recycling and reusing materials

Tài liệu CONSERVATION OF LEATHER and related materials docx

... 12.14 Screens, wall hangings and sedan chairs 12.15 Carriages and cars 12.16 Conclusion Reference 13 Materials and techniques: past and present Marion Kite, Roy Thomson and Aline Angus 13.1 Past ... structure on leather properties, structure and tear strength 3.8 Structure and leather handle 3.9 Fibre weave and movement References The chemistry of tanning materials A.D Covington 4.1 Introduction ... References 15 Furs and furriery: history, techniques and conservation Marion Kite 15.1 History of fur use 15.1.1 Introduction 15.1.2 Background and history 15.1.3 Husbandry and harvesting 15.1.4...

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Chemical contamination at e-waste recycling and disposal sites in Accra and Korforidua, Ghana pptx

Danh mục: Tự động hóa

... numerous hazardous chemicals and materials, and therefore the recycling and disposal of e-waste poses a threat to the environment and to human health In some countries and regions regulations have ... exposure of workers and bystanders to hazardous chemicals may be substantial as a result of the hazardous chemicals and materials contained within electrical and electronic equipment, and the crude ... such as lead and cadmium, and organic compounds of chlorine and bromine) which can pose a threat to the environment and to human health Impacts resulting from the recycling and disposal of e-waste...

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Báo cáo khoa học: Vitamin C Biosynthesis, recycling and degradation in mammals doc

Danh mục: Báo cáo khoa học

... and recycling in mammals C L Linster and E Van Schaftingen Fig Recycling of vitamin C Vitamin C is transported into the cell under its reduced (ascorbate) and oxidized (DHA) forms by active and ... scurvy, in man and in animals unable to synthesize the vitamin Important progress has been made recently in our understanding of the synthesis and the recycling of vitamin C, and a novel pathway ... C metabolism and recycling in mammals C L Linster and E Van Schaftingen Vitamin C (or l-ascorbic acid; hereafter, ascorbic acid and ascorbate will always refer to l-ascorbic acid and l-ascorbate)...

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Physics of magnetism and magnetic materials k buschow, f de boer

Danh mục: Vật lý

... Buschow (Ed.) Handbook of magnetic materials, Amsterdam: North Holland Publ Co., Vol 6, p 181 Brooks, M S S and Johansson, B (1993) in K H J Buschow (Eds) Handbook of magnetic materials, Amsterdam: ... Recording Materials 13.1 Introduction 13.2 Magneto-Optical Recording Materials 13.3 Materials for High-Density Magnetic Recording References 131 131 133 139 145 CONTENTS vii Chapter 14 Soft-Magnetic Materials ... Materials 14.1 Introduction 14.2 Survey of Materials 14.3 The Random-Anisotropy Model 14.4 Dependence of Soft-Magnetic Properties on Grain Size 14.5 Head Materials and Their Applications 14.5.1 High-Density...

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aluminum recycling and processing for energy conservation and sustainability

Danh mục: Hóa học - Dầu khí

... of materials and the demand for their use by increasing primary production and by conserving materials through accelerated waste recycling and greater efficiency-of-use of materials. ” “Manage materials ... both renewable and nonrenewable, and water and land use), global warming, ozone depletion, and release of persistent toxic substances • Regional criteria: Acidiﬁcation and landﬁll demand • Local ... aluminum recycling facility Shredding and decoating • • • • Recovery, preparation, and handling of process materials Shredding and decoating activities Maintenance and repair of plant and equipment...

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POST-CONSUMER WASTE RECYCLING AND OPTIMAL PRODUCTION docx

Danh mục: Kĩ thuật Viễn thông

... Post-Consumer Waste Recycling and Optimal Production MSW Generation (thousands tonnes) ISLANDS Sumatera 8.7 Java 21.2 Bali and Nusa Tenggara Islands 1.3 Kalimantan 2.3 Sulawesi, Maluku and Papua 5.0 ... scraps, yard waste, and wrapping materials It is a mixture of all kinds of waste, organic and non-organic, recyclable and nonrecyclable, even hazardous and non-hazardous materials The other sources ... based on ADSM, material and energy flow in iron and steel enterprise, the energy consumption of recycling processes, and mechanism to reduce the size of different materials in recycling industries...

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Nanotechnology and Nanoelectronics Materials, Devices, Measurement Techniques ppt

Danh mục: Kĩ thuật Viễn thông

... Gabor, Dr J A Weima, and Mrs K Meusinger for scientific contributions, fruitful discussions, technical assistance, and drawings Furthermore, I am obliged to my son Andreas and my daughter Stefanie, ... Procedure and Results .195 7.6.2 Evaluation and Future Prospects 195 7.7 Near-Field Optics (W R FAHRNER) 196 7.7.1 Description of the Method and Results 196 7.7.2 Evaluation and Future ... lies in the binding lengths and angles In the examples concerning carbon and silicon, the development of the band structure is clearly visible In another approach the band gap of silicon is determined...

