Casting or moulding of material by centrifugal force
GB825909A
Improvements in reinforced concrete articles
GB828135A
The anchoring of reinforcing wires in stressed concrete articles
GB826592A
Improvements in the lining of pipes
GB816767A
The manufacture of spigot-and-socket concrete pipe joints
GB553118A
Improvements in the manufacture of bonded asbestos fibre articles
GB546969A
Improvements in pulp distributors
GB545224A
Improvements in the manufacture of sheets and other shapes from fibrous pulp
GB505326A
Improvements in connection with bitumen-lined pipes
GB487559A
Improvements in electrical water heaters
GB324854A
Improvements in flexible pipe joints
DE528545C
Pipe connection with a sleeve pushed over the pipe ends, in which the seal is made exclusively by elastic rings made of rubber or the like pressed between sleeve and pipe, which are moved from conical sleeve space expansions into narrowed sleeve ring spaces
DE528544C
Pipe connection with a sleeve surrounding the two pipe ends and a sealing ring made of rubber or similar elastic material between each pipe and the sleeve, which are prevented from being pushed out by the internal pressure of a lip-like projection at each sleeve end, without the movement of the projections the connection as a whole is hindered
DE528543C
Pipe connection, consisting of a sleeve surrounding the pipe ends and a sealing ring compressed between the sleeve and the pipe
GB310019A
Improvements in centrifugally moulding plastic material
GB310452A
Improvements in flexible pipe joints
GB310453A
Improvements in joints for concrete and other pipes
GB310456A
Improvements in spigot and socket joints
GB310457A
Improvements in pipe joints with rubber or like sealing rings
