2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/207574We adress the production of black holes at LHC and their time evolution in space times with compactified space like extra dimensions. It is shown that black holes with life times of hundred fm/c can be produced at LHC. The possibility of quasi-stable remnants is discussed.4 pages, 3 figures, typos removed, omitted factors included, accepted for publicationHigh Energy Physics - Phenomenologytext