SMS DEMAG LLC
246Patents
17Active
246Granted
41Portfolio score
Filing activity: Dec 23, 1999 → Nov 20, 2013 · 16 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7159433B2 | Method and device for cooling and lubricating rollers on a rolling stand | Performing Operations; Transporting | 13 | Expired |
| US6604398B1 | Working method and installation for the flexible and economical pickling and cold-rolling of metal strips | Performing Operations; Transporting | 12 | Expired |
| US6666094B1 | Method and device for contactless online measuring of the wall thickness of hot-rolled pipes | Performing Operations; Transporting | 9 | Expired |
| US6568056B2 | Hot continuous-rolling system with vertical-roll stand | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7266984B2 | Method and nozzle arrangement for a variable-width lubrication of the rolling-nip of a rolling stand | Performing Operations; Transporting | 8 | Expired |
| US6382107B1 | Rail-mounted transporting device for ultra-heavy loads | Chemistry; Metallurgy | 7 | Expired |
| US6389054B1 | Scrap charger | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7143499B2 | Method and installation for producing metal strips and sheets | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7082800B1 | Device for raising and withdrawing a back-up roll bearing unit | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7434435B2 | Method and device for applying an adjustable tensile-stress distribution, in particular in the edge regions of cold-rolled metal strips | Performing Operations; Transporting | 7 | Expired |
| US6421366B1 | Method and device for supplying an electric arc melting furnace with current | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7059161B2 | Thin-strip coiler comprising a flatness measuring roll | Performing Operations; Transporting | 6 | Expired |
| US6647604B2 | Continuous casting and rolling of multiple rods | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6519994B1 | Rolling stand with crossing back-up and/or working rolls | Performing Operations; Transporting | 6 | Expired |
| US6527882B1 | Method and installation for the continuous production of hot-rolled, thin flat products | Performing Operations; Transporting | 6 | Expired |
| US7059163B2 | Roll stand comprising a crown-variable-control (CVC) roll pair | Performing Operations; Transporting | 6 | Expired |
| US6436205B1 | Method for surface processing of a continuously cast steel product and device therefor | Performing Operations; Transporting | 6 | Expired |
| US7063242B2 | Refractory pouring spout and channel unit for the arrangement on an outlet of a vessel containing molten metal, especially the tundish of a strip casting installation | Performing Operations; Transporting | 6 | Expired |
| US7165432B2 | Method and device for changing pairs of working rolls and/or pairs of back-up rolls on roll stands | Performing Operations; Transporting | 6 | Expired |
| US6471911B1 | Method and device for sealing a tap hole in metallurgical containers | Performing Operations; Transporting | 6 | Expired |
| US6763561B2 | Continuous casting and hot rolling apparatus for parallel production of multiple metal shapes | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6266989A | Method and machine for straightening sections | Performing Operations; Transporting | 5 | Expired |
| US7181943B2 | Descaling method for strip-rolling mill | Performing Operations; Transporting | 5 | Expired |
| US7174758B2 | Device for measuring the roll gap between the working rollers of a cold or warm rolling stand | Performing Operations; Transporting | 5 | Expired |
| US6523385B2 | Process for preparing the end of a pipe for drawing over a mandrel | Performing Operations; Transporting | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.