دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a regular portland cement classified as either API Class A or ASTM Type I cement.

n: The standard Portland cement. Classify into API A class or ASTM I class. Mainly used for general concrete composition and augering. No special demand.

n: the cement most widely used in oilwells. It is made from raw materials such as limestone, clay or shale, and iron ore.

n: The product obtained by pulverizing clinker consisting essentially of hydraulic calcium silicates. Portland cement is the most common type of cement used for oil- and gas-well cementing.

a general class of cement that encompasses the most common cements used in construction and the oil field.

n: see common cement.

n: refer tocommon cement

n: a kind of common cement method which is achieved by the box coupling placed in the casing string