Communications: directive radio wave systems and devices (e.g. – Directive – Including a satellite
Patent
1991-03-27
1992-09-01
Blum, Theodore M.
Communications: directive radio wave systems and devices (e.g.,
Directive
Including a satellite
H04B 7185, G01S 502
Patent
active
051443171
ABSTRACT:
In a method of determining mining progress and the mined masses in open cast mining the position and orientation of the extraction device such as a bucket wheel of a travelling excavator are ascertained by means of satellite geodesy using a receiver in the vicinity of the bucket wheel and a further receiver at another location on the excavator.
REFERENCES:
patent: 4675684 (1987-06-01), Spence
patent: 5020860 (1991-06-01), Bessinger et al.
Duddek Herbert
Klemmer Wilfried
Koeppen Herbert
Blum Theodore M.
Rheinbraun Aktiengesellschaft
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