| Patents for C01D 9 - Nitrates of sodium, potassium, or alkali metals in general (399) |
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| 02/17/2015 | US8956424 Method and apparatus for sequencing-batch purification of potassium nitrate from solid waste produced by glass-strengthening process |
| 02/11/2015 | CN103101933B 动态溶解浸取器 Dynamic leaching is dissolved |
| 02/04/2015 | CN104326494A 中压生产硝酸钠的方法 Medium pressure sodium nitrate production methods |
| 01/28/2015 | CN104311460A 一种二甲基亚砜废盐的回收处理方法 One kind of waste recycling methods DMSO salt |
| 01/28/2015 | CN104310444A 从化学刚化玻璃生产的废硝酸钾原料中提取硝酸钾的方法 Just extracted from chemical waste glass production of potassium nitrate raw materials |
| 01/28/2015 | CN104310443A 一种与液体硝酸铵生产相结合的连续式硝酸钾生产系统及生产方法 Continuous production of potassium nitrate production system and a method for the production of liquid ammonium nitrate combine |
| 01/28/2015 | CN104310442A 一种复分解法硝酸钾生产中氯化铵强制循环连续三效浓缩、真空结晶系统及工艺 Metathesis method in the production of ammonium nitrate forced circulation successive three-effect concentration, vacuum crystallization systems and processes |
| 01/28/2015 | CN104310441A 一种硝酸钾联产氯化铵生产中反应热综合利用系统及方法 A heat utilization system and method for the production of potassium nitrate reaction cogeneration chloride |
| 01/28/2015 | CN104310440A 一种连续式复分解法生产硝酸钾的系统及方法 A complex system and method for continuous production of potassium nitrate decomposition |
| 01/28/2015 | CN104310439A 一种硝酸钾联产氯化铵生产中废水循环利用系统及方法 One kind of ammonium nitrate-generation production systems and methods of waste water recycling |
| 01/28/2015 | CN104310438A 一种连续式复分解法生产硝酸钾的系统及方法 A complex system and method for continuous production of potassium nitrate decomposition |
| 01/21/2015 | CN103028313B 一种烟气湿式氧化一体化脱硫脱硝方法 A wet flue gas denitration process integration oxidative desulfurization |
| 01/21/2015 | CN102838139B 利用盐湖卤水以兑卤方式生产硝酸钾的方法 Salt Lake Brine Brine use in the production of potassium nitrate method way |
| 01/21/2015 | CN102826575B 利用盐湖卤水以除镁方式生产硝酸钾的方法 In addition to the use of salt lake brine produced magnesium nitrate method |
| 01/14/2015 | CN104276709A 一种煤化工浓盐水零排放工艺及专用设备 One kind of coal chemical brine zero emissions technology and special equipment |
| 01/07/2015 | CN104262097A 一种无害化处理bdo有机废液的方法 A method for processing organic waste harmless bdo |
| 01/07/2015 | CN104261439A 制备光学玻璃用硝酸钾的方法 Preparation method of optical glass with potassium nitrate |
| 01/07/2015 | CN104261438A 一种连续式复分解法生产硝酸钾的系统及方法 A complex system and method for continuous production of potassium nitrate decomposition |
| 01/07/2015 | CN104261437A 一种与液体硝酸铵生产相结合的连续式硝酸钾生产系统 One kind of liquid ammonium nitrate with continuous production of a combination of potassium nitrate production system |
| 01/07/2015 | CN104261436A 一种连续式复分解法生产硝酸钾的系统及方法 A complex system and method for continuous production of potassium nitrate decomposition |
| 01/07/2015 | CN104261435A 一种复分解法硝酸钾结晶系统及结晶工艺 Metathesis method nitrate crystallization system and crystallization process |
| 01/07/2015 | CN104261429A 一种复分解法硝酸钾生产中氯化铵连续三效降膜浓缩、真空结晶系统及方法 Metathesis method in the production of ammonium nitrate in a row three effect falling film concentration, vacuum crystallization system and method |
| 12/24/2014 | CN204039302U 一种二甲基亚砜废盐的回收处理设备 One kind of recycling waste salt DMSO treatment equipment |
| 12/24/2014 | CN104230768A 一种二甲基亚砜废盐的回收处理系统 One kind of recycling waste salt DMSO system |
| 12/24/2014 | CN104229835A 一种采用蒸汽压缩再循环技术进行氯化钾脱氯的方法 A vapor-compression technology for recycling of potassium chloride dechlorination Methods |
| 12/24/2014 | CN104229815A 一种以硝酸处理钠硼解(钙)石矿或硼镁矿制备硼酸和硝酸钠的方法 A boron solution of sodium nitrate treatment (calcium) quarry or the preparation of boric acid and sodium nitrate ascharite methods |
| 12/24/2014 | CN103601221B 从拜耳法生产氧化铝的循环母液中提取硝酸钾的方法 Bayer liquor extracted from alumina production cycle of potassium nitrate |
| 12/17/2014 | CN103145184B 一种由铋金属湿法制备针状氧化铋的工艺 A wet preparation from bismuth oxide, bismuth metal needle craft |
