Inventor

HOEFFGEN WALTER

DE5 patents

⚠️ This page may combine multiple inventors who share the name “HOEFFGEN WALTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOEFFGEN WALTER

2 patents

US8904839B2Dec 9, 2014

Method of and rolling mill for making seamless steel pipe

HOEFFGEN WALTER0 citations30

US9067249B2Jun 30, 2015

Tapered-roll stand for making seamless pipe

HOEFFGEN WALTER0 citations24

SMS GROUP GMBH

1 patent

US9789522B2Oct 17, 2017

Rolling mill and rolling method

SMS GROUP GMBH7 citations79

SMS DEMAG AG

1 patent

US6546772B2Apr 15, 2003

Rolling mill, especially for inclined or Diescher rolling

SMS DEMAG AG8 citations68

MANNESMANN AG

1 patent

US5927122AJul 27, 1999

Device for guiding a hollow blank

MANNESMANN AG0 citations43