Sample pipette

Details Sample pipette Sample pipette

2004-10-29

2008-10-14

Larkin, Daniel S (Department: 2856)

Measuring and testing

Sampler, sample handling, etc.

Capture device

C073S864010, C073S864030, C422S105000, C604S190000

Reexamination Certificate

active

07434483

ABSTRACT:
Sample pipettes used in particular for injecting samples into high pressure liquid chromatography apparatuses, which are provided with a hollow needle for drawing a sample and expelling same into a container or into a sample receiving device of the apparatus. An interchangeable cannula is mounted on the hollow needle of such a pipette, said cannula being capable of containing additional functional elements such as filters, chemically active phases and the like.

REFERENCES:
patent: 4001929 (1977-01-01), Ishikawa
patent: 4316462 (1982-02-01), Baker
patent: 4435176 (1984-03-01), Ishikawa
patent: 4737150 (1988-04-01), Baeumle et al.
patent: 2003/0087454 (2003-05-01), Schultz et al.
patent: 1 382 963 (2004-01-01), None
patent: WO 02/086488 (2002-10-01), None

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