dépôt asphaltisé

OBS: [...] dans un sens plus général, [dépôt] oxydé, évaporé, condensé.

OBS: inspissated: Thickened as by evaporation and oxidation, as, for example, the pitch or gum resulting from petroleum after long exposure.
OBS: deposit: ... anything laid, placed, or thrown down; specifically material of any type or from any source that has accumulated by some natural process or agent ...