Methods for producing chemical pulp from lignocellulose-containing material in processes for kraft pulp production are disclosed including charging the lignocellulose-containing material to a digester, initially treating the lignocellulose-containing material with an impregnation liquor, and then treating the impregnated lignocellulose-containing material with hot liquor and displacing calcium-containing spent liquor from the digester during that treatment, heating and cooking the heated lignocellulose-containing material to produce cooked lignocellulose-containing material and cooking liquor and displacing the cooking liquor from the digester using at least a portion of the displaced calcium-containing spent liquor.

 
Web www.patentalert.com

< Orthoalkylation catalyst for phenol and process for producing orthoalkylated phenol with use thereof

< Carboxypeptidases and nucleic acids encoding same

> Lithium-transition metal composite oxide

> Method of treating a paint booth dry filter

~ 00206