<p>An ion transfer tube for a mass spectrometer comprises a tube member having an inlet end and an outlet end; and at least one bore extending through the tube member from the inlet end to the outlet end, the at least one bore having a non-circular cross section. A method of forming an ion transfer tube comprises the steps of providing a tube member having a length and an internal bore, the internal bore having a wall of circular cross section; and etching or eroding portions of the tube member adjacent to the wall so as to form an enlarged bore having a non-circular cross section.</p>
申请公布号
SG10201402046Q(A)
申请公布日期
2014.10.30
申请号
SG10201402046Q
申请日期
2011.08.17
申请人
THERMO FINNIGAN LLC
发明人
WOUTERS, ELOY, R.;MAKAROV, ALEXANDER, ALEKSEEVICH;ATHERTON, R., PAUL;DUNYACH, JEAN JACQUES