Schiff bases as biocides in petroleum products
Secondary amine mannich detergents
Selection of materials to test for and/or remove drag...
Selective reduction of sodium in coal by water wash and ion exch
Self-bursting coal pellets and a method of making them
Self-contained charcoal starter
Self-contained charcoal starter
Self-contained fire package
Self-contained log fire starting kit
Self-extinguishing match and method of manufacture
Self-kindling fuel package
Self-lubricating coal and hydrocarbon fraction based fuel compos
Semi solid ethanol based fuel
Sensitizer and use
Separable coal-oil slurries having controlled sedimentation prop
Separating coal particles from water
Separation and concentration of lower alcohols from dilute aqueo
Sewage sludge disposal process and apparatus
Sewage sludge disposal process and product
Sewage sludge disposal process and product