How many patents does
China Minmetals Changsha Mining Research Institute Company have?
patents
151
families
124
granted
27
applications
124
CN
151
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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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China Minmetals Changsha Mining Research Institute Company
Top ten assignees appearing on patents
2009
2018
China Minmetals Changsha Mining Research Institute Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| horizontal submarine polymetallic sulfide deposit area chimney sampling drill | 2 | 2012 |
| modified clay double-fluid grout and grout-making and grouting process thereof | 2 | 2014 |
| high-speed air-exhausting and defoaming stirring machine | 2 | 2015 |
| auxiliary gas-water stirring tank | 2 | 2015 |
| thickening method and thickening system of whole tailing material slurry paste | 2 | 2015 |
| filling slurry conveying test apparatus and method thereof | 2 | 2015 |
| filling mining pipeline erecting and filling method | 2 | 2015 |
| apparatus used for measuring filling slurry pipeline resistance loss parameter and metho… 🛈 | 2 | 2015 |
| bagged-cofferdam filling mining method | 2 | 2014 |
| test mold for manufacturing mine tailing filling slurry test block | 2 | 2014 |