US Patent for Lightweight concrete compositions Patent

Leave Comment

US Patent for Lightweight concrete compositions Patent ...

2018-12-9  A lightweight concrete composition containing from 10 to 90 volume percent of a cement composition, from 10 to 90 volume percent of particles having an average particle diameter o

Get price

US Patent for Lightweight concrete compositions containing ...

2006-9-14  A lightweight concrete composition containing from 10 to 90 volume percent of a cement composition, from 10 to 90 volume percent of particles having an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.03 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3, and from 0 to 50 volume percent of aggregate, where the particles contain an antimicrobial agent; where the sum of ...

Get price

Lightweight concrete compositions - Google Patents

A lightweight ready-mix concrete composition that contains 8-20 volume percent cement, 11-50 volume percent sand, 10-31 volume percent prepuff particles, 9-40 volume percent coarse aggregate, and 10-22 volume percent water, where the sum of components used does not exceed 100 volume percent. The prepuff particles have an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from ...

Get price

Lightweight concrete compositions - Google Patents

A lightweight ready-mix concrete composition that contains 8-20 volume percent cement, 11-50 volume percent sand, 10-31 volume percent prepuff particles, 9-40 volume percent coarse aggregate, and 10-22 volume percent water, where the sum of components used does not exceed 100 volume percent;. The prepuff particles have an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from ...

Get price

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.

Get price

Lightweight concrete building product - SANCHEZ; MICHAEL

Compositions for lightweight, waterproof, cementitious materials comprise portland cement, aggregates, two admixtures, and water. ... US Patent References: 4204876: Cement coloring composition and method of producing same ... One may form a light weight cement composition suitable for roofing tiles with separate additions of calcium chloride ...

Get price

US Patent for Composition for a lightweight cement slurry ...

A lightweight cement slurry composition having a density in the range of 1.2 to 1.6, containing a solid extender agent and an SBR latex. The ratio of the liquid volume to the slurry volume should be less than 70% and preferably less than 63%. The lightweight slurry then presents a most attractive set of properties which could not be obtained previously, and in particular gas channelling is ...

Get price

US6616752B1 - Lightweight concrete - Google Patents

US6616752B1 US09/958,941 US95894101A US6616752B1 US 6616752 B1 US6616752 B1 US 6616752B1 US 95894101 A US95894101 A US 95894101A US 6616752 B1 US6616752 B1 US 6616752B1 Authority 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

Get price

US3899455A - Process for preparing lightweight concrete ...

US3899455A US46194674A US3899455A US 3899455 A US3899455 A US 3899455A US 46194674 A US46194674 A US 46194674A US 3899455 A US3899455 A US 3899455A Authority US United States Prior art keywords improvement lightweight concrete foamed particles parts particles Prior art date 1974-04-18 Legal status (The legal status is an assumption and is not a legal conclusion.

Get price

US Patent for Methods of cementing with lightweight cement ...

Foamed cement compositions comprising density reducing additives and methods of making and using the same are disclosed. In one embodiment, a method of cementing is disclosed. The method of cementing comprises preparing a base cement composition comprising a cement, a water, and a density reducing additive, wherein the base cement composition comprises a base density.

Get price

Lightweight concrete compositions - NOVA Chemicals Inc.

A lightweight concrete composition containing from 10 to 90 volume percent of a cement composition, from 10 to 90 volume percent of particles having an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.03 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3, and from 0 to 50 volume percent of aggregate; where the sum of components used does not exceed 100 volume percent ...

Get price

Lightweight cement compositions for building and other ...

Compositions are described for use in making a concrete-like product of light weight and improved strength. The compositions consist essentially of crushed coke and portland cement, to which a small amount of lime may be added as a coloring agent or whitener.

Get price

Process for preparing lightweight concrete - BASF ...

It is claimed 1. In a method of preparing lightweight concrete compositions containing hydraulic binder, water and closed cell foamed polystyrene particles the improvement of increasing the adhesion of the foamed particles to the cured or set concrete composition comprising surface coating the closed cell foamed particles prior to their incorporation into the lightweight concrete mixture with ...

Get price

Lightweight concrete composite blocks - Patent - Europe PMC

2005-7-28  An apparatus for manufacturing lightweight concrete composite blocks includes a form, a station conveyor, a form-loading station, a form assembly station, a curing oven, and a block removal station. The station conveyor conveys the form or a multitude of forms around the apparatus in a continuous loop to produce a desired rate of production of ...

Get price

Lightweight cement and method of cementing therewith ...

