Biodegradable additive concentrate improving water-based sludge lubricity, water usage and drilling mud

摘要

Patent Summary for: "Biodegradable additive concentrate improving water-based sludge lubricity, use of it and water-based drilling mud". the biodegradable additive concentrate with pour point according to astm d 97 standard below -5 ° C, improving the lubricity of water-based sludge comprising at least one compound selected from the group consisting of: diglycerol mono- and diesters, acids and ester derivatives of monocarboxylic fatty acids comprising 16 to 22 carbon atoms per chain; acids and ester derivatives of resin acids, polyol monoesters comprising more than 4 hydroxylated and carboxylic fatty acid groups comprising 6 at 12 carbon atoms, saturated and unsaturated by at least one unsaturation, and the mono- and polyalkoxylated esters of saturated and unsaturated dicarboxylic acids comprising 6 to 12 carbon atoms. the use of this concentrate in a water based mud and the water based mud containing the concentrate that can be used for drilling.