Hultholm; Stig-Erik

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hultholm; Stig-Erik.The latest application filed is for "device and method for dispersing two solutions in each other in solvent extraction".

Company Profile

0.27.17

Hultholm; Stig-Erik - Pori FI
Hultholm; Stig-Erik - Sitomantie 1 FI

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Device and method for dispersing two solutions in each other in solvent extraction Grant 9,352,290 - Lilja , et al. May 31, 2	2016-05-31
Method for recovering copper from a copper sulphide ore Grant 9,322,079 - Hultholm , et al. April 26, 2	2016-04-26
Extraction process Grant 8,926,924 - Nyman , et al. January 6, 2	2015-01-06
Device And Method For Dispersing Two Solutions In Each Other In Solvent Extraction App 20130176815 - Lilja; Launo ; et al.	2013-07-11
Extraction Process App 20120297929 - Nyman; Bror ; et al.	2012-11-29
Method and equipment for liquid-liquid extraction Grant 8,020,710 - Nyman , et al. September 20, 2	2011-09-20
Method for the treatment of copper-bearing materials Grant 7,811,534 - Hultholm , et al. October 12, 2	2010-10-12
Method And Mixer Apparatus For Mixing Gas Into Slurry In A Closed Reactor App 20100229687 - Hultholm; Stig-Erik ; et al.	2010-09-16
Method for the hydrometallurgical treatment of sulfide concentrate containing several valuable metals Grant 7,749,302 - Hultholm , et al. July 6, 2	2010-07-06
Method and Equipment for Liquid-Liquid Extraction App 20100078380 - Nyman; Bror ; et al.	2010-04-01
Method and equipment for liquid-liquid extraction Grant 7,678,275 - Nyman , et al. March 16, 2	2010-03-16
Method for the recovery of metals using chloride leaching and extraction Grant 7,547,348 - Hultholm , et al. June 16, 2	2009-06-16
Method and equipment to control separation of a dispersion liquid-liquid extraction Grant 7,517,461 - Nyman , et al. April 14, 2	2009-04-14
Method For Recovering Copper From A Copper Sulphide Ore App 20090078086 - Hultholm; Stig-Erik ; et al.	2009-03-26
Method and equipment for guiding dispersion in liquid-liquid extraction Grant 7,465,402 - Nyman , et al. December 16, 2	2008-12-16
Method for the Hydrometallurgical Treatment of Sulfide Concentrate Containing Several Valuable Metals App 20080170976 - Hultholm; Stig-Erik ; et al.	2008-07-17
Method for the Treatment of Copper-Bearing Materials App 20080152558 - Hultholm; Stig-Erik ; et al.	2008-06-26
Extraction process Grant 7,390,468 - Pekkala , et al. June 24, 2	2008-06-24
Method and equipment for compressing a dispersion in liquid-liquid extraction Grant 7,390,420 - Nyman , et al. June 24, 2	2008-06-24
Method for the removal of metals from an aqueous solution using lime precipitation Grant 7,247,282 - Nyman , et al. July 24, 2	2007-07-24
Method and equipment for liquid-liquid extraction App 20070029254 - Nyman; Bror ; et al.	2007-02-08
Method and equipment for liquid-liquid extraction App 20060283797 - Nyman; Bror ; et al.	2006-12-21
Mixing apparatus for mixing gas in a closed reactor Grant 7,070,174 - Hultholm , et al. July 4, 2	2006-07-04
Method and equipment for guiding dispersion in liquid-liquid extraction App 20060049104 - Nyman; Bror ; et al.	2006-03-09
Method for the recovery of metals using chloride leaching and extraction App 20060011014 - Hultholm; Stig-Erik ; et al.	2006-01-19
Method and equipment for compressing a dispersion in liquid-liquid extraction App 20050224410 - Nyman, Bror ; et al.	2005-10-13
Method and equipment to control separation of a dispersion liquid-liquid extraction App 20050161524 - Nyman, Bror ; et al.	2005-07-28
Method for the removal of metals from an aqueous solution using lime precipitation App 20040195183 - Nyman, Bror ; et al.	2004-10-07
Extraction process App 20040141896 - Pekkala, Pertti ; et al.	2004-07-22
Mixing apparatus and method for mixing gas in a closed reactor App 20040062144 - Hultholm, Stig-Erik ; et al.	2004-04-01
Method for extracting copper from an aqueous solution Grant 6,706,186 - Nyman , et al. March 16, 2	2004-03-16
Method and apparatus for conducting the two solutions of liquid-liquid extraction, mixed into dispersion, in a controlled fashion into the separation part Grant 6,176,608 - Nyman , et al. January 23, 2	2001-01-23
Method for preventing the formation of jarosite and ammonium and alkali based double salts in solvent extraction circuits connected to acidic leaching processes Grant 5,779,997 - Nyman , et al. July 14, 1	1998-07-14
Method for leaching nickel-copper matte employing substantially neutral leaching solutions Grant 5,628,817 - Fugleberg , et al. May 13, 1	1997-05-13
Method and apparatus for mixing and separating two liquid phases while preventing aeration and emulsions using a mixer-settler Grant 5,185,081 - Nyman , et al. February 9, 1	1993-02-09
Method for dispersing two phases in extraction and apparatus for realizing the method Grant 4,786,187 - Nyman , et al. November 22, 1	1988-11-22
Method for dispersing two phases and for setting the dispersed phases Grant 4,721,571 - Nyman , et al. January 26, 1	1988-01-26
Way to oxidize sludge with high solid matter content Grant 4,648,973 - Hultholm , et al. March 10, 1	1987-03-10
Method for dispersing two phases in liquid-liquid extraction Grant 4,628,391 - Nyman , et al. December 9, 1	1986-12-09
Method for dispersing gas in a solid-containing liquid, and an apparatus for it Grant 4,548,765 - Hultholm , et al. October 22, 1	1985-10-22

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