... & gas injection bottomhole pressure pitfall permeability reservoir injection falloff test stress test pressure transient analysis spe 39772 reservoir falloff data permeability reservoir pressure falloff test pressure drop wellbore pressure transient testing fracture closure pressure...

... factor, and fracture half-length for both of our case histories. drillstem testing pressure integral permeability buildup test memory gauge data pressure drop fracture half-length reservoir pressure homogeneous reservoir bottomhole pressure pressure buildup test upstream oil & gas...

... bottomhole pressure from surface measurements. This paper describes the design and application of a fully digital system for automatic calculation of bottomhole pressure from echometric surveys of the annular fluid level. This portable system integrates specially designed high resolution A/D conversion...

... free gas bottomhole pressure installation gathering line reservoir pressure central battery gas gathering system drillstem/well testing downhole pump efficiency completion installation and operations sda 11 midstream oil & gas reservoir surveillance liquid accumulation upstream oil...

... ABSTRACT A method is presented for calculating flowing bottomhole pressures in gas wells producing liquids. This method, a refinement of the Average Temperature and Pressure Method, includes an adjustment to the gas gravity to account for the presence of well stream liquids and the use...