Cement (completions) : Typically the Portland, silicate, and/or pozzilin, etc., mixtures used to form a stonelike permanent seal between the pipe and the formation
George E. King Engineering, 5000 Oilfield Terms: A Glossary of Petroleum Engineering Terms, Abbreviations and Acronyms, US 2010. http://gekengineering.com/Downloads/Free_Downloads /Glossary_of_Petroleum_Engineering_Terms_25_August _2010.pdf, (Oil - Amer) {593}