Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
COFFEE FILTER PAPER
Document Type and Number:
WIPO Patent Application WO/2020/012946
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a coffee filter paper for mechanical extraction with which it is possible to extract a coffee beverage that has an authentic flavor and reduced undesirable tastes. As the solution, provided is a coffee filter paper in which the ratio of pore diameters of more than or equal to 15 μm is more than or equal to 40% and the ratio of pore diameters of more than or equal to 30 μm is less than or equal to 20%.

Inventors:
NARA AKIRA (JP)
SHIRAISHI TAKASHI (JP)
Application Number:
JP2019/025072
Publication Date:
January 16, 2020
Filing Date:
June 25, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NIPPON PAPER PAPYLIA CO LTD (JP)
International Classes:
A47J31/08; A47J31/02; A23F5/24
Foreign References:
JP2015182771A2015-10-22
JPH10501453A1998-02-10
Attorney, Agent or Firm:
YAMADA Yasuyuki et al. (JP)
Download PDF: