| Patents for C01B 7 - Halogens; Halogen acids (5,959) |
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| 01/01/2014 | CN102229422B Method for recovering hydrogen chloride from tail gas generated in the production of polysilicon |
| 12/27/2013 | WO2013189861A1 Process for the preparation of cyclic organic carbonates |
| 12/25/2013 | EP2675752A1 Distillation method for removing chlorine from gas flows that contain oxygen and chlorine |
| 12/25/2013 | EP2675751A1 Use of liquid hydrogen chloride as a refrigerant in methods for producing chlorine |
| 12/25/2013 | CN203359979U Device for preparing hydrogen fluoride |
| 12/25/2013 | CN203359978U Chlorine gas cooling and drying equipment |
| 12/25/2013 | CN203359977U Hydrogen chloride synthesis equipment |
| 12/25/2013 | CN103476705A Use of liquid hydrogen chloride as a refrigerant in methods for producing chlorine |
| 12/25/2013 | CN103466642A Method for preparing hydrogen fluoride (HF) and white carbon black by treating fluosilicic acid (H2SiF6) via organic alkali |
| 12/25/2013 | CN103466551A Method for recycling iodine, fluorine and silicon resources from phosphorous chemical tail gas |
| 12/25/2013 | CN103466550A Recovery system of D-acid esterification tail gas in amoxicillin production technology |
| 12/25/2013 | CN103466549A High-purity chlorine gas rectifying technology and equipment thereof |
| 12/18/2013 | CN203346072U Desublimation device suitable for iodine refinement |
| 12/18/2013 | CN203346071U Device for increasing iodide ion oxidation rate in extraction process of associated iodine in phosphorite |
| 12/18/2013 | CN203346070U Device for removing hydrogen fluoride in by-product hydrogen chloride in fluorine chemical engineering |
| 12/18/2013 | CN103459305A Method for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide |
| 12/18/2013 | CN103449478A Comprehensive utilization and production method of underground potassium chloride-rich brine |
| 12/18/2013 | CN103449371A Process method for purifying iodine pentafluoride |
| 12/18/2013 | CN103449370A Method for removing silicon dioxide in hydrofluoric acid reagent |
| 12/18/2013 | CN103449369A Combined hydrochloric acid synthesis furnace capable of producing steam or hot water as byproduct |
| 12/18/2013 | CN102515104B Method for preparing hydrogen chloride and silicon dioxide by hydrolyzing silicon tetrachloride in organic solvent |
| 12/18/2013 | CN102369156B Method for preparing chlorine |
| 12/12/2013 | WO2013184415A1 Removal of bromine from gaseous hydrogen bromide |
| 12/11/2013 | CN203336601U Negative-pressure burning processing system for fluorine containing organic waste liquid and exhaust gas |
| 12/11/2013 | CN203333294U Bromine distillation tower |
| 12/11/2013 | CN203333293U Bromine production device |
| 12/11/2013 | CN203333292U Brine absorbing device |
| 12/11/2013 | CN203333291U Dropping spray nozzle for bromine stripping tower |
| 12/11/2013 | CN203333290U Stripping tower for producing bromine |
| 12/11/2013 | CN203333289U Device for purifying hydrogen chloride produced by hydrolysis of concentrated acid |
| 12/11/2013 | CN203333288U Aromatic ketone wastewater recycling device |
| 12/11/2013 | CN203329583U Chlorine hydride absorption device in polycrystalline silicon tail gas recovery system |
| 12/11/2013 | CN203329399U Bromine rectification device |
| 12/11/2013 | CN103435438A Production method of methane chloride |
| 12/11/2013 | CN103435066A Resource comprehensive utilization method for ammonium chloride |
| 12/11/2013 | CN103435009A Method for extracting high-quality iodine from low-concentration absorption liquid |
| 12/11/2013 | CN103435008A Iodine recovering process for improving iodine recovery rate |
| 12/11/2013 | CN103432867A Method for comprehensively utilizing waste hydrochloric acid produced in chlorination eluting tail gas process in chlorination method titanium white production |
| 12/10/2013 | US8603420 Galvanic waste sludge treatment and manufacturing of nano-sized iron oxides |
| 12/04/2013 | EP2669247A1 Process for manufacturing dichloropropanol |
| 12/04/2013 | CN203319696U Impurity removing device for hydrochloric acid as byproduct in chlorinated paraffin production |
| 12/04/2013 | CN103423764A Self-cleaning type flame detection device of hydrogen chloride synthesis furnace and self-cleaning method thereof |
| 12/04/2013 | CN103420829A Method for recovering gallic acid and hydrochloric acid through adopting reverse osmosis membrane technology |
| 12/04/2013 | CN103420780A Method for removing hexafluoro-chlorobutylene from trifluoro-dichloroethane |
| 12/04/2013 | CN103420383A Method for preparing fumed silica and anhydrous hydrofluoric acid by utilizing phosphatic fertilizer by-product fluosilicate as raw material |
| 12/04/2013 | CN103420340A Method for the production of chlorine by means of gas phase oxidation of hydrogen chloride |
| 12/04/2013 | CN103420339A Negative pressure and positive pressure auto-ignition method for hydrogen chloride synthesizing furnace |
| 12/04/2013 | CN103418213A Iodine replacement device |
| 12/04/2013 | CN101955413B Method for separating acidic dichloroethane mixture |
| 11/27/2013 | CN203307048U Hydrogen chloride synthesis furnace |
