79393138
Feb 9, 2024
Plastic pipe lining materials, namely, plastic segments that can be linked together to assemble a rehabilitation pipe inside an existing concrete pipe or pipeline; plastic pipeline repairing materials that are used to assemble a rehabilitation pipe inside an existing pipeline, namely, lining materials in the nature of plastic segments that can be linked together
Nonmetallic Building MaterialsRepair of pipelines; rehabilitation of pipes using plastic pipe lining materials
Building Construction and Repair