Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Device for scraping off deposits from internal surfaces of elongated tubes










Image Number 2 for United States Patent #4315541.

Device for scraping off a deposit from the internal wall surface of an elongated tube of relatively small diameter, comprising a helical coil spring which is installed inside the tube and adapted to be reciprocally movable and/or rotatable, said spring scraping off the deposit from the internal wall surface of the tube.








 
 
  Recently Added Patents
System and method for secure power systems infrastructure communications
Detection and use of low molecular-weight modulators of the cold-menthol receptor TRPM8
Liquid crystal display and method of driving the same
Server chassis
Fuel basket spacer, apparatus and method using the same for storing high level radioactive waste
Protein kinase C inhibitors and uses thereof
Horse stationary tab
  Randomly Featured Patents
Retractable cargo cover
Motorcycle rear-wheels transmission and suspension system
Ceiling system with replacement panels
Method for inhibiting neoplastic cells and related conditions by exposure thienopyrimidine derivatives
Polymerization of olefins
Vehicular seat
Grip tip
Electronic key system for motorcycle
Strike plating solution useful in applying primer plating to electronic parts
Stabilization of manganese in aqueous systems