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.
Patent No.:
Date of Patent:
Dec. 13, 2016
Filed:
Jan. 09, 2013
Applicant:
Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, CN;
Inventors:
Assignee:
Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 1/10 (2006.01); G01N 33/18 (2006.01);
U.S. Cl.
CPC ...
G01N 1/10 (2013.01); G01N 33/1826 (2013.01); G01N 2001/1025 (2013.01); G01N 2001/1031 (2013.01);
Abstract
The present invention discloses a gradually-ascending spiraled passive sampler for measuring sediment-water diffusion flux of organic polutants, which comprises a sediment pore-water sampler and a water sampler arranged above the sediment pore-water sampler, wherein a plurality of sediment sampling units are vertically arranged in the sediment pore-water sampler, and the water sampler is provided with a plurality of water sampling units arranged transversely along the vertical direction in sequence.