|
GB457376A
|
|
Improvements in heating radiators
|
|
GB452231A
|
|
Improvements in tubular heat exchangers
|
|
GB414346A
|
|
Method of securing a sheath or casing on to a tubular object, the product of said method and its practical application
|
|
GB414345A
|
|
Method of securing cooling ribs upon tubular members to the resulting product and its combination units
|
|
IE11937L
|
|
Heat interchangers
|
|
US1933419A
|
|
Boiler
|
|
IE11935L
|
|
Heat interchanger tubes
|
|
GB377651A
|
|
Improvements in or relating to heat interchangers
|
|
IE11936L
|
|
Heat interchanger tubes
|
|
GB364861A
|
|
Improvements relating to tubulous boilers economizers and like heat exchange apparatus
|
|
GB371347A
|
|
Improvements relating to tubulous boilers economisers, and like heat exchange apparatus
|
|
GB366262A
|
|
Improvements in or relating to boilers, economisers and other heat interchangers
|
|
GB377643A
|
|
Improvements in the process of uniting metallic bodies
|
|
GB167140A
|
|
Improvements in economisers
|
|
GB169679A
|
|
Improvements in economisers
|
