The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 24, 2018

Filed:

Feb. 28, 2008
Applicant:

Theodore A. Dourdeville, Marion, MA (US);

Inventor:

Theodore A. Dourdeville, Marion, MA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16K 11/074 (2006.01); G01N 30/60 (2006.01); B23K 20/02 (2006.01); B23K 20/233 (2006.01); B23K 20/24 (2006.01); B23K 101/14 (2006.01); B23K 103/14 (2006.01);
U.S. Cl.
CPC ...
G01N 30/606 (2013.01); B23K 20/023 (2013.01); B23K 20/233 (2013.01); B23K 20/24 (2013.01); B23K 2201/14 (2013.01); B23K 2203/14 (2013.01); G01N 30/6095 (2013.01);
Abstract

An HPLC apparatus includes a heat exchanger formed from diffusion-bonded first and second titanium substrates. At least two conduits for counterflow are defined between the first and second substrates.


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