Patents for B01D 15 - Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor (21,474) |
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10/23/1979 | US4172031 Separation of oil from water |
10/23/1979 | CA1064728A1 Method and apparatus for reducing the transient effects of liquid compressibility in a liquid chromatography system |
10/17/1979 | EP0004792A2 Moving bed ion exchange method |
10/09/1979 | CA1063942A1 Isolation of utero-evacuant substances from plant extracts |
10/02/1979 | CA1063522A1 Chemical concentration by sequential activated carbon adsorption and fractionation |
09/25/1979 | US4169051 Blood purification with coated activated carbon spheres |
09/25/1979 | CA1063063A1 Process and apparatus for removing metallic ions from an electrolytic solution |
09/25/1979 | CA1063037A1 Moving bed-upflow water purifier |
09/25/1979 | CA1063036A1 Chemical concentration by activated carbon adsorption |
09/18/1979 | US4168371 Process for making lignin gels in bead form |
08/28/1979 | US4166032 Method and apparatus for removing heavy metals from waste water streams |
08/28/1979 | CA1061260A1 Process and treating equipment of polluted effluent by means of colloidal emulsions |
08/14/1979 | US4164437 Layers of regenerated cellulose |
08/14/1979 | CA1060591A1 Method for removing phosphates from aqueous solutions |
08/14/1979 | CA1060227A2 Convergent light illuminated flow cell for liquid chromatography |
08/09/1979 | WO1979000541A1 Improvements in or relating to media for affinity chromatography |
08/07/1979 | USRE30066 Method for selectively removing chromates |
08/07/1979 | US4163715 Method for treatment of waste water |
08/07/1979 | US4163714 Separating substances with pressure-driven affinity sorption membranes |
08/07/1979 | CA1059928A1 Separation of aromatic isomers |
08/07/1979 | CA1059922A1 Oil removal structure and a method of manufacturing |
08/07/1979 | CA1059921A1 Separator having sorbent with thin minimal-pressure-drop channels therethrough |
07/31/1979 | US4162979 Device for the chemical and/or physical treatment of liquids |
07/31/1979 | US4162977 Means for removably securing separation column within column chromatography apparatus |
07/31/1979 | US4162975 High velocity composite strainer |
07/31/1979 | CA1059660A1 Twin belt ion exchange system |
07/24/1979 | CA1059037A1 Apparatus for treating liquids with double-wall bed-supporting bottom |
07/11/1979 | EP0002970A1 Process for the extraction of gallium and gallium recovered thereby |
07/10/1979 | US4160728 Bimodal chromatographic resolving zone |
07/10/1979 | US4160675 Process for purifying an aqueous solution |
07/10/1979 | CA1058337A1 Process for large scale chromatography |
07/03/1979 | US4160042 Decaffeination, deacidification |
07/03/1979 | US4159930 Process for recovering heavy metal ions from dilute aqueous solution |
06/27/1979 | EP0002636A1 Process for fixing iodine and its industrial preparation |
06/26/1979 | US4159350 Method and apparatus for desalination of whey |
06/26/1979 | US4159284 Process for separation of hydrocarbon mixture |
06/26/1979 | US4159244 Fluid flow through sand, gravel, or porous concrete, adsorption on active carbon |
06/26/1979 | US4159223 Use of activated carbon to recover and separate chemicals produced during pulping operations |
06/26/1979 | CA1057430A1 Apparatus and process for removing ammonia nitrogen from waste water |
06/19/1979 | US4158626 Of silicon dioxide |
06/19/1979 | CA1056727A1 Process for removing endotoxin from biological fluids |
05/30/1979 | EP0002072A1 Removal of bacteria from liquids and apparatus therefor |
05/22/1979 | US4155683 System for and a method of providing a liquid chromatography eluent |
05/17/1979 | WO1979000251A1 Adsorbent regeneration and gas separation utilizing dielectric heating |
05/15/1979 | US4154676 Ion exchange process using activated regenerated cellulose |
05/15/1979 | US4154674 Selective removal of anions or cations using ion exchange resins |
05/15/1979 | CA1054340A1 Solids flow control device |
04/24/1979 | US4151089 Chromotography |
