Sprung sealing gasket for coupling pipelines - has shaped elastomer seal with folding action to contain sprung ring to protect from corrosion
DE4114579A1
Clamping ring for elastomeric sealing ring in pipe - consists of expander ring with overlapping ends
DE4022266A1
Automatic feeding of sealing rings onto pipe sockets - in which seal holder automatically drops and pushes seals onto sockets through separate stop and holding rings
DE4014684A1
Annular seal for masonry cavity - consists of elastomeric ring with cuff, reinforcement sealing rim and contact flange
DE3933873A1
Testing arrangement for supervising sealing of pipe joints - uses pressure measurer in cavity between inner and outer seals
DE3926879A1
Coupling seal for concrete drainage pipes - has inner elastomeric hose seal fitted in radial space between pipe ends and subjected to internal gas pressure
DE3916761A1
Concrete structure forming part of water drainage system - has socket fitted with sealing sleeve to receive concrete pipe
DE3907477A1
Plug-in connection which is secured with respect to axial displacement and is intended for socket pipes
DE3841330A1
Elastic sealing ring for a plug-in connection designed as a sliding ring seal
DE3830874A1
Pipe coupling
DE3822159A1
Plug-in connection which can be pre-mounted on the socket side
DE3821618A1
Socket part for a plug-in socket, comprising two sealing elements, on pipes
DE3819961A1
Sealing element for sockets of two-part plug-in sockets on pipes
DE3728192A1
Interior-surface protection for a pipeline
DE3728034A1
Pipe coupling
DE3723656A1
Shaped drainage block consisting of concrete
DE3642880A1
Plug-in seal which is concreted into the socket wall of a pipe