| 10/28/2014 | US8871170 Polyhalite IMI process for KNO3 production |
| 10/02/2014 | WO2014154189A1 A method of production of potassium nitrate by electrodialysis and apparatus for making the same |
| 08/13/2014 | CN103979705A 一种蒽醌类染料碱性废水中硝酸钾的回收方法 An anthraquinone-based dye alkaline wastewater recycling process of potassium nitrate |
| 08/13/2014 | CN102336419B 硫酸钠型卤水生产散湿盐的专用设备 Type sodium salt brine production equipment scattered wet |
| 07/23/2014 | CN203724794U 一种双效连续蒸发系统 A dual effect of continuous evaporation system |
| 07/23/2014 | CN103933848A 一种硝酸、硝盐生产尾气中氮氧化物的治理工艺及装置 A nitric acid, nitrate production exhaust treatment process and apparatus for nitrogen oxides |
| 07/23/2014 | CN102923737B 钠硝石矿浸取液动态溶解制取的方法 Methods sodium saltpeter mine leach solution to dissolve the preparation of dynamic |
| 07/03/2014 | US20140186242 Water treatment |
| 06/25/2014 | CN203668013U 硝酸钾提纯设备 Potassium nitrate purification equipment |
| 06/25/2014 | CN103041612B 一种硝酸钠真空冷却结晶工艺中产品质量控制的方法 A vacuum cooling crystallization process quality control methods sodium nitrate |
| 06/11/2014 | CN103848444A Purifying agent for molten salt and in-situ purification method |
| 06/11/2014 | CN103848443A Steam self-supply system for producing sodium nitrate/sodium nitrite |
| 06/11/2014 | CN103848441A Cooling-control purification method of molten salt and impurity removal agent |
| 05/29/2014 | US20140147367 Crystallization apparatus |
| 05/21/2014 | CN103803588A 一种硝酸钾的制备方法 Method for preparing potassium nitrate |
| 05/07/2014 | CN103771461A 复分解法制备硝酸钾的方法 Preparation of potassium nitrate metathesis method |
| 05/07/2014 | CN103771460A 利用含硝酸盐的硫酸镁亚型卤水制取钾混盐矿及生产硝酸钾的方法 The use of nitrate-containing magnesium sulfate subtype brine preparation and production of potassium nitrate and potassium salt mixed methods |
| 04/09/2014 | CN103708486A Method for preparing boric acid and sodium nitrate by processing native borax with nitric acid |
| 04/02/2014 | CN103693661A Process for producing high-purity potassium nitrate with low-quality raw materials |
| 04/02/2014 | CN102408322B Method for recycling sodium caprylate |
| 03/27/2014 | WO2014045978A1 Molten salt for use in toughening glass, production method of toughened glass, and life extension method of molten salt for use in toughening glass |
| 02/26/2014 | CN103601221A Method for extracting potassium nitrate from circulating mother liquor for producing aluminum oxide through Bayer process |
| 02/12/2014 | CN203425708U Tail gas absorption device |
| 02/12/2014 | CN103570047A Method for preparing compound through double decomposition reaction by using recyclable assistants |
| 02/12/2014 | CN103566732A Alkaline-method wet-type desulfurization denitration technology and device |
| 02/05/2014 | CN103553104A Recovery method for waste CO sulfur tolerant shift catalyst |
| 02/05/2014 | CN103553084A Method and device for treating converted gas in production of sodium nitrate |
| 01/29/2014 | CN103539167A Method of continuously purifying potassium nitrate in batch in waste generated by glass hardening process |
| 01/29/2014 | CN103539166A Method for preparing potassium nitrate by use of potassium feldspar |
| 01/29/2014 | CN103539142A Method for combined extraction of potassium-magnesium fertilizer, boric acid and lithium carbonate from sodium sulfate subtype salt lake |
| 01/22/2014 | CN103523803A Method of preparing sodium nitrate bittern by utilization of dewatering screens |
| 01/15/2014 | CN102616754B Treatment system and treatment method for sodium nitrate containing selenium |
| 12/25/2013 | CN103466664A Fully-automatic production line type potassium nitrate recovering process |
| 12/18/2013 | CN102491375B Method and device for producing sodium nitrate |
| 12/12/2013 | WO2013181827A1 Method and device for producing plant nitrogen fertilizer nutritive solution with seawater as raw material |
