Cement slurry to prevent loss of fluid in a wellbore during cementing operations

DETECTION INSTRUMENTS, NAMELY, ELECTRONIC TESTING SYSTEMS COMPRISED PRIMARILY OF COMPUTER HARDWARE, COMPUTER SOFTWARE, MASS SPECTROMETER, ROBOTIC CONTROLS, SAMPLING PROBES, PNEUMATIC-CONTROLLED SAMPLE-POSITIONERS, TEMPORARY PACKAGE SEALING MEANS, GAS DELIVERY MEANS, PRESSURE TRANSDUCERS AND VALVES, FOR USE IN TESTING THE STERILE INTEGRITY OF PACKAGES