Essays about: "Pulp and Paper Wastewater"

Showing result 1 - 5 of 20 essays containing the words Pulp and Paper Wastewater.

  1. 1. Dioxins: An Easy Problem to Solve or a Hard-Fought Battle for the Environment? a Case Study of How and Why the Pulp and Paper Industry in Sweden Transitioned Away From Chlorine-Bleaching

    University essay from Lunds universitet/Sociologiska institutionen; Lunds universitet/Sociologi

    Author : Marcus Aronsson; [2023]
    Keywords : environmental sociology; ecological modernization; treadmill of production; middle-range; industrial transition; Social Sciences;

    Abstract : The situation for the environment is in many ways dire. However, amidst all the negative environmental developments it is easy to neglect the successes that have actually happened. READ MORE

  3. 2. Wastewater Treatment at Kraft Pulp Mills : Effect of temporary effluents and mitigation measures

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

    Author : Hodda Shariatmadari; [2023]
    Keywords : ;

    Abstract : Large amount of water is used in the pulp-and-paper industry. Consequently, large amount of wastewater is produced in the various production processes. In general, the pollutants of concern involve organic compounds, nutrients, including nitrogen and phosphorous, suspended solids, and chlorinated compounds. READ MORE

  4. 3. Optimization of a two-step anaerobic treatment of wastewater from the Pulp and Paper Industry

    University essay from KTH/Industriell bioteknologi

    Author : Sara Bard; [2022]
    Keywords : Wastewater treatment; biogas; methane; pulp and paper mill wastewater; wood raw material; anaerobic treatment; sulphate reduction; UAPB reactor; Vattenrening; biogas; metan; processvatten från pappers- och massaindustrin; träråvara; anaerob rening; sulfatreduktion; UAPB reaktor;

    Abstract : Under de senaste 30 åren så har antalet massa- och pappersbruk minskat medan den totala produktionen av massa och papper har ökat. En högre produktion per bruk tillsammans med en hårdare miljölagstiftning, sätter ett högre tryck på vattenreningen på varje bruk. READ MORE

  5. 4. Hydrolysis of waste activated sludge from pulp and paper mills : effect on dewatering properties and biogas potential by utilizing existing side streams

    University essay from Linköpings universitet/Tema Miljöförändring

    Author : Louise Hjalmarsson; [2021]
    Keywords : hydrolysis; dewatering properties; biogas; sludge; waste activated sludge;

    Abstract : A big challenge within pulp and paper mills is the large quantities of waste activated sludge (WAS) that is produced during the wastewater treatment. The WAS is made up of biological cells and extra polymeric substances (EPS) and can bind a large amount of water causing difficulties to dewater the WAS. READ MORE

  6. 5. Site Study of Fibrous Sediments in Sandviken, Ångermanälven River Estuary, Sweden

    University essay from Uppsala universitet/Naturresurser och hållbar utveckling

    Author : Joanna Ghaderidosst; [2020]
    Keywords : Fiberbank; fiber-rich; fibrous sediment; pulp and paper industry; bearing capacity; FluMu; Penetrometer; Pollution; consolidation; gas; Fiberbank; fiberrik; fiberhaltigt sediment; pappersindustri; bärkraft; FluMu; penetrometer; förorening; gas;

    Abstract : Pulp and paper industries in Sweden have since the end of the 19th century until late 70s been active in dumping wastewater into adjacent water bodies that have created fibrous sediments called fiberbank and fiber-rich sediment. Fiberbanks are large banks of predominantly organic material while fiber-rich sediment is fibrous sediment that has been mixed with bottom sediment. READ MORE