P

Inventor

WAI CHIEN M

US30 patents
⚠️ This page may combine multiple inventors who share the name “WAI CHIEN M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDAHO RES FOUND

14 patents
US5225173AJul 6, 1993

Methods and devices for the separation of radioactive rare earth metal isotopes from their alkaline earth metal precursors

IDAHO RES FOUND98 citations96
US6132491AOct 17, 2000

Method and apparatus for dissociating metals from metal compounds extracted into supercritical fluids

IDAHO RES FOUND60 citations95
US5730874AMar 24, 1998

Extraction of metals using supercritical fluid and chelate forming legand

IDAHO RES FOUND121 citations95
US5965025AOct 12, 1999

Fluid extraction

IDAHO RES FOUND51 citations94
US5606724AFeb 25, 1997

Extracting metals directly from metal oxides

IDAHO RES FOUND62 citations93
US5356538AOct 18, 1994

Supercritical fluid extraction

IDAHO RES FOUND119 citations93
US5792357AAug 11, 1998

Method and apparatus for back-extracting metal chelates

IDAHO RES FOUND28 citations91
US5770085AJun 23, 1998

Extraction of metals and/or metalloids from acidic media using supercritical fluids and salts

IDAHO RES FOUND43 citations91
US5274129ADec 28, 1993

Hydroxamic acid crown ethers

IDAHO RES FOUND83 citations91
US6187911B1Feb 13, 2001

Method for separating metal chelates from other materials based on solubilities in supercritical fluids

IDAHO RES FOUND30 citations90
US7128840B2Oct 31, 2006

Ultrasound enhanced process for extracting metal species in supercritical fluids

IDAHO RES FOUND19 citations86
US5840193ANov 24, 1998

Fluid extraction using carbon dioxide and organophosphorus chelating agents

IDAHO RES FOUND18 citations80
US6524628B1Feb 25, 2003

Pressurized water extraction

IDAHO RES FOUND15 citations77
US7686865B2Mar 30, 2010

Method and system for recovering metal from metal-containing materials

IDAHO RES FOUND7 citations66

MICRON TECHNOLOGY INC

7 patents

WAI CHIEN M

3 patents

BATTELLE MEMORIAL INSTITUTE

2 patents

LCW SUPERCRITICAL TECH CORPORATION

2 patents

US ENERGY

1 patent

BATTELLE ENERGY ALLIANCE LLC

1 patent