GB2161917B
(en )
1989-05-24
Solar water heater
IL78547A0
(en )
1986-08-31
System for immediate supply of hot water
GB8615963D0
(en )
1986-08-06
Method of heating
GB8711660D0
(en )
1987-06-24
Regulating temperature of hot water
GB8714265D0
(en )
1987-07-22
Insulating water heater
PL261495A2
(en )
1987-08-24
Method of lowering heating parameters of water supplied to central heating radiators
EP0126801A3
(en )
1985-06-19
Water heater construction and method of heating water
ZA824765B
(en )
1983-04-27
Method of supplying heated water
GB2194332B
(en )
1990-11-14
Gas-fired water heating system
EG16046A
(en )
1989-12-30
Improved solar heating of water utilizing coverites
GB2160957B
(en )
1988-03-23
Improvements relating to water heating apparatus
GB2109105B
(en )
1985-06-12
Solar heating of body of water
CS274726B2
(en )
1991-10-15
Method of magnetohydrodynamical water treatment
GB2182759B
(en )
1989-10-11
Improvements relating to water heating apparatus
SU1129470A1
(en )
1984-12-15
Arrangement for solar heating of water reservoir
KR890009463Y1
(en )
1989-12-23
Feed-line arrangements of hot-water heater
IL68457A
(en )
1988-01-31
Method and system of solar heating of water
GB8526636D0
(en )
1985-12-04
Treatment of water supply pipes
BG46684A1
(en )
1990-02-15
Method for multistep heating of feeding water
GB8728524D0
(en )
1988-01-13
Improvements relating to water distribution & heating
PL260659A1
(en )
1987-01-26
Central heating water heater
ZA878153B
(en )
1989-07-26
Demand type of water heater
PL262470A1
(en )
1988-08-04
Method of feeding of sawdust to water heater with top supply
IL75630A0
(en )
1985-10-31
Single-pass solar water heating system
CS125486A1
(en )
1988-08-16
Process of fluid pitch heating