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cement grinding aids patents

Oct 14 2014 The invention provides methods and compositions for producing and grinding cement The method makes use of combining an additive with one or more components selected from a list of gypsum hemihydrate anhydrite calcium sulfate to form a mixture then blending the mixture with clinker and finally grinding the mixture and clinker to form cement

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  • Grinding Aid For Cement Clinker Free Patents

    Grinding Aid For Cement Clinker Free Patents

    By using grinding aids it is possible for example to improve the energy utilization during the grinding or to accelerate the grinding process and thus increase the throughput on the other hand grinding aids in the cement can lead to a change or impairment of the usage properties of the cement when it is used for producing mortar or concrete

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  • Cement Grinding Aids For Cement Production And Grinding

    Cement Grinding Aids For Cement Production And Grinding

    Cement grinding aids for cement production and grinding aid the beneficial effects of scientific and rational use of cement grinding aids on cement production 1 improve grinding efficiency increase bench production and reduce power consumption this is the most direct effect of using cement grinding aids

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  • The Effect On The Performance Of Cement Grinding Aid

    The Effect On The Performance Of Cement Grinding Aid

    Keywords cement grinding aid fineness compressive strength size distribution abstract in this paper by choosing four kinds of grinding aids better onecomponent the grinding aid of cement grinding aids is determined by orthogonal optimization by adding different inorganic reinforcing components developed a cement grinding

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  • Low Cost Grinding Aids For Cement

    Low Cost Grinding Aids For Cement

    Affected in particular cement production in spain decreased by 23 in 2008 relative to 20071 due to this huge drop and the forecast for the coming years cement producers feel obliged to take measures to drastically reduce production costs one of the fields most affected by these costreducing measures is the grinding aids sector which has

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  • Tavero174 Vm Grinding Aids Gcpat

    Tavero174 Vm Grinding Aids Gcpat

    Prehydration is the reaction of cement with moisture that can reduce compressive strength set retardation workability and increase the initial and final set time these problems cost cement producers roughly 300 million dollars a year tavero vm grinding aids mitigate these issues by requiring less water for stable vrm operation

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  • Cement Grinding Aid Patent

    Cement Grinding Aid Patent

    Cement grinding aids producer cement grinding aids producer otpure grinding aids the use of which is growing analysis of cement superplasticizers and grinding aids a 20081212 grinding aids are common cement additives and can consist of several different types of compounds such view all cement grinding in cemex spain

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  • Sintef Building And Infrastructure Christian J Engelsen

    Sintef Building And Infrastructure Christian J Engelsen

    Grinding aids are mostly organic compounds that are added to the clinker in the cement mill their main purposes are to reduce the energy required to grind the clinker into a given fineness and therefore increase the efficiency of the cement mill grinding aids have been used for more

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  • Grinding Aid Methyldiethanolamine

    Grinding Aid Methyldiethanolamine

    Grinding aid cement free formulation me mining the invention relates to the use of methyldiethanolamine as a grinding aid for cement and in particular its use as a strength enhancing grinding aid for cement the compressive strength may be enhanced by the methyldiethanolamine at both at an early stage 1andor 3 days from the start of

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  • Grinding Aids For Hydraulic Cement Grace W R Amp Co

    Grinding Aids For Hydraulic Cement Grace W R Amp Co

    Jun 24 1987 the grinding aids according to the invention are particularly valuable in the case of cement and especially portland cement portland cement is o ne of the hydraulic cements which essentially consist of two calcium silicates and a smaller amount of calcium aluminate

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  • Cement Grinding Aids Prepared With Waste Antifreeze

    Cement Grinding Aids Prepared With Waste Antifreeze

    Patents us 20180141863 a1 cement grinding aids prepared with waste antifreeze 22 29092015 43 24052018 57 it discloses cement grinding aids prepared with waste antifreeze which comprises the following components in parts by weight 2075 parts of pretreated waste antifreeze 540 parts of alkanolamine 15 parts of acid solution 3

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  • Effects Of Grinding Aids On Model Parameters Of A Cement

    Effects Of Grinding Aids On Model Parameters Of A Cement

    Feb 15 2019 assaad et al performed laboratory scale grinding tests in order to compare the effects of amine and glycol based grinding aids on cement fineness in different specific energy consumptions they reported that if the specific energy consumption was less than around 20 kwht and the blaine values were lower than 3500 cm2g the fineness of cement

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  • Comparison Of Three Alcohol Amine Monomer Cement Grinding Aids

    Comparison Of Three Alcohol Amine Monomer Cement Grinding Aids

    At the same time grinding aids can also increase production many studies have shown that grinding aids can increase cement production by 5 to 30 percent when it is added in the range of 1 in 10000 to 10000 and reduce environmental pollution reduced emissions of co2 and so2 from dust and gaseous pollutants

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  • Agents De Mouture Cement Grindingaids

    Agents De Mouture Cement Grindingaids

    Cement grindingaids agents de mouture ciments head office 19 place de la r sistance 92446 issy les moulineaux france t l 33 01 41 17 18 19 fax 33 01 41 17 18 80 wwwchrysoonlinecom 6 longrine 04 90 14 48 48 7565as

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  • Progress With Grinding Aids For Vrms Global Cement

    Progress With Grinding Aids For Vrms Global Cement

    Grinding aids for vrms increase the powder flowability of the finished cement without reduction of the stability of the material bed the impact of grinding aids depends strongly on the fineness of the cement the higher the surface area the bigger the attraction force and therefore the bigger the benefit from an appropriate grinding aid

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  • Organic Material Containing Patents And Patent

