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GB506623A
|
|
Improved apparatus for removing sediment from horizontal steam boilers
|
|
GB503527A
|
|
Improvements in and relating to the construction and utilisation of metallic tubularmembers for use in settlement tanks
|
|
GB495118A
|
|
Improvements in and relating to the treatment of sludge in settlement tanks
|
|
GB454984A
|
|
Improvements in and relating to hydraulically-controlled variable-speed torque-transmission apparatus
|
|
GB427985A
|
|
Improvements in rocker firebars
|
|
GB424660A
|
|
Improved water circulation for steam boilers
|
|
GB424502A
|
|
Improvements in and relating to filter presses
|
|
GB421479A
|
|
Improvements in and relating to rotary scraping apparatus for sludge and settlement tanks
|
|
GB382032A
|
|
Improvements in the moulding and forming of sand moulds
|
|
GB370665A
|
|
Improvements in rotary apparatus for sedimentation tanks
|
|
GB348337A
|
|
Improvements in furnace firebars
|
|
GB340648A
|
|
Improvements in and relating to cast-iron ribbed structures such as grids, gratings and the like
|
|
GB301578A
|
|
Improvements in apparatus for consuming smoke and economising fuel in furnaces
|
|
GB293137A
|
|
Improvements in apparatus for separating materials of different density such as coke from clinker, breeze and the like
|
|
GB274648A
|
|
Improvements in steam generators
|
|
GB262680A
|
|
Improvements in sewage distributors
|
|
GB261852A
|
|
Improvements in sewage distributors
|
|
GB239024A
|
|
Paper sizing and drying apparatus for pottery printing
|
|
GB205656A
|
|
Improvements in sewage distributors
|
|
GB203534A
|
|
Improvements in purification of sewage
|