A pumpable cement composition which contains portland cement, silica, lightweight sealed spheres of siliceous material, and water mixed to yield cement having a 24-hour compressive strength, after curing at 500° F. and 5600 psi, which exceeds 800 psi, a permeability less than 1 millidarcy, and a density of from 8.5 to 13 pounds/gallon under ...

Get price

Hayde Lightweight Patent 100 Years Ago SMART dynamics ...

2020-12-31  In fact, the original US patent on the rotary kiln process for manufacturing Haydite expanded shale clay and slate (ESCS) was awarded to Stephen Hayde on February 18, 1918. Here’s a brief look back at the father of lightweight aggregate and

Get price

Patent US6402830 - Lightweight concrete composition ...

2017-1-14  Patent US6402830 - Lightweight concrete composition - Google Patentsuche.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free.

Get price

Patents Assigned to Hip Hing Construction Technology ...

2018-2-8  Justia - Patents - Patents and Patent Application Resources. Abstract: The present application provides for water capsules, preparation methods of water capsules, a preparation method for lightweight concrete and a structure of lightweight concrete. Each of the water capsules comprises an alkali-sensitive shell and water inside; the water capsules are used to mix with a cementitious matrix ...

Get price

Cement compositions and cementing operations

Cement compositions and cementing operations. United States Patent US2695669.

Get price

United States Patent and Trademark Office

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. Resolve disputes regarding patents with PTAB ...

Get price

DOE Patents Patent: High temperature lightweight foamed ...

2021-7-5  High temperature lightweight foamed cements. Patent Sugama, Toshifumi. Cement slurries are disclosed which are suitable for use in geothermal wells since they can withstand high temperatures and high pressures. The formulation consists of cement, silica flour, water, a retarder, a foaming agent, a foam stabilizer, and a reinforcing agent.

Get price

Patents Assigned to Hip Hing Construction Technology ...

2018-2-8  Justia - Patents - Patents and Patent Application Resources. Abstract: The present application provides for water capsules, preparation methods of water capsules, a preparation method for lightweight concrete and a structure of lightweight concrete. Each of the water capsules comprises an alkali-sensitive shell and water inside; the water capsules are used to mix with a cementitious matrix ...

Get price

Cement compositions and cementing operations

Cement compositions and cementing operations. United States Patent US2695669.

Get price

Cement compositions - Patent - Europe PMC

A cement composition which comprises a filler, a binder to be used in admixture with the filler, and a curing agent for polymerizing the binder, which is characterized by that the binder comprises, based on the total weight of the binder, 20-100% by weight of (A) a free-radical polymerizable monomer of the following formula: wherein R is a hydrogen atom or a methyl group and X is an organic ...

Get price

LIGHTWEIGHT CONCRETE CRUSHED ARTICLE, LIGHTWEIGHT CONCRETE ...

lightweight concrete crushed article, lightweight concrete product and method of producing lightweight concrete product ( PAT - JP2005335972 ) Patent:JP2005335972

Get price

Patents for C04B 26 - Compositions of mortars, concrete or ...

2015-3-11  Patents for C04B 26 - Compositions of mortars, concrete or artificial stone, containing only organic binders (8,255) 03/2013: 03/27/2013: CN102990765A Processing technology of

Get price

CEMENT COMPOSITIONS - Patent - Europe PMC

1990-2-15  Patent: Publ.of the Int.Appl. with Int.search report - World Intellectual Property Organization Application: WO1990GB00249 on 1990-02-15 Publication: 1990-08-23

Get price

METHODS OF EXTENDING THE SHELF LIFE OF AND

2007-2-19  In an embodiment, the shelf life of lightweight beads to be used in a cement composition may be extended by combining the lightweight beads with a fluid such as water to inhibit the lightweight beads from forming an agglomeration while they are being stored or transported. In another embodiment, lightweight beads that have already formed an agglomeration may be revitalized for use in a cement ...

Get price

Cerealus Announces Patent Approval for Lightweight ...

2013-3-8  Cerealus today announced that the US Patent Office has granted Patent No. 8,383,247 directed toward a “lightweight composite article with controlled degradation”. The resulting patent will include claims relating to lightweight agriculture film, which is biodegradable within a

Get price

US Patent Full-Text Database Manual Search

2021-8-10  Patents from 1790 through 1975 are searchable only by Issue Date, Patent Number, and Current Classification (US, IPC, or CPC). When searching for specific numbers in the Patent Number field, utility patent numbers are entered as one to eight numbers in length, excluding commas (which are optional, as are leading zeroes).

Get price
Contact us

Submit online

Please leave a message below and we will contact you as soon as possible.