How many patents does
Xuanhua Iron & Steel Group Company have?
patents
229
families
223
granted
5
applications
224
CN
229
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Xuanhua Iron & Steel Group Company
Top ten assignees appearing on patents
2009
2018
Xuanhua Iron & Steel Group Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method for splashing slag of converter for protecting furnace | 2 | 2015 |
| billet flow counting method and equipment for continuous casting machine | 2 | 2011 |
| heating control method for constant pressure gas blending coke oven | 2 | 2014 |
| method for repairing fusion holes in wall of carbonization chamber without cooling | 2 | 2012 |
| converter bottom blowing air brick, special drilling machine and quick thermal replaceme… 🛈 | 2 | 2012 |
| method for secondary gun feeding blowing of dry dust removing converter | 2 | 2015 |
| anti-blocking device for bunker or chute | 1 | 2013 |
| lifting hydraulic cylinder for stepping cooling bed | 1 | 2013 |
| hoisting electromagnetic chuck wire holder | 1 | 2013 |
| special-shaped shear blade used for shearing angle steel | 1 | 2013 |