Back to results
US 2003/0150883 A1Published application
Connecting system for plastic columns
AssigneeMerck Patent GmbH
InventorsWilli Neuroth, Gunter Sattler, Klaus Kreher
Life of this patent
Estimating the term…
Abstract
The invention relates to a plastic cartridge system essentially comprising a cartridge consisting of a plastic-covered column, said column comprising a monolithic sorbent and at least one closing cap which is applied to the ends of the column. The cartridge also consists of a connecting system comprising at least one divided supporting screw which is held in position by a closing cap or a spacer ring, and at least one end piece which can be screwed onto a supporting screw in order to connect an elution agent inlet and an elution agent outlet.
Claims5
Cartridge system at least comprising
- a cartridge consisting of a plastic-clad column with monolithic sorbent on which a cap is installed at least at one end,
- and a plastic connecting system consisting of at least one divided supporting screw and at least one end piece which is screwed onto the said supporting screw for the connection of eluent feed and discharge.
Dependencies are inferred from the claim text.