Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 27 for “"pulp and paper industry"”.
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Industrial Relations in the Pulp and Paper Industry in the Atlantic Region
Made available in DSpace on 2014-12-09T17:52:58Z (GMT). No. of bitstreams: 1 6901365.pdf: 12296033 bytes, checksum: 413616972f767b7759e993603cada7f4 (MD5) Previous issue date: 1968
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Ex ante assessment of secondary impacts of environmental regulation: case study--organochlorines in the Canadian pulp and paper industry
… the control of organochlorines in the Canadian pulp and paper industry via federal regulation of dioxins and furans and British Columbia's regulation of Adsorbable Organic Halogen (AOX). The thesis is founded upon the premise that sustainability must be an integral consideration. A systems …
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The use of the real options approach in valuing the impact of climate change on the pulp and paper industry in South Africa : a case study of Sappi
… manufacture of a patented product until the demand for the product is know with greater certainty, this option enables the company to time the investment in order to maximise the returns to the product, and prevents a costly investment mistake should market demand not ever materialise. The …
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Greening the invisible hand : how environmental non-governmental organizations (NGOs) succeed and fall in technology change
… non-governmental organizations (NGOs) in Sweden and the United States (US) tried to diffuse cleaner production technologies in the pulp and paper industry from 1980-1998. The environmental organizations were: Greenpeace Sweden, Swedish Society for Nature Conservation, Environmental Defense, …
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Oil palm residue biodelignification by bacillus cereus ligninase from coptotermus curvignathus gut for handsheet production
… used to delignify lignin using mechanical and chemical process consumed high energy and environmentally unfriendly. Meanwhile, the demand for paper substantially increased with declined wood fibres. In this study, Bacillus cereus isolated from termite species Coptotermes curvignathus gut’s …
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Energy utilisation in selected industrial sectors in South Africa
… into the use of energy, between the years 1975 and 1984, in five of the major energy-intensive industries in South Africa. Energy use in all economic sectors, from 1964 to 1974, was surveyed in the report "Energy Utilisation in South Africa", published by the Department of Planning and the …
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The classification of acoustic emission signals via artificial neural network
… of wood species is a long desired goal in the pulp and paper industry. Motivated by this, researchers have investigated Pattern Recognition (PR) for the classification of wood chip species based on acoustic emission signals. In this thesis, a new Artificial Neural Network (ANN) approach is …
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China's Paper Industry: Growth and Environmental Policy during Economic Reform
… dissertation examines the performance of China's pulp and paper industry under environmental regulations, and reflects on the implementation of the regulations, and especially on market-based instruments. The dissertation includes two empirical chapters: one uses a frontier production function …
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Modeling of the hydrodynamics within the header of a tubular membrane module.
… technologies used in the treatment of process and wastewaters. Tubular UF membrane modules are used to treat fiber suspensions for effluent control and chemical recovery in the pulp and paper industry. However, the treatment of pulp suspensions with modules containing tubes having an inside …
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Functional properties of polyurethane based sealants blended with polymeric modifiers
… processed lignins including softwood, hardwood, and eucalyptus wood lignin, were produced and their performance properties established in a research program which sought to develop more durable cost effective sealants as well as cultivate a market for lignin, a highly underutilized by-product of …
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Using TiO2 to Optimize the Photocatalytic Degradation of Kraft Black Liquor Using Response Surface Methodology
The Canadian pulp and paper industry has been concerned with reducing annual emissions of pollutants into water bodies, air and landfills. Black liquor is a major byproduct from pulp mills such as Kraft. Black liquor is utilized in boilers to produce steam and electricity. Black liquor is a …
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Co-adsorption of phenol and calcium from an industrial wastewater stream
The pulp and paper industries are large producers of industrial wastewater that contain both organic and inorganic pollutants that influence water quality and availability. Conventional wastewater treatment methods such as chemical precipitation and membrane filtration are not economical and …
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Community change in the Northern forest
<p>In 2006, the pulp mill in Berlin, NH was closed and dismantled, marking an end to more than a century of dependence on the pulp and paper industry. The city's location in a high-amenity and recreation-dependent region suggests that the rebirth of the local economy would follow a general …
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Pantoea and Xanthomonas species associated with blight and die-back of Eucalyptus
The pulp and paper industry is expanding world-wide to supply the needs and demands of the consumer. Due to this rapid expansion of commercial forests and our ever changing climate including the sporadic increase and decrease in rain and the increasing temperature caused by global warming, …
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Hydrodynamics and gas holdup in a cocurrent air-water-fiber bubble column
… widely found in various unit operations in the pulp and paper industry and similar flow conditions may be found in other industrials, such as wastewater treatment, food processing, biological organism production, and pharmaceutical manufacturing;Flocculated fiber suspensions are considered as …
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Developing methods to access sensitive industrial wastewater information in South Africa (with treatment in mind)
… country, therefore it is important to understand water use and wastewater generation. Previous research and workshops have identified gaps in the characterisation and remediation of wastewaters in South Africa. Wastewater management can take advantage of wastewater as a valuable resource. …
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Fate and effects of pulp mill effluent solids in the soil environment
The pulp and paper industry in New Zealand annually produces over one hundred thousand dry tonnes of solid waste due to the treatment of pulp and paper mill effluents, the majority of which is currently landfilled. The New Zealand Waste Management Strategy (2002) has set a target for the diversion …
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Viscosity Measurements for Milk Powder Process Control
The aim of this work is to understand the main concept behind the potential use of viscosity measurement for milk powder process control and how the understanding of the dynamic of viscosity measurement can benefit the process. To achieve this goal, this study used the fundamentals of rheology, …
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Promoting material circularity in pulp and paper mills: organic-inorganic cellulosic composites for slow-release of nutrients
The pulp and paper industry generates large quantities of waste, while the forestry sector experiences economic and environmental challenges with commercial fertilisers. Slow/controlled-release fertilisers (SCRFs) offer an opportunity to repurpose waste-stream materials and improve nutrient …
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