4. Electric heating
  5. Metal heating
  6. By arc

Viktor Nikonorovich Semenov

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Method for making a welded joint

Electric heating – Metal heating – By arc
Reexamination Certificate

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Method for making a welded joint

Electric heating – Metal heating – By arc
Reexamination Certificate

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Method for producing a gas generator of welded-brazed...

Metal working – Method of mechanical manufacture – Rocket or jet device making
Reexamination Certificate

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Method for producing a multilayer thin-walled bellows of...

Electric heating – Metal heating – Of cylinders
Reexamination Certificate

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Method for producing a welded-brazed combustion chamber

Electric heating – Metal heating – By arc
Patent

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Profile ID: LFUS-PAI-P-812634

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