Door structure for use in explosion sensitive conditions - is connected to plate so it can co-act sealingly with peripheral edge carrying clamps rotatable by collective operating mechanism having operating handle
NL1005683C1
Door structure.
NL1005400C2
Reinforced wall element.
NL8301327A
Fire-resistant door for oil or gas drilling platform - has frame seal edges, emitting foam at temps. 150-180 deg. C
NL8203288A
Floor for application in offshore technique and shipbuilding.
NL8104240A
Weld-joining stainless steel plates for corrosive environment - by placing shaped e.g. flanged edges face to face and welding extreme ends
NL8001356A
Fire-resistant wall for application in the off-shore technique.
NL7808952A
Collector for noxious gases from chemical plant - has gas lock inner door sealed by pneumatically operated toggles
