US 11,754,478 B2
Rapid equilibrator for water isotope analysis
J. Brian Leen, Sunnyvale, CA (US); Doug S. Baer, Menlo Park, CA (US); and Susan L. Fortson-Gardner, San Jose, CA (US)
Assigned to ABB Schweiz AG, Baden (CH)
Filed by ABB Schweiz AG, Baden (CH)
Filed on Aug. 14, 2019, as Appl. No. 16/541,102.
Claims priority of provisional application 62/719,126, filed on Aug. 16, 2018.
Prior Publication US 2020/0055017 A1, Feb. 20, 2020
Int. Cl. G01N 1/44 (2006.01); H01J 49/04 (2006.01); G01N 1/00 (2006.01); G01N 30/12 (2006.01); G01N 30/18 (2006.01)
CPC G01N 1/44 (2013.01) [G01N 30/12 (2013.01); G01N 30/18 (2013.01); H01J 49/0445 (2013.01); H01J 49/0454 (2013.01); H01J 49/0468 (2013.01); B01J 2219/00286 (2013.01); B01J 2219/00704 (2013.01); G01N 2001/002 (2013.01); G01N 2030/126 (2013.01)] 18 Claims
OG exemplary drawing
1. A vaporizer comprising:
an injection block that defines a chamber, wherein the chamber is configured to be fluidly coupled to a pump to develop a vacuum within the chamber,
a septum positioned over an inlet of the chamber to seal the chamber, the septum configured to receive a needle that is inserted into the chamber,
a first thermally conductive wool positioned within the chamber and configured to receive a tip of the needle, and
a second thermally conductive wool positioned outside of the chamber, the second thermally conductive wool configured to be heated to heat a portion of the needle that is not inserted into the chamber.