- 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
                    
                        Arrangement for manufacturing steel strips
                    
                                            
                                - 
                                    Patent number 5,035,036
                                
 
                                - 
                                    Issue date Jul 30, 1991
                                
 
                        
                                            
                                - 
                                        
                                    SMS Schloemann-Siemag Aktiengesellschaft
                                 
                                - 
                                        
                                    Heinrich  Bohnenkamp
                                 
                        
                                            
                                - 
                                        
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 
                        
                 
             
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
                    
                        Furnace controls
                    
                                            
                                - 
                                    Patent number 4,606,529
                                
 
                                - 
                                    Issue date Aug 19, 1986
                                
 
                        
                                            
                                - 
                                        
                                    Davy McKee Equipment Corporation
                                 
                                - 
                                        
                                    Charles A. Tooch
                                 
                        
                                            
                                - 
                                        
                                    C21 - METALLURGY OF IRON
                                 
                        
                 
             
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
                    
                        Reheat furnace
                    
                                            
                                - 
                                    Patent number 4,369,032
                                
 
                                - 
                                    Issue date Jan 18, 1983
                                
 
                        
                                            
                                - 
                                        
                                    Inland Steel Company
                                 
                                - 
                                        
                                    Kenneth F. Lowrance
                                 
                        
                                            
                                - 
                                        
                                    F27 - FURNACES KILNS OVENS RETORTS
                                 
                        
                 
             
            - 
                
                
            
 
            - 
                
                
            
 
            - 
                
                
                    
                        3770408
                    
                                            
                                - 
                                    Patent number 3,770,408
                                
 
                                - 
                                    Issue date Nov 6, 1973
                                
 
                        
                                                                
                                - 
                                        
                                    F27 - FURNACES KILNS OVENS RETORTS
                                 
                        
                 
             
            - 
                
                
                    
                        3556492
                    
                                            
                                - 
                                    Patent number 3,556,492
                                
 
                                - 
                                    Issue date Jan 19, 1971
                                
 
                        
                                                                
                                - 
                                        
                                    F27 - FURNACES KILNS OVENS RETORTS
                                 
                        
                 
             
            - 
                
                
                    
                        3456819
                    
                                            
                                - 
                                    Patent number 3,456,819
                                
 
                                - 
                                    Issue date Jul 22, 1969
                                
 
                        
                                                                
                                - 
                                        
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 
                        
                 
             
            - 
                
                
                    
                        3215420
                    
                                            
                                - 
                                    Patent number 3,215,420
                                
 
                                - 
                                    Issue date Nov 2, 1965
                                
 
                        
                                                                
                                - 
                                        
                                    B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
                                 
                        
                 
             
            - 
                
                
                    
                        2940745
                    
                                            
                                - 
                                    Patent number 2,940,745
                                
 
                                - 
                                    Issue date Jun 14, 1960
                                
 
                        
                                                                
                                - 
                                        
                                    F27 - FURNACES KILNS OVENS RETORTS
                                 
                        
                 
             
            - 
                
                
                    
                        1895300
                    
                                            
                                - 
                                    Patent number 1,895,300
                                
 
                                - 
                                    Issue date Jan 24, 1933
                                
 
                        
                                                                
                                - 
                                        
                                    F27 - FURNACES KILNS OVENS RETORTS
                                 
                        
                 
             
            - 
                
                
                    
                        1712997
                    
                                            
                                - 
                                    Patent number 1,712,997
                                
 
                                - 
                                    Issue date May 14, 1929
                                
 
                        
                                                                
                                - 
                                        
                                    F27 - FURNACES KILNS OVENS RETORTS
                                 
                        
                 
             
            - 
                
                
                    
                        1554826
                    
                                            
                                - 
                                    Patent number 1,554,826
                                
 
                                - 
                                    Issue date Sep 22, 1925
                                
 
                        
                                                                
                                - 
                                        
                                    F27 - FURNACES KILNS OVENS RETORTS
                                 
                        
                 
             
            - 
                
                
                    
                        1490396
                    
                                            
                                - 
                                    Patent number 1,490,396
                                
 
                                - 
                                    Issue date Apr 15, 1924
                                
 
                        
                                                                
                                - 
                                        
                                    F27 - FURNACES KILNS OVENS RETORTS