Dissolved and colloidal substances (DCS) in the process waters of paper machine systems can interfere with the retention of fine particles, retard the drainage of water from the wet …
HR Ghatak - International journal of hydrogen energy, 2006 - Elsevier
Electrolysis of black liquor, an effluent from paper industry, was carried out and compared with alkaline water electrolysis. Energy efficiency in terms of HHV of hydrogen was found in …
M Salmela, R Alén, MTH Vu - Industrial crops and products, 2008 - Elsevier
The oxygen delignification of two bamboo (Bambusa procera) kraft pulps with kappa numbers of 13.6 and 20.0 were studied under typical conditions. Based on detailed analysis …
HR Ghatak, S Kumar, PP Kundu - International journal of hydrogen energy, 2008 - Elsevier
Cathodic hydrogen evolution reaction and the reactions at the anodic counter electrode have been studied for black liquor electrolysis using standard electrochemical methods …
Paper production through chemical pulping has been identified as one of the ideal avenues of exploring the uses of groundnut shells as they are rich in cellulose. Ideally, the cellulose …
H Pakkanen, R Alén - Journal of Wood Chemistry and Technology, 2012 - Taylor & Francis
The behavior of lignin during kraft (hardwood, softwood, and wheat straw) and soda-AQ (wheat straw) pulping was studied, mainly in terms of delignification degree and molecular …
Hemicelluloses were pre-extracted from giant bamboo with dilute H2SO4 prior to Kraft and soda AQ pulping. The reaction conditions were selected to convert most of the …
J Lehto, R Alén - Holzforschung, 2015 - degruyter.com
The chemical composition of black liquors obtained from the soda-AQ pulping of birch (Betula pendula) sawdust was studied as a function of cooking time, effective alkali content …
RP Poppens, JEG Van Dam, HW Elbersen - 2013 - library.wur.nl
Bamboos are a large group of rapidly growing woody grasses, that can be sustainably managed in short-cycled harvesting schemes in many parts of the world. Bamboo stands …