CQRC
Proppant for use in oil well and gas well hydraulic fracturing operations
Owned by: Changqing Proppant Corporation
Serial Number: 85854122
CQHSP
Proppant for use in oil well and gas well hydraulic fracturing operations
Owned by: Changqing Proppant Corporation
Serial Number: 85854143
CQLITE
Proppant for use in oil well and gas well hydraulic fracturing operations
Owned by: Changqing Proppant Corporation
Serial Number: 85854149
CQISP
Proppant for use in oil well and gas well hydraulic fracturing operations
Owned by: Changqing Proppant Corporation
Serial Number: 85854158
CQHSP
Filed: September 26, 2014
Proppant for use in oil well and gas well hydraulic fracturing operations
Owned by: Changqing Proppant Corporation
Serial Number: 86407794
CQLITE
Filed: September 26, 2014
Proppant for use in oil well and gas well hydraulic fracturing operations
Owned by: Changqing Proppant Corporation
Serial Number: 86407797
CQISP
Filed: September 26, 2014
Proppant for use in oil well and gas well hydraulic fracturing operations
Owned by: Changqing Proppant Corporation
Serial Number: 86407799
CQRC
Filed: September 26, 2014
Proppant for use in oil well and gas well hydraulic fracturing operations
Owned by: Changqing Proppant Corporation
Serial Number: 86407802