| 12/05/2013 | US20130323156 Method and apparatus for sequencing-batch purification of potassium nitrate from solid waste produced by glass-strengthening process |
| 12/04/2013 | CN103420399A Method for extracting soluble potassium from potassium feldspar by using acid process |
| 11/13/2013 | CN103387506A Method for producing EDTA ferric sodium salt by recovering Fe<II>EDTA wet-process complexed denitrated waste-liquid |
| 11/13/2013 | CN102372294B Method for preparing agricultural potassium nitrate by using nitratine and potassium-rich mother liquid |
| 10/16/2013 | CN103351003A Technological method for preparing boric acid, calcium carbonate and sodium nitrate by decomposing ulexite mine with nitric acid |
| 09/11/2013 | CN102491376B Method and device for preparing sodium nitrite by utilizing mother solution |
| 09/04/2013 | CN203170208U Device for recovering nitric acid tail-gas in production of strontium nitrate |
| 08/21/2013 | CN103253687A Improvement of potassium nitrate producing method |
| 08/14/2013 | CN102432042B Method for directly producing potassium nitrate end product from complex nitrate bittern |
| 08/07/2013 | CN103237760A Method for separation and collection of purified alkali metal salt |
| 07/31/2013 | CN203095633U Steam self-supply system for production of sodium nitrate/nitrite |
| 07/31/2013 | CN203095632U Dynamic dissolving leacher |
| 07/24/2013 | CN103212280A Heat recovery system for high temperature flue gas at ammoxidation section |
| 07/17/2013 | CN103204522A Preparation method of high-purity mass potassium nitrate |
| 07/17/2013 | CN102408118B Process for producing high-concentration sodium nitrate brine by virtue of counterflow, rotary and dynamic leaching of nitratine ore |
| 07/17/2013 | CN102351220B System and technology for recovering sodium nitrate from tin-containing waste liquid treatment tail water |
| 07/10/2013 | CN203048615U Dynamically dissolved extraction solution preparation device of nitratine ore plowing device |
| 06/26/2013 | CN203021305U Sodium nitrate crystallization system |
| 06/26/2013 | CN103172091A Potassium nitrate metathesis technology with improved raw material ratio |
| 06/12/2013 | CN103145184A Process for preparing needle-like bismuth oxide from bismuth by using wet method |
| 06/06/2013 | US20130142716 Method and system for reducing industrial emissions |
| 06/05/2013 | CN103130248A Method for preparing potassium salt from biomass fuel boiler ash |
| 05/22/2013 | CN103112876A Method for preparing potassium nitrate by utilizing nitric acid and potassium chloride |
| 05/22/2013 | CN103112875A Process for preparing agricultural potassium nitrate by utilizing potassium-enriched rock |
| 05/15/2013 | CN103101933A Dynamic dissolving and leaching device |
| 05/08/2013 | CN102167367B Process for producing high-concentration sodium nitrate brine through rotation dynamic leaching of nitratite ore |
| 04/24/2013 | CN103058230A Sodium nitrate crystallization system |
| 04/17/2013 | CN103041612A Method for controlling sodium nitrate quality in vacuum cooling crystallization technology |
| 04/10/2013 | CN103028313A Integrated desulfuration and denitration method for wet oxidation of flue gas |
| 03/06/2013 | CN102951661A Production method of potassium nitrate |
| 03/05/2013 | US8388916 Process for production of commercial quality potassium nitrate from polyhalite |
| 02/13/2013 | CN202729826U Equipment for purifying potassium nitrate in waste generated in glass gardening process |
| 02/13/2013 | CN102923737A Method for dynamically dissolving and preparing nitratine ore leaching solution |
| 02/06/2013 | CN102910651A Counterflow circulation washing extraction method by using nitratine |
| 01/16/2013 | CN202671221U Dimethyl sulfoxide waste salt recovery device |
| 01/09/2013 | CN102869609A Polyhalite IMI process for KNO3 production |
| 12/26/2012 | CN102838139A Method for producing potassium nitrate by utilizing salt lake brine in brine mixing mode |