IT8212450A0
(en )
1982-02-25
HEAT EXCHANGER WITH FLAT TUBE
IT7920127A0
(en )
1979-02-12
HEAT TUBE SOLAR COLLECTOR.
IT1235566B
(en )
1992-09-11
SOLAR RADIATION COLLECTOR.
IT7830794A0
(en )
1978-12-13
SOLAR COLLECTOR PLACED UNDER VACUUM WITH HEAT PIPES.
RO84478A
(en )
1984-06-21
HEAT EXCHANGER WITH TUBE BEAM
IT1168517B
(en )
1987-05-20
IMPROVEMENT OF FLAT SOLAR COLLECTORS WITH FINNED TUBES
IT8134008V0
(en )
1981-02-27
IMPROVEMENT OF FLAT SOLAR COLLECTORS WITH FINNED TUBES.
IT7920153A0
(en )
1979-02-13
SOLAR COLLECTOR WITH EVACUATED HEAT PIPES.
DE3660227D1
(en )
1988-06-30
Convector with finned tubes
IT7922358A0
(en )
1979-05-04
HEAT EXCHANGER WITH TUBES BENT TWICE AT RIGHT ANGLES TO FORM A U.
IT1147174B
(en )
1986-11-19
THERMAL CONVECTOR WITH SUPERIMPOSED TUBES
IT8060406V0
(en )
1980-06-25
SOLAR PANEL WITH RECEPTOR TUBES CONNECTING THE COLLECTORS WITH PROBE HOLDER TUBE.
IT8118127A0
(en )
1981-10-20
ROTATING ROLLER DEVICE TO WIDE THE DIAMETER OF THE TUBES.
ATA13681A
(en )
1982-12-15
HEAT EXCHANGER WITH A DOUBLE TUBE
IT1146693B
(en )
1986-11-12
DISTRICT HEATING BY SOLAR COLLECTORS
IT8083402A0
(en )
1980-06-25
SOLAR PANEL WITH RECEPTOR TUBE CONNECTING THE COLLECTORS WITH A PROBE TUBE.
IT7822224A0
(en )
1978-04-12
TRIVALENT EFFECT TUBE SOLAR COLLECTOR.
BR6200261U
(en )
1983-10-18
FLUID CONDUCTING TUBES, SOLAR ENERGY COLLECTORS
IT1147275B
(en )
1986-11-19
SOLAR COLLECTOR WITH ADJUSTABLE REFLECTIVE STRSCE
IT7863274V0
(en )
1978-12-04
COLLECTOR OF SOLAR RADIATION WITH CAPTANT FLUID.
IT7884956A0
(en )
1978-12-04
SOLAR RADIATION COLLECTOR WITH COLLECTING FLUID.
ES259443Y
(en )
1982-08-16
A FLAT SOLAR COLLECTOR
IT1066613B
(en )
1985-03-12
FLAT SOLAR PANEL WITH PIPE COLLECTOR FOR FLUID HEATING
IT7927034A0
(en )
1979-11-05
HEAT EXCHANGER WITH INCLINED TUBES.
IT8419943A0
(en )
1984-03-07
HOT EXPANDING PROCEDURE OF TUBES ON TUBE SHEETS.