excess cement — Oil & Gas Glossary
The cementslurry remaining in the wellbore following a cement squeeze in which the objective is to squeeze slurry into the perforations and behind the casing or liner. The volume of slurry required to effect a successful squeeze is often difficult to estimate. In most cases, an excess allowance is made since a shortage of slurry would result in failure of
Detailed Explanation
the operation. Removal of the excess cement slurry before it sets has been a key objective in the development of modern cement-squeeze techniques.