Patent ID: 9476809
Filing Date: 2016-10-25
CPC Classification: B01F,C12M,G01N

Claim Text:
1. A gassing apparatus comprising: a one-piece specimen receptacle block including at least two specimen receptacles formed therein and a fluid supply duct formed therein below the specimen receptacles for supplying fluid to the specimen receptacles, a gassing head for supplying gassing medium to the specimen receptacles, said gassing head is disposed above and connected to the specimen receptacle block and said gassing head comprises an inlet and an outlet with a gassing medium duct extending therebetween, the gassing medium duct being connected to a plurality of gassing medium outlets, each gassing medium outlet extending downward into one of the specimen receptacles for conducting gassing medium downward to the said specimen receptacle, and the gassing head further including a vacuum duct in communication with at least one vacuum chamber in communication with each of the specimen receptacles and disposed above the gassing medium outlets for drawing gassing medium downward through the gassing medium outlets and upward through the specimen receptacles.