| Patents for C01B 7 - Halogens; Halogen acids (5,959) |
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| 07/01/2004 | US20040125849 Recycling system for a chemical laser system |
| 07/01/2004 | US20040125848 Integrated dual source recycling system for chemical laser weapon systems |
| 07/01/2004 | DE202004007072U1 Reactor has line sending headspace gas to separator for byproduct separation before return through hollow stirrer shaft re-introducing gas into liquid |
| 07/01/2004 | DE10260084A1 Auftrennung eines Stoffgemisches aus Clorwasserstoff und Phosgen Separation of a mixture of Clorwasserstoff and phosgene |
| 06/30/2004 | EP1433747A1 Method for nitrogen trifluoride production |
| 06/29/2004 | CA2151139C Method for separating chlorine from a mixture of gases |
| 06/24/2004 | WO2004053198A2 Method and apparatus for fluorine generation and recirculation |
| 06/24/2004 | WO2004052777A1 Method for producing chlorine by oxidising hydrogen chlorine in a gaseous phase |
| 06/24/2004 | WO2004052776A1 Method for the production of chlorine by means of gas phase oxidation of hydrogen chloride |
| 06/24/2004 | WO2004052524A1 Shell-and-tube type reactor for catalytic gas phase reactions |
| 06/24/2004 | DE10258180A1 Preparation of chlorine involves oxidation of hydrogen chloride and gas stream comprising molecular oxygen in presence of fixed-bed catalyst is carried out in reactor having annular and disk-shaped deflection plates between catalyst tubes |
| 06/24/2004 | DE10258153A1 Preparation of chlorine by gas-phase oxidation of hydrogen chloride by a gas stream having molecular oxygen in presence of a fixed-bed catalyst is carried out in reactor having bundle of parallel catalyst tubes and deflector plate |
| 06/23/2004 | EP1430262A2 A process and apparatus for purifying hydrogen bromide |
| 06/23/2004 | CN1506301A Chlorine dioxide gas generator |
| 06/17/2004 | WO2004050571A1 Method for reducing metal impurities in optical fiber soot preforms |
| 06/17/2004 | US20040115936 Remote ICP torch for semiconductor processing |
| 06/17/2004 | US20040115119 Preparation of chlorine by gas-phase oxidation of hydrogen chloride |
| 06/17/2004 | US20040115118 Corrosion resistance; efficient heat removal; high capacity; bundle of nickel metal or alloy parallel catalyst tubes; deacon reaction |
| 06/16/2004 | CN1504419A Hydrofluoric acid wastewater treatment method and device |
| 06/10/2004 | US20040109817 Separator; plasma generator |
| 06/10/2004 | US20040107596 Method and apparatus reducing metal impurities in optical fiber soot preforms |
| 06/09/2004 | EP1425362A1 Azeotrope-like compositions and a process for separating pentafluoroethane and hydrogen chloride |
| 06/09/2004 | EP1425076A1 Azeotrope-like compositions of 1,1,1,3,3-pentafluorobutane and hydrogen fluoride |
| 06/09/2004 | CN1502551A Method for nitrogen trifluoride production |
| 06/03/2004 | WO2004037718A3 Method for producing chlorine from hydrochloric acid and integrated method for producing isocyanates |
| 06/03/2004 | US20040104107 Hydrofluoric acid wastewater treatment method and device |
| 06/02/2004 | EP1149049B1 Method for recycling fine calcium fluoride powder |
| 06/01/2004 | CA2242722C Purification of hydrochloric acid produced as a byproduct of the synthesis of methanesulfonic acid |
| 05/26/2004 | EP1214278B1 Regeneration of onium fluoride-hf adducts |
| 05/20/2004 | US20040096387 Method for nitrogen trifluoride production |
| 05/20/2004 | US20040096386 Method for nitrogen trifluoride production |
| 05/19/2004 | CN1498199A Process and plant for heterogeneous synthesis of chemical compounds |
| 05/19/2004 | CN1150127C Process for producing chlorine |
| 05/13/2004 | WO2004039732A2 Process for the production of metal fluoride materials |
| 05/13/2004 | WO2004039721A1 Method for producing metal fluoride materials |
| 05/13/2004 | US20040089152 Method for the purification of corrosive gases |
| 05/13/2004 | CA2513386A1 Method for producing metal fluoride materials |
