Engineering means the application of scientific knowledge for the design, control, or use of building structures, equipment, or apparatus.
Drilling operations means the drilling of an oil and gas well and the production and completion operations ensuing from the drilling which require entry upon the surface estate and which were commenced after June 30, 1979, and oil and gas geophysical and seismograph exploration activities commenced after June 30, 1983.
Engineering Services means infrastructure for –
Production Operations means all operations conducted for the purpose of producing Petroleum from the Development Area after the commencement of production from the Development Area including the operation and maintenance of all necessary facilities therefor.
Mining Operations means obtaining or extracting any mineral by any mode or method or any purpose directly or indirectly connected therewith or incidental thereto, including—