E21B 33/16
Methods or devices for cementing, for plugging holes, crevices, or the like for cementing casings into boreholes using plugs for isolating cement charge; Plugs therefor
Currently, there are no issues on this topic.
Find more entities like E21B 33/16
Use the Golden Query Tool to find similar entities by any field in the Knowledge Graph, including industry, location, and more.
By using this site, you agree to our Terms of Service.