Influence of Hydrothermal and Pyrolysis Processes on the Transformation of Organic Matter of Dense Low-Permeability Rocks from Domanic Formations of the Romashkino Oil Field

<div>Diagrams of free radicals after pyrolysis at 350 and 600°C in Berezovskaya area and Zelenogorskaya area rock samples. 1 = initial rock (dark brown), 2 = rock after extraction (brown), and 3 = rock after hydrothermal treatment (light brown).</div>

Geofluids

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Figure 8

Figure 8: Influence of Hydrothermal and Pyrolysis Processes on the Transformation of Organic Matter of Dense Low-Permeability Rocks from Domanic Formations of the Romashkino Oil Field 

Figure 8 | Influence of Hydrothermal and Pyrolysis Processes on the Transformation of Organic Matter of Dense Low-Permeability Rocks from Domanic Formations of the Romashkino Oil Field 