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| Number | Title | Issue Date |
| 7540965 | Process for treating concentrated salt solutions containing DOC A process for removing DOC (dissolved organic carbon) from a concentrated salt solution containing DOC by contacting the salt solution with a coagulant/flocculant such that the DOC becomes insoluble and removing the insoluble DOC from the salt solution. ... | 06/02/2009 |
| 7291272 | Inorganic contaminant removal from water A method is provided for removing an inorganic ionic species or organometallic ion contaminant, or combination contaminants, including such as arsenic, chromium, bromide, bromate, perchlorate, and/or others from water which contains an unacceptably high concentratio... | 11/06/2007 |
| 6669849 | Water treatment process The present invention relates to water treatment, in particular to a process for the removal of dissolved organic carbon from water. The process includes the following steps, adding an ion-exchange resin to water containing a contaminant such as dissolved... | 12/30/2003 |
| 6590030 | Anionic alkoxylate surfactant This invention relates to an anionic alkoxylate surfactant of formula (I), where R is a di- or tri-unsaturated C4-22 straight or branched hydrocarbon chain, at least two double bonds of said unsaturated chain being conjugated and exhibiting opp... | 07/08/2003 |
| 6533967 | Initiating system for solid polyester granule manufacture The invention relates to the use of a diacyl peroxide in combination with an aromatic amine of formula (I) where R1 is C1 -C20 alkyl having at least one hydroxy substituent or --(CH'CHR'--O)n H where n is 1 to 1... | 03/18/2003 |
| 6056853 | Process for peroxide bleaching of pulp using MgO particles A process for peroxide bleaching of pulp using magnesium oxide as sole alkaline source wherein said pulp is bleached in the presence of hydrogen peroxide for a maximum period of 180 minutes and achievement of a maximum target ISO brightness of 65 in regar... | 05/02/2000 |
| 5979327 | Method and apparatus for blasthole stemming A device and process for plugging an explosives blasthole, the device having an inner member (7a, 7b) in the form of a conduit having a valve (9) and being adapted for the passage of fluid bulk explosives and an outer member (1) adapted to engage the wall... | 11/09/1999 |
| 5906804 | Magnesium hydroxide slurries Magnesium hydroxide slurries having the following characteristics: (i) having a solids content of between 40-80 wt. % based on the weight of the slurry with the balance being water; (ii) containing between 0.01-5.0 wt.% of at least one viscosity modifying... | 05/25/1999 |