    Organic Material Containing Patents And Patent

    Abstract it discloses cement grinding aids prepared with waste antifreeze which comprises the following components in parts by weight 2075 parts of pretreated waste antifreeze 540 parts of alkanolamine 15 parts of acid solution 312 parts of saccharide and 1550 parts of water the pretreated waste antifreeze is prepared by adding an

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  • Cement Grinding Aid Buy Cement Grinding Aid Vertimal

    Cement Grinding Aid Buy Cement Grinding Aid Vertimal

    Cement grinding aid description our cement grinding aids is composed of various organic polymer main amines cement grinding aid raw materail it is nontoxic noncorrosive and could effective increase cement performance the product can increase efficiency of cement grinding system increase hourly output of cement grinding mill improve hydrating capacity of cement increase cement

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  • Grinding Aids For Strengthenhanced Cement

    Grinding Aids For Strengthenhanced Cement

    Grinding aids for strengthenhanced cement clinkers pat kr20080113679 examined patent application republic of korea application kr20070062453 on 20070625 a composition for a cement clinker grinding aid having high function comprises at least one grinding aid selected from a group consisting of a

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  • Grinding Aid Composition And Cement Free Patents Online

    Grinding Aid Composition And Cement Free Patents Online

    A grinding aid composition for cement clinker grinding comprising a mixture of at least one alkylene glycol represented by the formula hoao n h wherein a represents a c 2 c 3 alkylene and n is an integer from 1 to 5 and particulate carbon in a weight ratio of alkylene glycol to carbon of 1001 to 105

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  • Cement Grinding Aid And Pack Set Free Patents

    Cement Grinding Aid And Pack Set Free Patents

    Oct 26 1971 additive compositions for use as grinding aids and pack set inhibitors in the manufacture of hydraulic cement composed of a watersoluble polyol particularly a glycol and a watersoluble salt of an aliphatic acid having no more than three carbons said additive compositions being used either alone or in combination with watersoluble salts of a sulfonated lignin a watersoluble hydroxyalkyl

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  • Cement Grinding Aid And Set Retarder Westvaco Corporation

    Cement Grinding Aid And Set Retarder Westvaco Corporation

    May 27 1980 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 being used either alone or in combination with at least one of a watersoluble glycol a watersoluble hydroxyalkyl amine a watersoluble salt of a sulfonated

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  • Gcp Applied Technologies Receives European Patent Cement

    Gcp Applied Technologies Receives European Patent Cement

    Oct 19 2018 europe usbased 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 bioderived glycerol and reduce the use and the impact of oilderived chemicals

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  • Leslie A Jardine Inventions Patents And Patent

    Leslie A Jardine Inventions Patents And Patent

    Sep 16 2014 abstract compositions and methods for increasing grinding efficiency of cement cement clinker raw materials for cement and other inorganic particles use of biomassderived polyols such as diols triols or mixtures thereof optionally with a conventional grinding aid cement quality improver andor hexavalent chromium reducer are believed to provide less risk of sludging when

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  • Cement Grinding Aids Patents

    Cement Grinding Aids Patents

    Cn101898878b cement grinding aids google patents the invention discloses a cement grinding aid comprising calcium formate solution compound glycerol distilled residue solution triethanolamine diols and molasses while the product reutilizes the industrial wastes the components of the product synergistically act to optimize the efficacy of

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  • Cement Grinding Aids Sika

    Cement Grinding Aids Sika

    Cement grinding aids cement manufacturing is a highly technical process every part has a decisive impact on the product quality as well as on economical and ecological production parameters from the origin of the necessary raw materials the clinker burning and cooling to the careful adjustment of the cement formulation cement

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  • Utilization Of Waste Glycerin Industry Lignin And Cane

    Utilization Of Waste Glycerin Industry Lignin And Cane

    Oct 01 2016 physical performance of the blended cement with composite grinding aids 00065 wg 00095 il 0024 cm results in a better particle size distribution and physical performance the flexural strength at 3 days and 28 days were 06 mpa and 17 mpa higher than those of the control cement respectively the compressive strength at 3 days and 28

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  • Us 6 635 109 B1 Process For Making Cements With Silicon

    Us 6 635 109 B1 Process For Making Cements With Silicon

    Hydraulic cement is made by a process in which i raw materials are crushed and ground ii the crushed and ground raw materials and other components are burned and calcined to prepare a cement clinker and iii the cement clinker is ground to a fine powder a grinding aid is added to the cement clinker before it is ground in iii the grinding aid is an uncalcined direct process residue

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  • Cn101898878b Cement Grinding Aid Google Patents

    Cn101898878b Cement Grinding Aid Google Patents

    Google patents the invention discloses a cement grinding aid comprising calcium formate solution compound glycerol distilled residue solution triethanolamine diols and molasses

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  • Cement Grinding Aid Composition Google Patents

    Cement Grinding Aid Composition Google Patents

    Google patents a grinding aid composition for improving the efficiency of cement grinding the grinding aid composition comprises an alkanolamine compound that is a primary alkanolamine

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  • Us4643362a Grinding Aids For Hydraulic Cement Google

    Us4643362a Grinding Aids For Hydraulic Cement Google

    Us4643362a us06803380 us80338085a us4643362a us 4643362 a us4643362 a us 4643362a us 80338085 a us80338085 a us 80338085a us 4643362 a us4643362 a us 4643362a authority us united states prior art keywords grinding grinding aids acid alkylene polyol hydraulic cement prior art date 19851202 legal status the legal status is an assumption and is not a legal conclusion

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  • Us Patent For Grinding Aids For Hydraulic Cement Patent

    Us Patent For Grinding Aids For Hydraulic Cement Patent

    Justia patents to aid dispersion or prevent chemical reaction deliquescence agglomeration or frothing us patent for grinding aids for hydraulic cement patent patent 4643362 grinding aids for hydraulic cement

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