Fedor Konstantinovich Porkhun

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Kiev, SU

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Patents Grantslast 30 patents

Information Patent Grant
Arrangement for removing burrs in butt resistance welding of workpi...
- Patent number 4,490,081
- Issue date Dec 25, 1984
- Institut Elektrosvarki Imeni E.O. Patona Akademit Nauk Ukrainskoi SSR
- Sergei I. Kuchuk-Yatsenko
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for removing flash from resistance butt-weld joints in rails
- Patent number 4,175,897
- Issue date Nov 27, 1979
- Sergei I. Kuchuk-Yatsenko
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for removing flash after resistance butt welding of rails
- Patent number 3,978,746
- Issue date Sep 7, 1976
- Sergei Ivanovich Kuchuk-Yatsenko
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR