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Métodos e técnicas geoelétricas rasas na delimitação de area afetada POR ruptura EM teto de túnel urbano
(2001-12-01)
This paper presents a case study where geophysics was successfully applied to solve a complex problem associated with a tunnel excavation accident in an urban area. It presents and describes the results obtained with ...
Geophysical survey at tongoy (Coquimbo) v.4 v.5 En: NU special fund. Mineral resources survey of the province of Coquimbo (Chile).
(COMPAGNIE GENERALE de GEOPHYSIQUE, 1965)
Geoelectrical prospection of disseminated sulfide mineral occurrences in Camaquã Sedimentary Basin, Rio Grande do Sul State, Brazil
(2012-12-01)
The mineral exploration is a complex activity that should involve a combination of direct and indirect techniques of geological investigation. The growing demand for base metals in the national and international market ...
Geoelectrical prospection of disseminated sulfide mineral occurrences in Camaquã Sedimentary Basin, Rio Grande do Sul State, Brazil
(2012-12-01)
The mineral exploration is a complex activity that should involve a combination of direct and indirect techniques of geological investigation. The growing demand for base metals in the national and international market ...
Non-destructive investigation on small earth dams using geophysical methods: Seismic surface wave multichannel analysis (masw) and s-wave refraction seismic methods
(2020-01-01)
The application of non-destructive methods of investigation in dams, such as refractive seismic analysis and multichannel surface wave analysis (MASW) are increasingly effective from the point of choosing the best dam site, ...
Geological and geophysical data integration for delimitation of mineralized areas in a supergene manganese deposits
(Inst Geophysics Unam, 2014-04-01)
Geophysical methods are widely used in mineral exploration. This paper discusses the results of geological and geophysical studies in supergene manganese deposits of southern Brazil. Mineralized zones as described in ...
Métodos e técnicas geoelétricas rasas na delimitação de área afetada por ruptura em teto de túnel urbano
(Sociedade Brasileira de Geofísica, 2001-04-01)
Este trabalho apresenta um uso da geofísica aplicada em uma situação de ambiente urbano. O objetivo dos levantamentos foi o de delimitar a extensão da zona afetada por um colapso e desmoronamento do teto de um túnel em ...