International Rolling Mill
38Patents
0Active
38Granted
37Portfolio score
Filing activity: Apr 2, 1985 → Sep 15, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5212975A | Method and apparatus for cooling rolling mill rolls and flat rolled products | Performing Operations; Transporting | 39 | Expired |
| US4674310A | Strip tension profile apparatus and associated method | Physics | 29 | Expired |
| US6158260A | Universal roll crossing system | Performing Operations; Transporting | 18 | Expired |
| US6119500A | Inverse symmetrical variable crown roll and associated method | Performing Operations; Transporting | 15 | Expired |
| US5546779A | Interstand strip gauge and profile conrol | Performing Operations; Transporting | 14 | Expired |
| US4683744A | Flexible edge roll | Performing Operations; Transporting | 13 | Expired |
| US4761983A | Method and apparatus for winding material on a drum | Performing Operations; Transporting | 12 | Expired |
| US5655398A | Roll crossing and shifting system | Performing Operations; Transporting | 11 | Expired |
| US6182490A | Super thin strip hot rolling | Performing Operations; Transporting | 10 | Expired |
| US4656905A | Shearing apparatus | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5956990A | Apparatus and method for producing and handling superlarge coils of metal strip | Performing Operations; Transporting | 9 | Expired |
| US5460023A | Roll surface restoration system and method | Performing Operations; Transporting | 9 | Expired |
| US5809817A | Optimum strip tension control system for rolling mills | Performing Operations; Transporting | 9 | Expired |
| US5093974A | Bendable sleeved roll | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5499523A | Method for producing metal strips having different thicknesses from a single slab | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5435164A | Apparatus and method for the manufacture of hot rolled metal strip | Performing Operations; Transporting | 8 | Expired |
| US5924319A | Roll crossing, offsetting, bending and shifting system for rolling mills | Performing Operations; Transporting | 8 | Expired |
| US4771622A | Strip rolling mill apparatus | Performing Operations; Transporting | 7 | Expired |
| US5517842A | Roll and strip cooling system for rolling mills | Performing Operations; Transporting | 7 | Expired |
| US4722212A | Self-compensating roll | Performing Operations; Transporting | 7 | Expired |
| US4595358A | Re-radiating heat shield | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4680978A | Rolling mill strip tension monitoring and shapemeter assembly | Physics | 6 | Expired |
| US5165266A | Chockless roll support system | Performing Operations; Transporting | 5 | Expired |
| US6029491A | Continous spiral motion and roll bending system for rolling mills | Performing Operations; Transporting | 5 | Expired |
| US5839313A | Rolling mill with intermediate crossed rolls background | Performing Operations; Transporting | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.