VG grades are known by the Indian government as the preferred type of bitumen for road construction. In 1991, the Bureau of Indian Standards adopted a new grading method for bitumen, named viscosity ...

It can be termed as the building block of the pavements without which all the pavement materials would behave independently and thus will be deemed useless. Almost ninety percent of bitumen is used in ...

Solvents are used to increase production and reduce steam-to-oil ratio in steam-assisted gravity drainage (SAGD). Variations of SAGD that use solvents, such as expanding solvent (ES) SAGD or ...

Chennai Petroleum Corporation Limited (CPCL) has produced 553.1 thousand metric tonnes (TMT) of bitumen for the year 2022-23, an increase of 25% as compared to last year 2021-22, when it produced ...