Patent ID: 6079074
Filing Date: 2000-06-27
Classification: B08B,F16L

Abstract:
A pig injector, comprising:a magazine having an elongate interior cavity and a first open end and a second open end;the first open end forming an entry port for pigs and being capped by a plug;a pig injector valve connected to the second end of the magazine, the pig injector valve having a rotatable pig receiving chamber with a length L, the pig receiving chamber being open at opposed ends to allow flow of fluids through the pig receiving chamber; andplural pigs positioned end to end within the elongate interior cavity of the magazine, including a first pig and a second pig in order ready to drop into the receiving chamber, the pigs each having at least one rounded end and having a length substantially equal to L, such that when the first pig is in the rotatable pig receiving chamber the second pig is in continuous contact with the first pig or the pig receiving chamber as the chamber rotates.