Cut-off apparatus for ducts of large cross-sections, in particular for exhaust gas and smoke gas ducts of power stations
DE4136907A1
Flue gas or ventilation duct control flap - has operating spindle connected to double arm having two operating cylinders with two control valves
EP0482310A1
Butterfly valve-driving for closure of smoke gas or discharge air conduits
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Flue gas valve arrangement - has rotary valve vane moving against conical sealing seat and having outer edge elastic seal
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Shutter valves for gas in adjacent branched pipes - has each shutter controlled by single drive, opening one shutter while closing other and vice=versa
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Stuffing box - with hard packing of specified rings of plastic, ceramic on carbon fibres
FI885468A0
Klaffstaong foer vridklaffar.
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SHUT-OFF DEVICE FOR CHANNELS WITH LARGE CROSS-SECTIONS, IN PARTICULAR SMOKE GAS CHANNELS
DE3831062A1
DEVICE BEHIND A GAS TURBINE
DE3543508C1
Flap valve
DE3318202A1
Flap valve
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Tumbler for a pressure-relief flap on buildings, containers, conduits and the like
DE3004050A1
Sliding flue shutter assembly - has thrust ring lifted by pressure-operated devices supported on it by differential lever
DE2651824B1
Safety flap shear pin for power station - has rotating holder held under preload to ensure positive opening
DE2648358A1
Cut=off for large section pipe - has valve activated by compressed air operated cylinder and piston with rapid venting valve
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Isolating valve for duct carrying hot gases - has square-section spindle and bricks for sealing penetration in duct lining
DE2535625A1
Large area pivoted flap valve - is operable by crank mechanism having over centre position when valve is closed
