Essays about: "pulp industry"

Showing result 1 - 5 of 147 essays containing the words pulp industry.

  1. 1. Counteracting Ammonia Inhibition in Anaerobic Digestion using Wood Residues : Evaluating Ammonium Adsorption Capacity of Fibres from Pulp and Paper Mills

    University essay from Linköpings universitet/Tema Miljöförändring; Linköpings universitet/Biogas Research Center

    Author : Marcus Wrangbert; [2021]
    Keywords : Anaerobic digestion; Ammonia inhibition; Fibres; Biogas;

    Abstract : One of the main interests in commercial methane production is to maximize the gas yield, and it is thus appealing to use material with relative high methane potential. However, such material often results in process instability whereas ammonia inhibition is common. READ MORE

  2. 2. GEOPOLYMERS WITH GREEN LIQUOR DREGS : An investigation of the possibility tomanufacture a geopolymer based on residual streams

    University essay from Umeå universitet/Kemiska institutionen

    Author : Martin Sundqvist; [2021]
    Keywords : ;

    Abstract : The pulp and paper industry make up a large part of the Swedish industry and is alsogrowing worldwide. With its growth, the amounts of residuals that are produced alsoincrease. The estimated annual global amount of residuals generated from pulp millsexceeds 1 million tons. READ MORE

  3. 3. Biochar-based thin-layer capping of contaminated sediment in Burefjärden, northern Sweden : Assessment of biochar mixed into four structural materials for preventing release of trace elements from sediment to water

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Nathalie Pantzare; [2021]
    Keywords : biochar; contaminated sediment; remediation; thin-layer capping;

    Abstract : Coastal areas around the world have been recognized as largely impacted by anthropogenic activities resulting in pollution of marine sediments. In Sweden, surveys conducted along the coastline of the Bothnian Bay have identified a total area of about 29 km2 as fiber rich sediments. READ MORE

  4. 4. Methods for measuring mercury in gas ebullition from fiber banks : A literature study

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Diana Jonsson; [2021]
    Keywords : Fiber bank; fiber rich-sediment; mercury; contaminants; gas ebullition; pulp-fiber; wood industry; paper industry; environmental toxicity; wood waste;

    Abstract : Mercury contamination is an environmental issue with high priority due to its high toxicity. In addition to the atmospheric deposition, several lakes and rivers in Sweden are contaminated as a result from wood and pulp-fiber industries which stretches back 200 years. READ MORE

  5. 5. Insight in cellulose degradation

    University essay from KTH/Fiber- och polymerteknologi

    Author : Astrid Wilsby; [2021]
    Keywords : Cellulose; textile; recirculation; fiber; cotton; Cellulosa; textil; återvinning; fiber; bomull;

    Abstract : I strävan efter att minska textilindustrins omfattande miljöpåverkan utvecklas nya metoder för textilåtervinning. Idag återvinns bomullstyg av Renewcell på deras anläggning i Kristinehamn. READ MORE