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| HENAN DAZHI PAPERMAKING EQUIPMENT AND ENGINEERING CO., LTD. | ||||
| Pantent List Of Dazhi | ||||
| NO. | Patented Item | Patent No. | Date Of Authorization | Acquisition method |
| 1 | Dedicated dilution valve for headbox | CN 201705983 U | 2010.08 | Independent Research |
| 2 | Headbox for medium/low speed paper machine | CN 201746728 U | 2010.08 | Independent Research |
| 3 | Press section for Yankee machine | CN 201746730 U | 2010.08 | Independent Research |
| 4 | Fourdrinier section without suction couch roll | CN 201746731 U | 2010.08 | Independent Research |
| 5 | Rolling mill for curved shaft/roll | CN 202037173 U | 2011.04 | Independent Research |
| 6 | Differential micro-adjusting mechanism for headbox slice lip | CN 202039240 U | 2011.04 | Independent Research |
| 7 | Auto-expension head for unwinding of slitter | CN 202389989 U | 2011.12 | Independent Research |
| 8 | New slice lip for headbox | CN 202390711 U | 2011.12 | Independent Research |
| 9 | Deckle edge shower device | CN 202577033 U | 2011.12 | Independent Research |
| 10 | Welded carrier beam for shoe press roll | CN 202913296 U | 2010.10. | Independent Research |
| 11 | New headbox lamella | CN 202913294 U | 2010.10. | Independent Research |
| 12 | Auto. connection & clamping device for Mating roll and shoe press roll | CN 202913297 U | 2010.10. | Independent Research |
| 13 | A kind of stock diversion plate | CN 202913295 U | 2010.10. | Independent Research |
| 14 | A kind of air dryer nozzle | ZL 2013 2 0701907.1 | 2013.11 | Independent Research |
| 15 | A new kind of universal shaft for metering rod drive | ZL 2013 2 0702050.5 | 2013.11 | Independent Research |
| 16 | A new kind of circulation HP cleaner | ZL 2013 2 0722483.7 | 2013.11 | Independent Research |
| 17 | Efficient disc tail cutter | ZL 2013 2 0722485.6 | 2013.11 | Independent Research |
| 18 | A kind of simple and efficient slitter knife engaging device | ZL 2014 2 0537292.8 | 2014.09 | Independent Research |
| 19 | Curved roll for high speed wide paper machine | ZL 2014 2 0537352.6 | 2014.09 | Independent Research |
| 20 | A kind of cost-efficient pressure screen | ZL 2014 2 0539715.X | 2014.09 | Independent Research |
| 21 | Cost-efficient undwinding tension control device for slitter | ZL 2014 2 0539780.2 | 2014.09 | Independent Research |
| 22 | A new kind of curved roll support | ZL 2014 2 0544160.8 | 2014.09 | Independent Research |
| 23 | A kind of twin screw refiner with adjustable clearance | ZL 2014 2 0647665.7 | 2014.11 | Independent Research |
| 24 | A new kind of wood chip cleaner | ZL 2015 2 0663113.X | 2015.08 | Independent Research |
| 25 | A kind of helical casing for twin screw tearing machine | ZL 2015 2 0824122.2 | 2015.10 | Independent Research |
| 26 | A kind of screw conveyor group with pre-impregnation and pre-steam process for wood chip | ZL 2015 2 0839448.2 | 2015.10 | Independent Research |
| 27 | A kind of approaching structure for film size press | ZL 2016 2 0863789.8 | 2016.08 | Independent Research |
| 28 | A kind of combination web stablizer | ZL 2016 2 0892876.6 | 2016.08 | Independent Research |
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