight concrete made from expanded glass granules is one of the latest types of concrete. It is made by incorporating the expanded glass granules into the cement paste matrix. The density of expanded glass could vary from 480 to 1600 kg/m3 (US Patent 7695560, 2011). Lightweight concrete specimen’s density made with expanded clay

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Patent Portfolio - Advanced Structures Composites Center ...

Patent Title. Inventors. Date Filed. Date Issued. EP3507484A4. Advanced Segmented Pre-Cast Concrete Hulls for Wave Energy Converters. Anthony Viselli, Habib Dagher. 2017. 12/18/2020.

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Standard Specification for Lightweight Aggregates for ...

1.1 This specification covers lightweight aggregates intended for use in structural concrete in which prime considerations are reducing the density while maintaining the compressive strength of the concrete. Procedures covered in this specification are not intended for job control of concrete.

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What Is Lightweight Aggregate Concrete And Its Uses?

The lightweight aggregate is a kind of coarse aggregate which is used in the production of lightweight concrete products like concrete block, structural concrete, and pavement.. The shape of the lightweight aggregate used in concrete can be cubical, rounded, angular, or of any other shape.The shape and texture can directly affect its workability. The compressive strength level which is ...

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Green Home Building: Light-weight Concrete

Light-weight Concrete. Lightweight concrete, weighing from 35 to 115 pound per cubic foot, has been used in the United States for more than 50 years. The compressive strength is not as great as ordinary concrete, but it weathers just as well. Among its advantages are less need for structural steel reinforcement, smaller foundation requirements ...

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Steel–concrete bond behaviour of lightweight concrete with ...

Sep 04, 2013  The experimental program presented in this paper was aimed to investigate the steel–concrete bond behaviour of lightweight concrete. The lightweight concrete was obtained by substituting part of the traditional coarse aggregates with beads of expanded polystyrene (EPS). The addition of EPS in the concrete mix could influence the bond behaviour with steel reinforcing bars,

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Lightweight Concrete Company Etobicoke, ON

Your Premier Lightweight Concrete Company in Etobicoke, ON. When you can’t afford to settle for less than the best, Lightweight Concrete Solutions is the company to call for your construction materials. Our focus is on developing the highest quality products for discerning clients who hold stringent standards for resilience, responsibility, and efficiency.

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Patents CPi-Worldwide

patents framework system for realising a formwork for a finished concrete product ... assembly of structural elements, and m ... lightweight aggregate concrete for a soundproofing component. concrete barrier for a vehicle restraint system. method of manufacturing a mold insert for the production of moldings, and mold insert and its use.

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Prestressed concrete - SlideShare

May 15, 2017  The concept of prestressed concrete appeared in 1888 when P.H. Jackson was granted the first patent in the United States for prestressed concrete design. Jackson’s idea was perfect, but the technology of high strength steel that exhibited low relaxation characteristics was not yet available.

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Prefabricated steel reinforced cement concrete compartment ...

Steel-reinforced cement concrete compartment consists of a building with side walls (3,4), back wall (7) and roof (12) of structural lightweight concrete. The concrete is based on polystyrene foam granules, cement, a relatively small fraction of lightweight aggregate, an

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Ready-Mix Concrete - CEMEX

Standard ready-mix concrete is the most common form of concrete. It is prepared for delivery at a concrete plant instead of mixed on the construction site, which guarantees the quality of the concrete. This type of concrete can provide a structural function, as well as an aesthetic or decorative finish.

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