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Recycling of Plastic Materials potx

Danh mục: Kĩ thuật Viễn thông

... plastic recycling which is of interest in other areas of recycling as well Other references to PET recycling are presented by Sereni and La Mantia, Perrone, and Bellio Polyethylene (PE) and other ... Rubber Tire and Recycled Plastics Conclusions References Quality Assurance in Plastics Recycling by the Example of Polypropylene Resource Recycling Used Battery Recycling Crushing and Separation ... congresses and scientific symposia are attended by specialists every year and new books on this subject demonstrate the great scientific and industrial interest in the recycling of plastic materials...

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SURFACES Of NANOPARTICLES AND POROUS MATERIALS ppt

Danh mục: Cao đẳng - Đại học

... Revised and Expanded, edited by Christian Gloxhuber and Klaus Kunstler 44 Organized Solutions: Surfactants in Science and Technology, edited by Stig Friberg and Bjom Lindman 45 Defoaming: Theory and ... Measurements, and Applications, Second Edition, Revised and Expanded, edited by Hiroyuki and Kunio 77 Polymer-Surfactant Systems, edited by Jan T Kwak 78 Surfaces of Nanoparticles and Porous Materials, ... (1988) 11 and Unger, J Chhromatogr (1984) S P Emmett, and Teller, Am (1938) 13 P Barrett, Joyner, and P P Am (1951) 14 and De Boer, Catal (1965) and K Unger, Chromatogr (1984) 16 Brunauer, S and Teller,...

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volume 10 Publication Information and Contributors Materials Characterization ppt

Danh mục: Kĩ thuật Viễn thông

... Technology James A VanDenAvyle Sandia National Laboratories David L Vanderhart National Bureau of Standards John B Vander Sande Massachusetts Institute of Technology George F Vander Voort Carpenter ... consultation with materials and analytical specialists How To Use the Handbook R.E Whan, K.H Eckelmeyer, and S.H Weissman, Sandia National Laboratories Tables and Flow Charts The tables and flow charts ... articles "Milling of Brittle and Ductile Materials" and "Blending and Premixing of Metal Powders and Binders" in Powder Metal Technologies and Applications,Volume of the ASM Handbook) Sampling systems...

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POST-CONSUMER WASTE RECYCLING AND OPTIMAL PRODUCTION doc

Danh mục: Tiếp thị - Bán hàng

... Post-Consumer Waste Recycling and Optimal Production MSW Generation (thousands tonnes) ISLANDS Sumatera 8.7 Java 21.2 Bali and Nusa Tenggara Islands 1.3 Kalimantan 2.3 Sulawesi, Maluku and Papua 5.0 ... scraps, yard waste, and wrapping materials It is a mixture of all kinds of waste, organic and non-organic, recyclable and nonrecyclable, even hazardous and non-hazardous materials The other sources ... based on ADSM, material and energy flow in iron and steel enterprise, the energy consumption of recycling processes, and mechanism to reduce the size of different materials in recycling industries...

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ADVANCES IN INDUCTION AND MICROWAVE HEATING OF MINERAL AND ORGANIC MATERIALS docx

Danh mục: Điện - Điện tử

... induction and microwave heating of mineral and organic materials Beginning with industry application in many areas of practical application to mineral materials and ending with raw materials ... nonmaterials and fluid in following aspects: basic knowledge of magnetic induction heating in ferrite nano -materials; the effect of magnetic field and frequency on heating efficiency and speed; and ... applicator and compared with that of graphite 18 Advances in Induction and Microwave Heating of Mineral and Organic Materials and NiO They were measured under the same input power of 670W (maximum), and...

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THE FUEL PROBLEM, BUILDING AND TEXTILE MATERIALS ppsx

Danh mục: Nông nghiệp

... were at work, the grandfather supervising in the mill and the grandmother leading in the home and store where the cotton seed oil was being retailed for 22 cents per pound and the cotton seed ... tile, especially for the cities and public buildings, are very extensively used for roofing, clay being abundant and near at hand In Chihli and in Manchuria millet and sorghum stems, used alone ... land, for, in addition to the food and other materials named, there were also made $2,365,000 worth of braid from straw and wood shavings; $6,000,000 worth of rice straw bags, packing cases and...

