
ISBL (Information Systems Base Language) is the relational algebra notation that was invented for PRTV, one of the earliest database management systems to implement E.F. Codd`s relational model of data. ...
Found on
http://en.wikipedia.org/wiki/ISBL

Inside Battery Limits (ISBL) is defined as all equipment and associated components (piping, etc.) that act upon the primary feed stream of a process. ISBL is functional-based and refers to equipment and other components that are solely dedicated to a single process whether or not the equipment is physically located within the geographical boundarie...
Found on
https://www.construction-institute.org/resources/knowledgebase/about-the-kn
No exact match found.