E - Fixed Constructions – 02 – B
Patent
E - Fixed Constructions
02
B
182/132
E02B 15/04 (2006.01)
Patent
CA 1125185
4711 ABSTRACT OF THE DISCLOSURE A device suitable for recovering viscous material derived from petroleum, comprises a plurality of pairs of blades (1 and 2, 3 and 4, 5 and 6) each blade(l, 2, 3, 4, 5, 6) being pivotally mounted at either end, and the pivots on at least one end being connected to an actuating rod or rods, (11, 12, 13, 14). The blades and rods are arranged so that in a first position the pairs of blades are vertical,in a second position they form V-shaped containers (21, 23, 25) and in a third position the blades are again in pairs, which are either the same or different pairs from the original position.
346294
British Petroleum Company Limited (the)
Ridout & Maybee Llp
LandOfFree
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