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Corrosion of Ceramic and Composite Materials Part 1 pptx

Danh mục: Kĩ thuật Viễn thông

... Elastomers and Linings, and Fabrics: Third Edition, Revised and Expanded (Parts A and B), Philip A.Schweitzer Corrosion-Resistant Piping Systems, Philip A.Schweitzer Corrosion Resistance of Zinc and ... Linings, and Fabrics: Fourth Edition, Revised and Expanded (Parts A, B, and C), Philip A.Schweitzer 11 Corrosion Engineering Handbook, edited by Philip A.Schweitzer 12 Atmospheric Degradation and ... Revised and Expanded, Philip A.Schweitzer 21 Corrosion Resistance Tables: Metals, Nonmetals, Coatings, Mortars, Plastics, Elastomers and Linings, and Fabrics: Fifth Edition, Revised and Expanded...

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Corrosion of Ceramic and Composite Materials Part 3 docx

Danh mục: Kĩ thuật Viễn thông

... leachability The earlier work of Newton and Paul [2.72] on a wide variety of glasses was expanded and then combined with that of Pourbaix [2.73] and Garrels and Christ [2.74] to describe the effects ... Moscou and Lub [2.109] reported that the hysteresis stems from a combination of both contact angle differences for intrusion and extrusion and pore morphology Lapidus et al [2.110] and Conner and ... Sealing glasses and glass envelopes have been developed that resist attack by alkali vapors and mercury vapors In their study of some CaO- and Al 2O3-containing glasses, Burggraaf and van Velzen...

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Corrosion of Ceramic and Composite Materials Part 4 pptx

Danh mục: Kĩ thuật Viễn thông

... activities: (2.58) where the subscripts a and b denote reactants and c and d denote the products The activity is the product of an activity coefficient and the concentration for a solute that does ... reaction and the enthalpy of reaction at several temperatures is given below for the reaction of alumina and silica to form mullite: (2.51) Using the following equations to calculate the enthalpy and ... negative and the reaction is spontaneous at 1400 K and mullite is the stable phase, allowing one to predict that alumina will react with silica at that temperature Tabulations of the standard free...

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Corrosion of Ceramic and Composite Materials Part 5 pps

Danh mục: Kĩ thuật Viễn thông

... characteristic would be included and why? Look up the vapor pressure of several materials to confirm the concept that covalent materials vaporize more quickly than ionic materials due to their higher ... Soc 1968, 51 (8), 453–455 2.68 White, W.B Glass structure and glass durability In Materials Stability and Environmental Degradation, Materials Research Society Symposium Proceedings; Barkatt, ... Luthra, K.L Chemical interactions in ceramic and carboncarbon composites In Materials Research Society Symposium Proceedings: Materials Stability and Environmental Degradation; Barkatt, A Verink,...

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Corrosion of Ceramic and Composite Materials Part 6 potx

Danh mục: Kĩ thuật Viễn thông

... Standards related to corrosion of ceramic materials REFERENCES 4.1 Form and Style for ASTM Standards, 7th Ed ASTM: Philadelphia, March 1986 4.2 Mendel, J.E (compiler) Nuclear Waste Materials HandbookWaste ... been listed in Tables 4.1 and 4.2 These draft standards can be found on the ASTM web site.* ASTM designates some procedures as standard test methods and others as standard practices The distinction ... Tables 4.1 and 4.2 and can be found in the Annual Book of ASTM Standards, volumes 2.05, 4.01, 4.02, 4.05, 12.01, 14.04, 15.01, and 15.02 A brief summary of each of these is given below Standards...

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Corrosion of Ceramic and Composite Materials Part 10 potx

Danh mục: Kĩ thuật Viễn thông

... containing Zr, Ba, and Th; U, Ba, and Mn; and Sc, Ba, and Y displayed a continuous decrease in corrosion rate with time Those containing Th, Ba, Mn, and Yb or Th, Ba, Zn, and Yb displayed a minimum ... glass surface and the depth to which it penetrates is dependent upon the exposure time and temperature (which relates to glass production tonnage and thickness), and the amount and type of impurities ... compositions with their resistance to weathering, water, and acid has been published by Hutchins and Harrington [6.1], and is shown in Tables 6.1 and 6.2 The dissolution rate vs pH for several composition...

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Corrosion of Ceramic and Composite Materials Part 11 pot

Danh mục: Kĩ thuật Viễn thông

... associated with nonoxide materials See the discussions in Chap 5, Sec 5.2.2, Nitrides and Carbides, and Chapter 8, Properties and Corrosion, for more details of oxidation and its effects upon the ... direction of [211] and [101] At 820°C and 710°C, this oriented growth was not present Tampieri and Bellosi [7.34] reported this oriented growth to occur in the [221] and [101] directions and only above ... Mukerji and Biswas, Tampieri and Bellosi reported parabolic growth between 900°C and 1100°C for times up to 1200 These differences must be attributed to differences in starting materials and experimental...

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