On December 13th the 19th Ceremony for the WIPO-SIPO (World Intellectual Property Organization-State Intellectual Property Office) Award for Chinese Outstanding Patented Invention & Industrial Design was held in Beijing.
Cutter-head of TBM for Composite Stratum (ZL201110251848.8) and Stone Crushing Device of SPB and SPB with it（ZL201410314167.5）won 2 Excellence WIPO-SIPO Awards for Chinese Outstanding Patented Invention & Industrial Design. It’s the first time that CRCHI won 2 awards at the a time. CRCHI has won this award for 4 consecutive times since the 16th ceremony.
Cutter-head of TBM for Composite Stratum solved the problems of mud cake caused by poor soil liquidity and quick-wearing cutter.
This technology has been applied in metro construction projects all over China. It reduces the size of mud cakes on the cutter-head and enhances excavation performance of TBM by improving soil liquidity and increasing stability of the tunnel face and tunneling speed, which produces great economic and social benefits.
Stone Crushing Device of SPB and SPB with it extends the service life of SPB stone crusher, increases its stability, reduces frequency of maintenance with pressure and the consequent safety risks and ensures serviceability and construction process.
The WIPO-SIPO Award is China’s highest government award in the field of patents which is jointly awarded by WIPO and SIPO. It aims to encourage and commend the patentees, inventors and designers who have made outstanding contributions to design innovation, technological innovation and economic and social development. This award not only lays emphasis on level of technology innovation but also on transformation of patents.