| 11/27/2013 | CN103407965A Method for preparing/gathering bromine from bromine-containing feed liquid or waste water |
| 11/27/2013 | CN101977683B Processes for regenerating sulfur-poisoned, ruthenium and/or ruthenium compound-containing catalysts |
| 11/20/2013 | CN203295196U Device for drying hydrogen bromide gas |
| 11/20/2013 | CN103396286A Method for producing ethyl chloride by using sodium chloride and low-concentration ethanol as raw materials |
| 11/20/2013 | CN103395747A Method for simultaneously recovering iodine in iodine-containing fluosilicic acid and iodine-containing dilute phosphoric acid |
| 11/20/2013 | CN103395746A Method for purifying byproduct hydrochloric acid in 3, 4-dichloronitrobenzene production process |
| 11/20/2013 | CN103395745A Interlock signal system for preventing perchlorination of hydrogen chloride gas, and method thereof |
| 11/14/2013 | US20130303803 Method for purifying a chlorine supply |
| 11/13/2013 | CN203284202U Novel by-product hydrochloric acid production device |
| 11/13/2013 | CN103387243A Production process for NH4KSO4 by using hydrochloric acid mother liquor method |
| 11/13/2013 | CN103387211A Method for preparing electronic grade high-purity hydrogen chloride from industrially synthesized hydrogen chloride |
| 11/13/2013 | CN103086327B Preparation method of ultra-clean high-purity hydrofluoric acid |
| 11/13/2013 | CN102432047B Extracting and zero-discharging method of seawater bittern multi-elements |
| 11/13/2013 | CN101754808B Method for activating catalyst for chlorine production |
| 11/06/2013 | CN203269556U Chlorine refining equipment |
| 11/06/2013 | CN203269555U Apparatus for preparing hydrogen chloride by using roasting method |
| 11/06/2013 | CN203269554U Door of chlorine hydride graphite synthetic furnace |
| 11/06/2013 | CN203264546U Cyclic absorption device for hydrogen chloride tail gas |
| 11/06/2013 | CN203264534U Device for controlling concentration of hydrochloric acid |
| 11/06/2013 | CN103384557A Removal of bromine from gaseous hydrogen bromide |
| 11/06/2013 | CN103382034A Preparation and comprehensive utilization method of magnesium bicarbonate solution |
| 11/06/2013 | CN102616959B Method for recycling iodine and phenolic compounds from waste alkaline water containing phenol ions and iodine ions and realizing pollution-free emission |
| 11/06/2013 | CN102502497B Graded and continuous production device and technique of hydrochloric acid |
| 11/06/2013 | CN102232060B Hydrogen fluoride purification method |
| 11/06/2013 | CN102210964B Gas phase silicon dioxide tail gas treatment process and system |
| 11/06/2013 | CN101820971B Gas purification method |
| 11/06/2013 | CN101448733B Method for separating chlorine from the product gas from an HCI oxidation process |
| 10/31/2013 | WO2013161183A1 Evaporative gas generating device and method for producing evaporative gas, and hydrogen bromide production device and method for producing hydrogen bromide |
| 10/31/2013 | US20130287675 Removal of Bromine From Gaseous Hydrogen Bromide |
| 10/30/2013 | CN203255966U Condensate acid automatic-discharging device of hydrogen chloride synthesis furnace |
| 10/30/2013 | CN103380079A Azeotrope and azeotrope-like compositions useful for the production of haloolefins |
| 10/30/2013 | CN103380078A Distillation method for removing chlorine from gas flows that contain oxygen and chlorine |
| 10/30/2013 | CN103373708A Treatment method for recycling hydrofluoric acid waste liquor |
| 10/30/2013 | CN102757018B Method for producing hydrogen fluoride by using fluorite powders |
| 10/29/2013 | US8568613 Enhanced stability peracid compositions |
| 10/24/2013 | WO2013157456A1 Method for utilizing fluoroalkyl iodide |
| 10/24/2013 | US20130277606 Method for inhibiting fouling in vapor transport system |
| 10/24/2013 | DE10234908B4 Verfahren zur Herstellung von Chlor aus einem (Chlor)kohlenwasserstoffe enthaltenden Chlorwasserstoffstrom A process for preparing chlorine from a (chloro) hydrocarbons hydrogen chloride stream containing |
| 10/23/2013 | CN203244811U Device for resourceful treatment of steel hydrochloric acid pickle liquor |
| 10/23/2013 | CN103360295A Device and method for preparing perchloromethylmercaptan |
| 10/23/2013 | CN103359793A High temperature purifying device for pickling iron oxide red |
| 10/23/2013 | CN102689877B Preparation method of hydrogen fluoride |
| 10/23/2013 | CN102556973B Method for producing hydrofluoric acid from fluorite as raw material |
| 10/17/2013 | WO2013152550A1 Process of producing chlorine gas by catalytic oxidation of hydrogen chloride |
| 10/17/2013 | US20130272952 Method for producing hydrogen chloride or an aqueous solution thereof using untreated salt water, thus produced product, use of the product and electrodialysis system |
| 10/16/2013 | CN103351314A Cleaner production process for combined glycine and calcium sulfate |
| 10/16/2013 | CN103350985A Anhydrous hydrogen fluoride production method |
| 10/16/2013 | CN103350984A Anhydrous hydrogen fluoride production equipment |
| 10/16/2013 | CN102515103B Technology for secondarily producing medium pressure steam during synthesizing chlorine and hydrogen into hydrogen chloride and equipment thereof |
| 10/16/2013 | CN102161474B Method for refining hydrogen chloride gas |