Large reserves of coal in Tabas region of Iran are characterized by low ash and high caking index, suitable for use in metallurgy as coking coal. However, these coals cannot be gainfully utilized because of their high sulfur content. In this work, studies on desulfurization of Tabas coals were carried out in a batch reactor using various reagents. The most effective reagents,<...

Abstract This paper explores the connective ‘because’, based on idea that ‘ C because A ’ implies acceptance/truth of antecedent as well consequent , and additionally makes a difference for consequent. To capture this difference-making ‘relevantized’ version Ramsey Test conditionals is employed takes to be relevant in following sense: conditional true/accepted state $$\sigma $$ <mml:math xmlns:...