| 05/13/2004 | CA2503883A1 Process for the production of metal fluoride materials |
| 05/12/2004 | CN1495294A Fluorin gas generator |
| 05/06/2004 | WO2004037718A2 Method for producing chlorine from hydrochloric acid and integrated method for producing isocyanates |
| 05/06/2004 | US20040084295 Separation by distillation; redistilling overhead, purification; nontoxic, zero ozone depleting potential; solvents, blowing agents, refrigerants, cleaning compounds, aerosols, propellants |
| 05/06/2004 | EP1171649A4 Stabilized bromine solutions, method of manufacture and uses thereof for biofouling control |
| 05/06/2004 | DE10250131A1 Verfahren zur Herstellung von Chlor aus Salzsäure A process for preparing chlorine from hydrochloric acid |
| 04/29/2004 | US20040081610 Method and device for carrying out a reaction in liquid medium with gas evolution |
| 04/29/2004 | DE10197239T5 Verfahren zum Erhöhen der Effizienz eines Vergasungsverfahrens für halogenierte Materialien A method for increasing the efficiency of a gasification process for halogenated materials |
| 04/28/2004 | EP1412286A2 Method for regulating water concentration in a process stream |
| 04/28/2004 | EP1411995A1 Stabilized bromine solutions, method of making and uses thereof for biofouling control |
| 04/28/2004 | CN1147348C Process for recovery of iodine from aqueous solutions containing iodinated organic compounds |
| 04/22/2004 | WO2004033369A1 Improved conversion of sodium bromide to anhydrous hydrobromic acid and sodium bisulfate |
| 04/22/2004 | WO2004033066A1 Chemical purification cartridge |
| 04/22/2004 | US20040075078 Method for producing highly pure solutions using gaseous hydrogen fluoride |
| 04/22/2004 | CA2501326A1 Improved conversion of sodium bromide to anhydrous hydrobromic acid and sodium bisulfate |
| 04/21/2004 | EP1411540A2 Fluorine generation |
| 04/21/2004 | EP1411027A1 Method of chlorine purification and process for producing 1,2−dichloroethane |
| 04/20/2004 | US6723139 Method for recycling fine calcium fluoride powder |
| 04/15/2004 | WO2004031074A1 Catalyst for the catalytic oxidation of hydrogen chloride |
| 04/15/2004 | US20040069613 Creating a plasma by subliming a potassium fluoride source using a radio frequency antenna; crossed electric and magnetic fields drive the heavier potassium ions toward a collector while confining the lighter fluorine for evacuation |
| 04/14/2004 | EP1408006A1 Process for reducing the content of organic materials and nitrogen-containing compounds in bromine-containing effluents |
| 04/14/2004 | CN1488570A Apparatus and method for industrialize production for superclear high-pure chlorhydric acid |
| 04/13/2004 | US6720282 Method for producing a preconditioned ultra-low emission carbon material |
| 04/13/2004 | US6719957 Process for purification of anhydrous hydrogen chloride gas |
| 04/08/2004 | US20040067192 Conversion of sodium bromide to anhydrous hydrobromic acid and sodium bisulfate |
| 04/08/2004 | US20040067191 Sequential reaction of sodium bromide and sulfuric acid in a water to produce hydrobromic acid and sodium bisulfate; conversion rate is > 95%; separation of hydrobromic acid, water and sodium bisulfate, and drying hydrobromic acid |
| 04/07/2004 | EP1087920A4 Methods for converting lower alkanes and alkenes to alcohols and diols |
| 04/01/2004 | WO2004026761A1 Fixed-bed method for production of chlorine by catalytic gas-phase oxidation of hydrogen chloride |
| 04/01/2004 | US20040062705 Acidification of a aqueous bromide solution; entrainment of vapors; filtration, washing, drying; forming bromine |
| 04/01/2004 | DE10244996A1 Katalysator für die katalytische Chlorwasserstoff-Oxidation Catalyst for the catalytic oxidation of hydrogen chloride |
| 03/31/2004 | EP1401796A2 Process for the treatment of the by-products from a reaction for the production of organic compounds |
| 03/31/2004 | EP1401793A1 Environmentally safe alkylation of aliphatic and aromatic hydrocarbons with olefins using solid hf-equivalent catalysts |
