Synonym: purgation, refinement, refining. Similar words: clarification, esterification, ratification, gratification, specification, justification, certification, qualification. Meaning: [‚pjʊrɪfɪ'keɪʃn /‚pjʊə-] 
n. 1. the act of cleaning by getting rid of impurities 2. the process of removing impurities (as from oil or metals or sugar etc.) 3. a ceremonial cleansing from defilement or uncleanness by the performance of appropriate rites 4. the act of purging of sin or guilt; moral or spiritual cleansing.
n. 1. the act of cleaning by getting rid of impurities 2. the process of removing impurities (as from oil or metals or sugar etc.) 3. a ceremonial cleansing from defilement or uncleanness by the performance of appropriate rites 4. the act of purging of sin or guilt; moral or spiritual cleansing. 
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61. Presents the organic waste gas purification treatment for a fiberglass fabric workshop.
62. This paper reports about preparation and purification of ONA probe related to deoxycytidine kinase gene. The hybridization condition has been explored.
63. A method for the purification of solanesol by preparative liquid chromatography was proposed.
64. The purification of commercial PPS was conducted with the mixture of PEG and NMP. The results showed that the impurities contained in PPS can be eliminated effectively in high temperature.
65. Based on fumigation tests, the paper study the absorption and purification ability of some north China tree species to air pollutant, such as SO2, Cl2 and HF.
66. Early on, sumo was incorporated into Shinto purification rituals, after which it became court entertainment.
67. Sugar refinery and painting industry, also used in purification and decoloring.
68. Result:Three different types of big hole absorption resin had obvious purification function on polyporus umbellata polysaccharide. The best purification effect is AB—8 type big hole absorption resin.
69. The process of gas purification of coke furnace in small coking plants is simple and crude.
70. By using his theory of narrative drama, Brecht was unequivocally opposed to the traditional tragedy of the purification and resonance of thought, but not opposed to the tragic of drama.
71. Using paraffin amine as dissolvent and kerosene as diluent for the purification and defluorination of wet process phosphoric acid by solvent extraction was studied.
72. Conclusion The air purification device can effectively eliminate the typical chemical and biological pollutants in tunnels, and the field-test showed that the air quality is guaranteed.
73. Combining chemical purification and adsorption purification, this paper studies their effect on further purification of calcium and magnesium ions.
74. Production Capacity of Gaswork Gas refers to the actual comprehensive production capacity of the urban gasworks in gas generation, purification and delivery.
75. An experimental investigation on purification of ethylbenzene waste gas a biofilter packed with ceramic pellets.
76. We want to buy Waste Water Treatment, Water Purification, Dewatering, Bar Screen, Rotary Drum Screen, Jet Diffuser, Pump, Water Filter, Belt Filter Press, Powder Dissolver Pumps and Pumping Equipment.
77. In the pilot experiment of separation of purified brine with Gore membrane, we study the quality of brine treatment and brine purification as well as cleaning technology of Gore membrane scaling.
78. The synthesis of dioxybenzoin from phenylacetic acid by chloridization and Friedel-Crafts reaction is described. The purification method of dioxybenzoin is discussed.
79. Objective:To find out the purification method of the balsam pear(Momordica charantia)ribosome inactivating proteins(RIP)and to study the activity of RIP in restraining TMV.
80. The production methods and purification techniques cuprous chloride are introduced in this paper.
81. Environmental engineering project includes waste gas purification, waste water treatment, solid waste disposal and it is a high cost rate industry.
82. Downflow chamber and surface layer were main purification space of pollutants.
83. Simultaneously also obviously weakened the sewage treatment field purification function.
84. Expanded bed adsorption (EBA) is a novel bioseparation technique, which integrates clarification(sentencedict.com/purification.html), concentration and initial purification into a single unit operation.
85. The article proposes some rudimental methods of cutting compound selection, supply, purification and recycling based on the cutting compound requirements that are demanded in clean production.
86. The electric control system of the equipments for converter smoke purification and gas recovery is introduced.
87. Secondly, NIRS was proposed for fast detection the content of naringin and neohesperidin during the purification process of Fructus Aurantii.
88. Enoxaparin sodium was prepared from heparin sodium via salinization, esterification, depolymerization and purification.
89. However, air purification effect of green coverage ratio works as a form of dynamic, complex, delayed, and accumulated action, which needs a longer-term for evaluation.
90. With the improvement of purification methods such as IMS and FACS, the PCR technology will have broad way for the research of detection of cryptosporidium in water.
More similar words: clarification, esterification, ratification, gratification, specification, justification, certification, qualification, nullification, classification, personification, quantification, identification, desertification, intensification, indication, medication, dedication, application, publication, vindication, implication, communication, intoxication, prevarication, telecommunications, purify, education, location, terrific.