Plastic layer removal from the outside of a metal pipe, comprises pressing a cutting tool against a plastic layer, and rotating the tool and pipe relative to each other
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Pipe connection, in particular for a house introduction combination, with a corrugated pipe section
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Fire proof gas ball valve
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Coupling for connecting pipes
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Gas pipeline plastics stop valve incorporates slip clutch
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Buried gas pipeline ball-cock
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Gas inlet combination for house
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House entry combination for inserting a gas pipe into a building
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House entry combination for piping gas into a building
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Stopper screwing into threaded sleeve - is used with gas pipe, and uses spanner with shaft and gas tight housing, with lock and pipe clamp
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Stuffing box stretcher
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Pipe connector for two pipe ends - has sealing sleeve producing outwardly sealed gas-conveying bridging member
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Pipe connection
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House lead-in combination for leading a communal gas line into a building
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Combination for leading a gas line into a building
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Shut-off cock with a safety device allocated to the operating member
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Tubular insulating piece for installation into a pipeline
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Slide=on pipe coupling bush - contains contoured inner grooves with rings sealingly engaging pipe ends when energised by pressurised fluid
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Tube bending machine - with heater and claws on radius arm to prevent oval deformation
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Safety shut off valve for gas line protection - has low-melting-point solid which melts closing valve at high temp