04/24/1979 | US4151049 Compositions having protein reactive groups, membranes, electrodes coated with such compositions and chemical analysis methods |
04/24/1979 | CA1053157A1 Apparatus for purification of waste water by means of active carbon |
04/17/1979 | US4150241 Epoxidation of alkali maleate, tungstate catalyst, hydrolysis |
04/10/1979 | US4148727 Water treatment |
04/10/1979 | US4148708 Electrolytic cell |
04/04/1979 | EP0001345A1 A process for complete or selective removal of salts from aqueous solution |
04/03/1979 | US4147624 Wastewater treatment with desorbing of an adsorbate from an adsorbent with a solvent in the near critical state |
04/03/1979 | CA1051855A1 Zeolite vk-2 |
04/03/1979 | CA1051669A1 Method of recovery of the constituent elements of catalysts based of precious metals |
03/13/1979 | US4144373 Materials for the separation of organic substances from solution |
03/08/1979 | WO1979000115A1 Method for extracting urea from blood washing effluents or from blood liquids |
02/27/1979 | US4142020 Hetero-macrocyclic compound coated on the surface of solid |
02/27/1979 | US4141888 Disulfide linkage cleavage |
02/20/1979 | US4140496 S-Triazine derivatives |
02/20/1979 | CA1048940A1 Activated-carbon water purification controlled by analysis of carbon content in water |
02/13/1979 | US4139502 Nickel selective dioxime-containing polyurethane foams |
02/13/1979 | US4139469 For transporting fluids under pressure as in chromatography |
02/13/1979 | US4139458 Preparative centrifugal chromatography device |
02/13/1979 | CA1048435A1 Separation of unsaturated compounds from liquid hydrocarbon mixtures containing same |
02/06/1979 | CA1048175A1 Phillipsite-gismondite for ammonia |
02/06/1979 | CA1048174A1 Removal of chromium, chromate, molybdate and zinc |
01/30/1979 | US4137290 Ion absorbing, reversal of fluid flow |
01/30/1979 | US4137162 Method for treating waste waters |
01/30/1979 | CA1047411A1 Method and apparatus for purifying water of organic compounds not readily biodegradable |
01/23/1979 | CA1046945A1 Desiccant cartridge |
01/16/1979 | CA1046506A1 Gel product for separation purposes and method of using the product for hydrophobic salting out adsorption |
01/16/1979 | CA1046451A1 Chromatography solid support |
01/16/1979 | CA1046424A1 Purification process |
01/16/1979 | CA1046422A1 Adsorption with auxiliary high loading step before elution |
01/16/1979 | CA1046242A1 Tritiated water treatment process |
01/09/1979 | US4133929 Ionically modified cellulose materials for removal of heavy metal ions |
01/09/1979 | US4133767 Multisolvents, sparging inert gases |
01/09/1979 | US4133762 Coil type filter |
01/09/1979 | US4133759 Liquid purification apparatus |
01/09/1979 | US4133754 Water purification device |
01/09/1979 | US4133562 Separation column |
01/02/1979 | US4132511 Damper for high pressure pumping system |
01/02/1979 | CA1045738A1 Process for removing contaminants from polycarbonate solutions |
12/26/1978 | US4131565 Fluidization |
12/26/1978 | US4131547 Refillable column for chromatography at elevated pressure |
12/26/1978 | US4131544 Activated carbon, iodine compound, precipitation |
12/26/1978 | US4131393 Fluid pump mechanism |
12/20/1978 | EP0000090A1 Modified phenolic resins, method for their preparation and their use as selective metal chelating agents |
12/19/1978 | US4130642 Column of defatted and bleached egyptian cotton |
12/19/1978 | US4130484 Molecular sieve |
12/19/1978 | US4130483 Sewage treating and conversion process |
12/19/1978 | CA1044471A1 Method and apparatus for recovery of heavy metal ions from dilute aqueous solution |
12/05/1978 | US4128476 Carrier composition control for liquid chromatographic systems |
11/28/1978 | CA1043272A1 Adsorbent treating process for both a liquid and a gaseous hydrocarbon stream |
11/21/1978 | CA1042813A1 Providing immediate tertiary treatment to sewage with pelletized coal |
11/14/1978 | US4125550 Removal of free fatty acids from water immiscible fluids via ion exchange resins |
11/14/1978 | US4125492 Affinity chromatography of vibrio cholerae enterotoxin-ganglioside polysaccharide and the biological effects of ganglioside-containing soluble polymers |