| No. | Patent Name | Announcement/Announcement Number | Announcement/Announcement Date | 
                
                        
                            | 1 | The invention relates to a preparation method of 3-isocyanate propyl trialkoxy silane | CN109400640B | 2021-02-23 | 
                    
                        
                            | 2 | The invention relates to a combined preparation method of trimethyl-monoxysilane-hexamethyldisilazane | CN109232633B | 2020-12-25 | 
                    
                        
                            | 3 | The invention relates to an improved device for pickling resin in si69 production | CN212068766U | 2020-12-04 | 
                    
                        
                            | 4 | The utility model relates to a recycling device for methanol used as solvent in chemical production | CN211677661U | 2020-10-16 | 
                    
                        
                            | 5 | The utility model relates to an waste gas recovery device used in a chemical enterprise | CN211676993U | 2020-10-16 | 
                    
                        
                            | 6 | The utility model relates to a trimethoxy-hydrogen-silane filling and loose tail gas treatment device | CN211328819U | 2020-08-25 | 
                    
                        
                            | 7 | The utility model relates to a hot water recycling device with pressure | CN211329324U | 2020-08-25 | 
                    
                        
                            | 8 | The invention relates to a raw material dosing device for γ-chloropropyl trichlorosilane synthesis | CN211329361U | 2020-08-25 | 
                    
                        
                            | 9 | The utility model relates to a device for cleaning a tubular condenser | CN209605655U | 2019-11-08 | 
                    
                        
                            | 10 | A novel gas-solid dust removal device | CN211328620U | 2019-11-08 | 
                    
                        
                            | 11 | A device for absorbing low solubility ammonia | CN209392990U | 2019-09-17 | 
                    
                        
                            | 12 | The invention relates to an intake device for combustion reaction of chlorine gas and hydrogen gas | CN209263025U | 2019-08-16 |