F16K 21/20
Self-closing valves, i.e. closing automatically after operation closed when a rising liquid reaches a predetermined level by means making use of air-suction through an opening closed by the rising liquid
Currently, there are no issues on this topic.
Find more entities like F16K 21/20
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.