cement grinding patent

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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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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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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Cement News tagged : patent

The cement mix of claim 9 comprising from 60% to 90% of the cement clinker, from 3.0% to 10.0% of the gypsum, from 0% to 36% of one or more fillers, and from 0.01% to 0.1% of the grinding aid composition, each by weight based on the total weight of the cement mix.

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Cement Grinding Aids Patents

Cement Grinding Patent - croissanterie-avanti.nl. Modern cement manufacturing: Cement grinding aids. Dec 04, 2008· The patent further claims that these amines could be added as grinding aids in the cement manufacture. (iv) United States Patents 4204877, 3615785, 5125976 and French Patent 2337699 One of the major classes of grinding aids used ...

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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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US20150336848A1

US20150336848A1 US14/410,316 US201314410316A US2015336848A1 US 20150336848 A1 US20150336848 A1 US 20150336848A1 US 201314410316 A US201314410316 A US 201314410316A US 2015336848 A1 US2015336848 A1 US 2015336848A1 Authority US United States Prior art keywords grinding aid aid composition weight percent glycol cement Prior art date 2012-06-25 Legal status (The …

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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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GCP Applied Technologies receives European patent …

The patent addresses methods for increasing the efficiency of cement and mineral grinding by using sustainable raw materials. The patent relates to methods for improving the efficiency of grinding materials such as clinker and limestone, using glycerol derived from biofuel production, in combination with various grinding additives.

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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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cement grinding patent

Grinding aid for limestone mill gold.Grinding aid cement, grinding aid merriam patent us6005057 cement grinding aid google patents.A cement clinker grinding aid which comprises a styrene maleic.Cement mill a cement mill or finish mill in north american usage is the equipment used to grind the hard.Have been used for cement grinding.

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GCP Applied Technologies receives European patent …

2020-8-31 · Europe: US-based company GCP Applied Technologies has received a European patent for increasing the efficiency of cement grinding by using sustainable raw materials. The grinding aids and quality improvers allow the use of bio-derived glycerol and reduce the use and the impact of …

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