| 03/31/2004 | EP1194371A4 Stable oxidizing bromine formulations, method of manufacture and uses thereof for biofouling control |
| 03/30/2004 | US6714579 Basic hydrogen peroxide recycling system for chemical oxygen-iodine lasers |
| 03/30/2004 | US6713035 Process for producing chlorine |
| 03/25/2004 | US20040055874 Fluorine gas generator |
| 03/24/2004 | EP1400612A1 Fluorine gas generator |
| 03/24/2004 | EP1399382A2 High-purity fluorine gas, production and use thereof, and method for analyzing trace impurities in high-purity fluorine gas |
| 03/23/2004 | US6710012 Superactivating carbon by heating to given temperature range in an ultra-dry, inert gas stream; use to remove trace impurities such as carbon monoxide, water, hydrocarbons and carbon dioxide from process gas |
| 03/23/2004 | US6709482 Method for reducing trace impurities from a reactive fluid using preconditioned ultra-low emission carbon material |
| 03/18/2004 | US20040052718 Using jet nozzle; catalytic oxidation |
| 03/18/2004 | DE10242400A1 Production of chlorine by fixed bed catalytic gas-phase oxidation of hydrogen chloride, comprises removing a recycle stream from the product gas and recycling it to the reaction zone |
| 03/17/2004 | CN1142012C Hydrogen bromide generating process and generator for laboratory and industry use |
| 03/11/2004 | US20040047785 Step of contacting a crude octafluoropropane containing impurities with an impurity decomposing agent under elevated temperature and then with an adsorbent to substantially remove the impurities from the crude octafluoropropane |
| 03/10/2004 | EP1242638B8 A process for the recovery of copper from aqueous solutions containing iodinated organic compounds |
| 03/04/2004 | WO2004018355A1 Process for the energy efficient removal of bromine from chlorine |
| 03/04/2004 | US20040042956 Method of recovering chlorine gas from calcium chloride |
| 03/03/2004 | EP1394109A1 Method of separating acid |
| 03/02/2004 | US6699455 Reaction of fluorspar with sulfuric acid in a rotary tube furnace, which is divided into three equal-sized zones, each of which is heated indirectly by independent combustion chambers, there being a temperature gradient between zones |
| 02/26/2004 | US20040037768 One embodiment of the system comprising a process gas generation cabinet, wherein the process gas generation cabinet comprises a housing, encompassing a process gas generator, and an exhaust and abatement system. The cabinet |
| 02/26/2004 | US20040035691 Apparatus and method for manufacturing halogen gas and halogen gas recovery and circulatory system |
| 02/25/2004 | EP1391422A2 Method of recovering chlorine gas from calcium chloride |
| 02/25/2004 | CN1477107A Electrodialysis method for separating sugar and acid in biomass hydrolysate |
| 02/23/2004 | CA2411488A1 Method of recovering chlorine gas from calcium chloride |
| 02/19/2004 | WO2004014845A1 Integrated method for producing isocyanates |
| 02/19/2004 | WO2004014491A1 Method for treating waste materials containing halogen |
| 02/19/2004 | US20040031758 Composition and process for removing moisture from hydrogen halides |
| 02/19/2004 | DE10234908A1 Production of chlorine from a feed gas containing hydrogen chloride and hydrocarbons and/or chlorohydrocarbons comprises removing (chloro)hydrocarbons from the feed gas and oxidizing the hydrogen chloride |
| 02/19/2004 | DE10234837A1 A process for handling halogens, especially bromine containing waste material useful for non-toxic processing of waste material from the electrical and electronics industry |
| 02/19/2004 | CA2492180A1 Method for treating waste materials containing halogen |
| 02/18/2004 | CN1475434A Method for producing chlorine |
| 02/12/2004 | US20040029387 Method for assaying elements in a substrate for optics, electronics, or optoelectronics |
| 02/12/2004 | US20040028600 High-purity fluorine gas, production and use thereof, and method for analyzing trace impurities in high-purity fluorine gas |