ZA774332B
(en )
1978-06-28
Improvements in and relating to heat transfer sheets
ZA775368B
(en )
1978-07-26
Improvements in or relating to solar heating panels
JPS5533596A
(en )
1980-03-08
Solar heat collector
ZA771611B
(en )
1978-01-25
Improvements in or relating to solar heating panels
JPS5528486A
(en )
1980-02-29
Solar heat collector
GB2016675B
(en )
1982-10-27
Solar energy collector and heat transfer apparatus
IL54597A0
(en )
1978-07-31
Heat storage in thermal pond
EG14751A
(en )
1985-03-31
Improvement in and relating to heat exchangers
JPS5520393A
(en )
1980-02-13
Heat exchanger and production thereof
JPS5579963A
(en )
1980-06-16
Solar heat collector
JPS5576319A
(en )
1980-06-09
Solar heat collector
JPS5512396A
(en )
1980-01-28
Li uid heat exhanging type solar energy collector
GB2096260B
(en )
1983-03-23
Improvements in or relating to solar collectors of a liquid heat exchange type
IL53437A0
(en )
1978-01-31
A heat exchanger and a solar heating unit incorporating i
ZA781636B
(en )
1979-03-28
Improvements in and relating to solar heaters
ZA783267B
(en )
1979-07-25
Improvements in and relating to heat exchangers and solar heating
DE2964372D1
(en )
1983-01-27
Improvements relating to heat exchangers
GB2103732B
(en )
1985-06-05
Improvements in or relating to heat exchangers
JPS54164052A
(en )
1979-12-27
Full heat exchanging membrane and full heat exchanger
JPS5416763A
(en )
1979-02-07
Soil type heat exchanger for heating and cooling utilizing natural energy
ZM1379A1
(en )
1980-03-21
Improvements in or relating to heat exchangers
ZA781119B
(en )
1979-11-28
Improvements in and relating to solar heaters
JPS54120442A
(en )
1979-09-19
Solar heat water heater
ZW17981A1
(en )
1983-01-19
Improvements in and relating to heat exchangers
AU493216B2
(en )
1977-08-11
Improvements in and relating to solar water heating units