东莞按摩哪里爽
 
Patented invention
From 2012 to 2013, I have 4 invention patents, 13 utility model patents and more than 30 core technologies with independent intellectual property rights.
1. Invention patent of mgo-cao -C dry spray filler ZL201210101172.9

Invention patent Zl201210149376.X

3. A utility model of stepped masonry structure at the bottom of a kiln ZL201220383270.1

4. A utility model of converter bottom masonry structure ZL201220401124.7

5. ZL201220373309.1

6. A utility model of masonry structure for converter bottom air permeable protective brick ZL201220373177.2

7. ZL201220521995.2 utility model of the internal casing of the steel mouth of a steel-making converter with a segment variable diameter

8. A utility model of masonry structure for ladle lining zl 201220383299.x

9 a utility model of bottom blowing AOD furnace bottom masonry structure ZL201320344424.0

10. ZL201320344269.2, utility model of improved RH alloy charging port big brick

Invention patent ZL201210239826.4

12. Utility model of RH circulation layer upper double-ring masonry structure ZL201320501941.4

ZL201320511899.4, a utility model of double arc ring brick used for laying spherical furnace bottom

14 ZL201320501942.9 utility model of spherical bottom masonry structure

The utility model ZL201320508480.3 for tri-die of slag-resistant crucible and pressure-resistant sample block of amorphous refractory

16 new patent ZL201310352838.2, which has low thermal conductivity and high usage performance

17 new RH furnace alloy charging hole electric melting re - junction magnesia chrome brick research new patent ZL201320344209.2

Research and development projects approved in 2012-2014:

1 national project

1 provincial project

Two municipal projects
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