hydrogen nitrateとは 意味・読み方・使い方

The raw water containing the nitrate nitrogen is supplied to the reaction chamber 10 and the gaseous hydrogen in the gaseous mixture diffused from an air diffuser 18 is regulated to a specified concentration or above and the nitrate nitrogen in the raw water is biologically subjected to the denitrification treatment.例文帳に追加

硝酸性窒素を含有する原水を反応槽１０に供給し、散気装置１８から散気する混合ガス中の水素ガスを一定の濃度以上にして、原水中の硝酸性窒素を生物学的に脱窒処理する。 - 特許庁

Nitrite ions and nitrate ions are made to coexist in the sludge, by which the hydrogen sulfide of the sludge is removed and the generation thereof is prevented.例文帳に追加

汚泥中に亜硝酸イオンと硝酸イオンを共存させることを特徴とする、汚泥の硫化水素の除去及び発生を防止する方法。 - 特許庁

In the denitrification tank 2, hydrogen sulfide reacts with nitrate-nitrogen in the treated water in the anaerobic reaction tank 1 by the action of sulfur oxide bacteria to progress denitrification.例文帳に追加

脱窒槽２内では硫黄酸化細菌の働きで嫌気反応槽処理水中の硫化水素と硝酸性窒素が反応して脱窒が進行する。 - 特許庁

By introducing rich spike mainly comprising hydrogen, NOX stored in the NOX storage material is reduced at temperatures of the thermal decomposition temperature or lower of a nitrate of the NOX storage material.例文帳に追加

水素を主とするリッチスパイクを導入することで、NO_x 吸蔵材の硝酸塩の熱分解温度以下の温度でNO_x 吸蔵材に吸蔵されたNO_x を還元浄化する。 - 特許庁

Usually the inorganic alkali metal salt is one selected from the group consisting of a chloride, carbonate, hydrogen carbonate, hydroxide, nitrate and sulfate.例文帳に追加

無機アルカリ金属塩は、通常、塩化物塩、炭酸塩、炭酸水素塩、水酸化物塩、硝酸塩および硫酸塩からなる群から選ばれた少なくとも一つである。 - 特許庁

To provide a method and an apparatus for continuously removing nitrate nitrogen in the water in which an organic hydrogen donor is not used, anaerobic treatment is not necessitated and nitrogen gas is not retained in the nitrogen removing system and which can be applied even to waste water containing high-concentration nitrate nitrogen.例文帳に追加

有機性の水素供与体を使用せず、嫌気処理を行う必要がなく、また脱窒素系内に窒素ガスが滞留せず、しかも高濃度の硝酸性窒素含有排水にも適用できる連続処理方式の脱窒素方法及び装置の提供。 - 特許庁

A metal wiring etchant according to the present invention includes hydrogen peroxide, an oxidant, a fluorine compound, a chelating agent, a nitrate-based compound, a boron-based compound, an additive, and water as the remainder.例文帳に追加

本発明による金属配線エッチング液は、過酸化水素、酸化剤、フッ素化合物、キレート剤、硝酸系化合物、ホウ素系化合物、添加剤、及び残量の水を含むことを特徴とする。 - 特許庁

In the method for manufacturing the catalyst for removing the CO in the hydrogen-containing gas, ruthenium nitrate (a) is supported on a refractory inorganic oxide carrier, and then is dried and reduced without burning (1).例文帳に追加

（１）ルテニウムの硝酸塩（ａ）を耐火性無機酸化物担体に担持処理後乾燥させ、焼成を行うことなく、還元する水素含有ガス中のＣＯ除去触媒の製造方法。 - 特許庁