Inventor
YOON ROE-HOAN
US34 patents
⚠️ This page may combine multiple inventors who share the name “YOON ROE-HOAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VIRGINIA TECH INTELL PROP
9 patentsUS4981582AJan 1, 1991
Process and apparatus for separating fine particles by microbubble flotation together with a process and apparatus for generation of microbubbles
VIRGINIA TECH INTELL PROP140 citations97
US5161694ANov 10, 1992
Method for separating fine particles by selective hydrophobic coagulation
VIRGINIA TECH INTELL PROP95 citations96
US5814210ASep 29, 1998
Apparatus and process for the separation of hydrophobic and hydrophilic particles using microbubble column flotation together with a process and apparatus for generation of microbubbles
VIRGINIA TECH INTELL PROP68 citations95
US5167798ADec 1, 1992
Apparatus and process for the separation of hydrophobic and hydrophilic particles using microbubble column flotation together with a process and apparatus for generation of microbubbles
VIRGINIA TECH INTELL PROP107 citations95
US5522510AJun 4, 1996
Apparatus for improved ash and sulfur rejection
VIRGINIA TECH INTELL PROP21 citations92
US5670056ASep 23, 1997
Chemical-mechanical dewatering process
VIRGINIA TECH INTELL PROP85 citations91
US6440316B1Aug 27, 2002
Methods of improving centrifugal filtration
VIRGINIA TECH INTELL PROP27 citations90
US5587085ADec 24, 1996
Method for dewatering particles
VIRGINIA TECH INTELL PROP18 citations82
US9266121B2Feb 23, 2016
Flotation machine rotor
VIRGINIA TECH INTELL PROP4 citations67
VIRGINIA TECH INTELLECTUAL PROPERTIES INC
6 patentsUS10913912B2Feb 9, 2021
Methods for separating and dewatering fine particles
VIRGINIA TECH INTELLECTUAL PROPERTIES INC0 citations62
US11752451B2Sep 12, 2023
Method for dewatering and demineralization of fine particles
VIRGINIA TECH INTELLECTUAL PROPERTIES INC0 citations60
US10561964B2Feb 18, 2020
Apparatus for dewatering and demineralization of fine particles
VIRGINIA TECH INTELLECTUAL PROPERTIES INC1 citations60
US10457883B2Oct 29, 2019
Method of separating and de-watering fine particles
VIRGINIA TECH INTELLECTUAL PROPERTIES INC0 citations52
US11331676B2May 17, 2022
Cleaning and dewatering fine coal
VIRGINIA TECH INTELLECTUAL PROPERTIES INC0 citations44
US10562038B2Feb 18, 2020
Cleaning and dewatering fine coal
VIRGINIA TECH INTELLECTUAL PROPERTIES INC0 citations44
(unassigned)
5 patentsUS6855260B1Feb 15, 2005
Methods of enhancing fine particle dewatering
32 citations92
US6799682B1Oct 5, 2004
Method of increasing flotation rate
37 citations92
US6526675B1Mar 4, 2003
Methods of using natural products as dewatering aids for fine particles
50 citations92
US6375853B1Apr 23, 2002
Methods of using modified natural products as dewatering aids for fine particles
52 citations92
US6320148B1Nov 20, 2001
Electrostatic method of separating particulate materials
61 citations91
YOON ROE-HOAN
3 patentsYOON ROE HOAN
3 patentsUS10144012B2Dec 4, 2018
Methods of increasing flotation rate
YOON ROE HOAN2 citations72
US8398947B2Mar 19, 2013
Separation of diamond from gangue minerals
YOON ROE HOAN3 citations60
US4655896AApr 7, 1987
Apparatus for ferric ion treatment for removal of ash-forming mineral matter from coal
YOON ROE HOAN2 citations53