cement grinding patent

AVIC International Beijing Company Limited

2. Steel slag grinding. 3. Alternative fuels . EPC Contracting. AVIC-KHD offers a full range of cement engineering services including consultancy, design, complete equipment supply, construction, installation, and full-line commissioning. Our turnkey solution is the best performance guarantee for all kinds of cement plants. Plant Upgrade and ...

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Building Materials Equipment

Cement grinding aid patent May 09 1989 · a Glycols have been used for years as cement grinding aids alone or with other additives b US Pat No 3420686 teaches that urea is an effective grinding aid and pack set inhibitor THE INVENTION The invention is based on the combination of two components which individually have been shown to be effective ...

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EP3006415A1

EP3006415A1 EP13878580.3A EP13878580A EP3006415A1 EP 3006415 A1 EP3006415 A1 EP 3006415A1 EP 13878580 A EP13878580 A EP 13878580A EP 3006415 A1 EP3006415 A1 EP 3006415A1 Authority EP European Patent Office Prior art keywords cement nanocement portland cement clinker concrete Prior art date 2013-03-18 Legal status (The legal status is an assumption and is not a …

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Glorair Dust Collector Design Patent Certificates | Suzhou ...

Glorair dust collector design patent certificates. [email protected] Call Us: +86-13962220200 Language ENGLISH 中文版 Home Products Cartridge Dust Collectors Air Filter Cartridges ...

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US2141571A

cement grinding mill clinker added Prior art date 1935-11-09 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 - Lifetime Application number US49064A Inventor Henry L Kennedy Jacob G Mark

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CHRYSO®ICARE new patent pending additive …

2020-10-28 · CHRYSO has just launched a disruptive patent pending technology developed by its researchers to provide extra-activation to cement. Incorporating the most advanced expertise in cement chemistry and considering process configurations, CHRYSO ® ICARE allows to reach full activation potential. This exclusive technology boosts the reactivity of cement, creating a synergy effect between …

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US Patent for Grinding aids for hydraulic cement …

Justia Patents To Aid Dispersion Or Prevent Chemical Reaction, Deliquescence, Agglomeration Or Frothing US Patent for Grinding aids for hydraulic cement Patent (Patent # 4,643,362) Grinding aids for hydraulic cement . Dec 2, 1985 - W. R. Grace & Co. Hydraulic cements such as Portland cement are interground with diesters formed by reacting a ...

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Cement Grinding Aid Patent

Patent US4204877 Cement grinding aid and set … Additives for use as grinding aids and set retarders in the manufacture of hydraulic cement composed of polyglycerol, preferably a polyglycerol selected from the group of di, tri, and tetraglycerol and mixtures thereof, the additive ...

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GRINDING AID FOR CEMENT CLINKER BASED ON …

The cement, for the preparation of which the grinding aid used according to the invention is used, can be any conventional cement, for example, one in accordance with the five main cement types according to DIN EN 197-1: namely, Portland cement (CEM I), Portland composite cements (CEM II), blast-furnace cement (CEM III), pozzolan cement (CEM IV ...

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Cement News tagged : patent

24 October 2018, Published under Cement News GCP Applied Technologies Inc has been issued with a patent for increasing cement grinding efficiency by using sustainable raw materials. The novel grinding aids and quality improvers allow the use of bio-derived glycerol and reduce the use and the impact of oil-derived chemicals.

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Cement grinding Vertical roller mills versus ball mills

2020-3-23 · patent and started selling an improved version of this mill all over the world. For the cement industry the ball mill was really an epoch-making breakthrough as for almost 80 years it was the predominant mill for grinding of raw materials and coal, and still today is the most used mill for cement grinding.

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cement machine – greatwallmachineryblog

2016-8-30 · Cement rotary kilns are used extensively in cement production industry.They consist basically of a large metal tube,gear ring of rotary kiln,kiln tyre and support roller.Both co-current and counter-current configurations are used.

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