Puenjer Ralf | Researchain

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Archive | 2005

Manufacturing tubular hollow profile involves forming shell shape with 2 separate shells by cold-drawing, whereby sheet flap(s) is formed by shaping and cutting shell shape and bent along axis of symmetry so both shells are folded together

Bien Wilfried; Halves Michael; Huelsberg Thomas; Kluesmann Uwe; Nuhn Holger; Puenjer Ralf; Reinhardt Olav; Riewert Dirk; Riggers Alfred; Sternal Thorsten

Archive | 2002

Verfahren zur Herstellung eines Abzweigrohres

Bien Wilfried; Bonny Pierre; Halves Michael; Huelsberg Thomas; Kluessmann Uwe; Nuhn Holger; Puenjer Ralf; Reinhardt Olav; Riewert Dirk; Sternal Thorsten

Archive | 2001

Exhaust for fuel burning machine, has some of gas directed into return pipe by inner shell

Puenjer Ralf

Archive | 2005

Hood manifold for motor vehicle, has flow guide contours provided at inlet flange and bent in form of curve, and rim holes arranged in direction to control flow of exhaust gases, where manifold`s components are made of metal sheet stampings

Bien Wilfried; Bonny Pierre; Brown Markus; Huelsberg Thomas; Kluesmann Uwe; Kreutzig Norbert; Nuhn Holger; Puenjer Ralf; Reinhardt Olav; Sternal Thorsten

Archive | 2005

Flange for exhaust manifold of motor vehicle, has metal sheet shaped part that is manufactured by reverse stamping technique, and fastening units connected to openings provided on either sides of central opening of metal sheet part

Bien Wilfried; Bonny Pierre; Brown Markus; Huelsberg Thomas; Kluesmann Uwe; Kreutzig Norbert; Nuhn Holger; Puenjer Ralf; Reinhardt Olav; Sternal Thorsten

Archive | 2003

Exhaust gas manifold has exit flange side ends of individual tubes against inner wall of exit flange

Bien Wilfried; Bonny Pierre; Halves Michael; Huelsberg Thomas; Kluesmann Uwe; Nuhn Holger; Puenjer Ralf; Reinhardt Olav; Riewert Dirk; Sternal Thorsten

Archive | 2006

Producing welded composite from combustion engine exhaust gas pipe and connecting flange, by welding pipe in hole in flange, using cover cover termporarily introduced into pipe to avoid welding splashes

Bien Wilfried; Elfeldt Jan-Peter; Halves Michael; Huelsberg Thomas; Kluesmann Uwe; Nuhn Holger; Puenjer Ralf; Reinhardt Olav; Riewert Dirk; Riggers Alfred; Sternal Thorsten

Archive | 2005

Exhaust system hood manifold for motor vehicle, has gas routing plate enclosed by hood and exhibiting curved profile, and flow chamber bounded by gas routing plate that is fastened to flange plate

Bien Wilfried; Bonny Pierre; Brown Markus; Huelsberg Thomas; Kluesmann Uwe; Kreutzig Norbert; Nuhn Holger; Puenjer Ralf; Reinhardt Olav; Sternal Thorsten

Archive | 2005

Flanschanordnung eines Motorzylinderkopfes und ein Verfahren zur Herstellung der Flanschanordnung

Bien Wilfried; Bonny Pierre; Duerr Gerd; Georgs Georg; Halves Michael; Huelsberg Thomas; Karwath Joachim; Kluesmann Uwe; Nuhn Holger; Puenjer Ralf; Reinhardt Olav; Riewert Dirk; Sternal Thorsten; Tiefenbacher Gerd

Archive | 2003