Paper Sludge Ash In Cement Patent

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US Patent for Cement composition and

May 24 2011The present invention also relates to a process for producing a cement composition comprising a step (A) of adjusting the basic raw material units of raw materials selected from the group consisting of limestone silica stone coal ash clay blast furnace slag soil generated by construction work sewage sludge hydrocake and iron sources so

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Generation Characteristics and Road

PAPER INDUSTRY BYPRODUCTS Generation Characteristics and Road-Related Applications mill sludge") Boiler ash This presentation will review these two materials with an Use of wood (and other biomass) fly ash in concrete is a subject of research e g Brigham Young University University of Wisconsin-Milwaukee

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Use of waste paper sludge ash as a calcium

This study used waste paper sludge ash (PSA) to treat three different clays The aim was to assess PSA effectiveness as an alternative to lime or cement for clay stabilisation based on plasticity characteristics unconfined compressive strength (UCS) water retention and volumetric stability

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US7905987B2

For example the paper sludge can be combined with different forms of coal ash referred to as fly ash (i e a very fine powder material that is carried with the stack gases and is collected by electrostatic precipitators or a baghouse prior to exiting the stack) and bottom ash (i e can be much coarser than fly ash having an almost sand-like material that is sluiced from the bottom of the boilers)

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Upgrading and Evaluation of Waste Paper Sludge Ash in Eco

Abstract The upgrading and evaluation of waste paper sludge fly ash (PsFA) as a cement substitute in wood-wool composite boards (WWCB) is investigated in the present study This type of board is widely applied in the building environment because of its excellent

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Portland cement paper sludge

Paper sludge ash After incinerating paper sludge at approximately 800 C the resultant fly ash may contain reactive silica and alumina (in the form of metakaolin) as well as lime (CaO) which contribute chemically to the Portland cement ingredients Paper sludge ash is

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(PDF) Experimental Study on Paper Sludge as Cement

On the idea of various test performed on hardened concrete like compressive strength flexural strength and split tensile strength study shows that compressive strength and different two strength show increment when Paper Sludge is added in concrete it's been determined five percent is that the optimum proportion for the cement replacement in

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Experimental Investigation on Usage of Waste Paper Sludge

If some industry waste cement by waste paper sludge ash and there after decreasing material having similar composition of cement can be The maximum compressive strength measured was 15% more replaced by weight of cement in concrete then the cost could than that of reference mix at 28 days corresponding to be reduced without affecting its

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GB2362643A

A hydratable cementitious composition is formed from a mixture of waste paper sludge ash and waste glass Preferably the raw material mixture comprises 60-70 weight percent waste paper sludge ash and 30-40 weight percent waste glass Optimum reactivity and performance are achieved when the raw materials (waste paper sludge ash and waste glass) are ground to a fine powder with particle size

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Research on Feasibility of Different Incineration Systems

auxiliary coal is co-fired with 438t/d dried paper sludge and 361t/d paper residue Ultimate analysis of the auxiliary coal dried paper sludge and residue are shown in Table 2 As a result the weight ratio of dried paper sludge and residue to auxiliary coal based on a CFB incinerator is about 3 6 1

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Re

Jun 04 2015Out-of-the-box experiments After drying and pyrolysis the fibres in the paper sludge are transformed into oil and flammable gas and the minerals can be used as a raw material for the paper industry Moreover you keep the paper industry from having to dump this waste stream for 70 euro per ton as is now the case

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New use for paper industry's sludge and fly ash in plastics

New use for paper industry's sludge and fly ash in plastics Part of these can be used instead of natural aggregates as a raw material in concrete or asphalt or in construction Large amounts of side streams still end up in landfills and incineration Side streams could

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Strength Characteristics of Concrete Using Paper Sludge

Strength Characteristics of Concrete Using Paper Sludge Ash and Foundry Sand International Journal of Constructive Research in Civil Engineering (IJCRCE) Page | 37 4 2 Split Tensile Strength The split tensile test was conducted to determine the tensile strength of concrete The tests were carried for different replacement level of cement as

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Utilization of Brine Sludge in Nonstructural Building

(1) The brine sludge can be utilized for making construction materials in cement-fly ash-brine sludge binder concrete paving blocks and bricks (2) The compressive strength increased with the increase in hydration period in all compositions and maximum strength was achieved for the mix composition B2 comprised of 20% sludge 30% fly ash and 50% cement

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Waste Paper Mill Sludge

The study evaluated a blend of 90% cement and 10% cal- cined paper sludge Calcined materials were produced using three temperatures (700C 750C and 800C) and one of two kiln times (2 or 5 h) and ground to a maximum particle size of 0 045 mm before use in the cement mixtures

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Study of Utilization of Pulp and Paper Industry Wastes in

Waste paper was used as a replacement of This research concludes that fly ash and portland cement at 5% (PA mixing) 10% (PB hypo sludge can be used as Construction Material mixing) and 15% (PC mixing) by weight where less strength is required

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Paper Mill Sludge Ash as Supplementary Cementitious Material

reduction In Italy about 6x105tons of paper sludge is yearly produced giving 60kg of paper ash per ton In this project the ash coming from burning of paper mill sludge from primary mechanical separation process fired as single fuel was studied in order to evaluate its use as supplementary cementitious material in concrete manufacturing

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Study on Partial Replacement of Cement with Waste Paper

sludge ash and to reduce disposal and pollution problems due to waste paper sludge ash The innovative use of waste paper sludge ash in concrete as a supplementary cementitious material was tested as an alternative to fibre reinforced concrete In this study waste paper sludge ash was partially replaced from 5% 10% 15% in cement to get

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Utilization of Waste Paper Sludge in Construction Industry

Jun 15 2015UTILIZATION IN STRUCTURAL CERAMIC AND CLAY BRICK PRODUCTION Cusid et al (2015) confirmed that clay brick production with partial addition of waste paper sludge is a technically feasible solution binary mixture of clay and waste paper sludge under various formulations Outcomes improvement in the thermal and acoustical insulation-can be attributed to the porous structure

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A REVIEW ON THE STUD Y OF BEHAVIO R OF WASTEPAPER

15% replacement of cement by waste paper sludge ash showed maximum increase in the compressive and split tensile strength at 28 days Ritzawaty Binti Mohamad Shukeri and A Naser Abdul Ghani [8]partially replaced cement by waste paper sludge ash in the ratio of 0% 5% 10% 15% for the mix proportion – 1 2 3

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Structural Performance of Concrete by Partial Replacement

cost concrete by blending various ratios of cement with hypo sludge(03) In Trondheim the source factory produces 800 tons each year with much more for the entire(04) Waste paper sludge obtained from a paper factory in Trondheim Norway It has bulk density 460kg/m3 specific gravity 2 6 ash content of 94% and a pH value of 11 4

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PROSPECT OF PARTIAL UTILIZATION OF WASTE GLASS

Concrete containing waste paper sludge ash Waste paper sludge ash was used as partial replacement of cement The mixture proportions used in laboratory for experimentation are shown in TABLE 4 Concrete containing both waste glass and waste paper sludge ash Waste glass and waste paper sludge ash was simultaneously used in concrete in varying

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EXPERIMENTAL STUDY ON THE STRENGTH PROPERTIES OF

As one of industrial wastes there is paper sludge ash produced by incinerating of the paper sludge (PS) which is discharged from paper mills to stabilize the material property and to reduce the quantity of the PS Paper sludge ash is reused with other industrial wastes as one of the materials mixed with cement in the field of construction

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Utilization of Rice Husk Ashand Waste Paper Sludge Ash as

E Waste Paper Sludge Ash Paper mill sludge is a major economic and environmental problem for the paper and board industry The material is a by-product of the deinking and re-pulping of paper The million tonnes quantity of paper mill sludge produced in the world The main recycling and disposal routes for paper

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Utilization of Waste Sludge in Brick Making

cement ratio sludge to cement ratio and cement replacement percentage The solidified sludge performance was measured by compressive strength and permeable porosity The optimum ratio of water to cement was found at 0 45 and cement to sludge of 8 Rice husk ash (RHA) was added at 5 10 and 15 % cement replacement 5 %

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Upgrading and Evaluation of Waste Paper Sludge Ash in Eco

Mar 03 2018Paper sludge fly ash could be a feasible replacement of cement however its high water demand limits the substitution level to 10% by mass of binder Therefore different upgrading methods including water treatment and thermal treatment are performed and their effects are evaluated using various analytical methods

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Use of Paper Industry Waste (Hypo Sludge) in Design Mix

Use of Paper Industry Waste (Hypo Sludge) in Design Mix Concrete 1* Shakir Ahmad 1 Muhammad Mannal Kaleem 1Muhammad Bilal Zahid 1 Muhammad Usman 1Junior Lecturer-Civil Engineering Department University of Management Technology Lahore Pakistan Abstract—For a greener and sustainable future we have to paper sludge ash or disposal to landfill

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Effect of incinerated paper sludge ash on fly ash

Effect of incinerated paper sludge ash on fly ash-based geopolymer concrete The development of fly ash and incinerated paper sludge ash blend as a source material for preparing geopolymer concrete is presented in the paper The specimens were prepared with varying percentage of fly ash replaced by paper sludge ash under different curing regimes

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USE OF PAPERMAKING SLUDGE AS NEW MATERIAL

papermaking sludge into a new porous material with high cation exchange capacity by reacting this ash in an alkali solution This paper reports some application of the new material to environmental conservation such as improvement of water quality and admixture in concrete INTRODUCTION Today materially-abundant Japan is overflowing with du-

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Generation Characteristics and Road

approved (designated Class F) and used in concrete for highways and bridges Ash from a wood-fired boiler at the mill is injected into a coal-fired boiler providing better use of wood for energy and producing a low-carbon combined ash Coal-wood bottom ash from the mill employed as aggregate in asphalt mixes and in concrete blocks 24

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Waste Paper Sludge Ash (WPSA) as Binder in Solidifying

Jun 19 2016The waste material so called as waste paper sludge ash (WPSA) was chosen as binder to be used to solidify WTPS WPSA is a waste that is produced in bulk at the recycled paper factories Somehow its potentiality especially as cement replacement materials is unknown

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