Patent: Appliion, First Publiion France. Appliion: FR on . Publiion: . Abstract. Production of a free flowing granulated material consists of: (a) screening pumice to obtain pumice with a size of less than 15 mm (b) agitating the pumice with water (c) separating the pumice from the water and drying it (d) mixing one part by weight of sludge ...
· Encouraging as it sounds, Jonkers' selfhealing concrete can't cure very wide cracks or potholes on roads just yet; the technology is currently able .
· Concrete product machine apron gap adjustment by actuating a gapper mechanism to set a desired gap between a reciprocallymovable apron plate and an interchangeably installable mold assembly installed in a concrete products machine. The gapper mechanism sets a desired gap between the machine apron plate and the mold assembly by injecting an index amount of hydraulic fluid into .
Production. Production of geopolymer cement requires an aluminosilie precursor material such as metakaolin or fly ash, a userfriendly alkaline reagent (for example, sodium or potassium soluble silies with a molar ratio MR SiO 2:M 2 O ≥, M being Na or K) and water (See the definition for "userfriendly" reagent below). Room temperature hardening is more readily achieved with the ...
Concrete Production Polymer Pressure Relief Valve VHSC PATENT PENDING. Created Date: 9/30/2015 11:06:49 AM ...
Flowing concrete is a highly fluid but workable concrete that can be placed with little or no vibration or compaction. The effect of superplasticizers lasts only 30 to 60 minutes, depending on the brand and dosage rate, and is followed by a rapid loss in workability.
Get details on patent AU Geopolymer cement of the calcium ferroaluminosilie polymer type and production process by Davidovits, Joseph and more at IP in Australia
Cement and concrete are often seen as synonyms, but they are two different materials cement is the 'glue' used to make concrete. Cement and concrete production methods have been largely unchanged since the mid19th century, and the industry still has a significant environmental footprint especially in terms of CO2 emissions and energy and water use.
European Patent Office EPO. Search worldwide, lifesciences literature Search. Advanced Search. "breast cancer" HER2 Smith J . Recent Activity Export List Clipboard Export CONCENTRATED, FREEFLOWING ANIONIC SURFACEACTIVE AGENTS AND PROCESS FOR THE PRODUCTION THEREOF. (PAT EP) BEHLER ANSGAR, WEGENER INGO, RITTERBEX HORST, SELEN .
1. About tons of carbon dioxide is produced for every 1 ton of cement produced. Carbon dioxide is one of the green house. gas which is responsible for global warming. 2. Major ingredient in ...
Patents may be granted for inventions in any field of technology, from an everyday kitchen utensil to a nanotechnology chip. An invention can be a product – such as a chemical compound, or a process, for example – or a process for producing a specific chemical compound.
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· The invention relates to a method for producing a bone cement with bioactivity and a corresponding bone cement kit. The method comprises mixing a monomerfree polymethylmethacrylate (PMMA) with a mass average molecular weight of 30,000 to 200,000 and an acid number of 10 to 350 mg KOH per g polymer in am amount of 5 to 13 wt. %, with a solvent for PMMA and 40 to 97 wt. % of at .
· Caption: In a demonstration of the basic chemical reactions used in the new process, electrolysis takes place in neutral water. Dyes show how acid (pink) and base (purple) are produced at the positive and negative electrodes. A variation of this process can be used to convert calcium carbonate (CaCO3) into calcium hydroxide (Ca(OH)2), which can then be used to make Portland cement without ...
Total Concrete Ltd Produced at Concreting contact on site Risk Assessment pg. 3/8 Controls Risk Control Measures Reaction of skin to contact with cement / additives Gloves to be worn when handling cement / additives. COSHH Assessment to be .
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Portland cement is the most common type of cement in general use around the world as a basic ingredient of concrete, mortar, stucco, and nonspecialty was developed from other types of hydraulic lime in England in the early 19th century by Joseph Aspdin, and is usually made from is a fine powder, produced by heating limestone and clay minerals in a kiln to form clinker ...
· Jim Hagen's Spancrete plant in Waukesha, Wis., just west of Milwaukee, is doing its part to speed construction and hold down costs for the 800 million Marquette Interchange Project. The producer supplied precast wall panels and prestressed concrete girders for at least two of the four key components of the project.