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DTR | pressure response to unit-rate production in the same well |
CTR | pressure response to unit-rate production in the remote well |
Fig. 1. A sample of typical DTR (dash line) and CTR (circles) presented on PTA type-library log-log plot. (pressure drop P in blue and log-derivative P' in red) |
The source of UTRs are:
Numerical pressure or flow simulations | Deconvolution of long-term PDG data records | Pressure interference Testing |
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