JPH06121981A - Treatment of waste liquid from production process of sucrose - Google Patents
Treatment of waste liquid from production process of sucroseInfo
- Publication number
- JPH06121981A JPH06121981A JP29393892A JP29393892A JPH06121981A JP H06121981 A JPH06121981 A JP H06121981A JP 29393892 A JP29393892 A JP 29393892A JP 29393892 A JP29393892 A JP 29393892A JP H06121981 A JPH06121981 A JP H06121981A
- Authority
- JP
- Japan
- Prior art keywords
- calcium
- waste liquid
- sucrose
- molasses
- treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Water Treatment By Sorption (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Specific Substances (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、蔗糖関連廃液等の処理
方法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for treating sucrose-related waste liquid and the like.
【０００２】[0002]
【従来の技術】製糖工業において、糖蜜、及びそれから
蔗糖を分離した後の廃糖蜜が生成するが、糖蜜も着色し
ており、また、廃糖蜜はその着色度が高く、その処理が
問題となっている。一方、廃糖蜜には各種の栄養成分が
含有されているので、微生物の培養培地ないし発酵生産
用培地として、発酵工業においても広く利用されてい
る。しかしながら、これらの処理が終了した培養廃液、
発酵廃液は、着色度が高いばかりでなくＴＯＣ等も高
く、このままでは河川に直接放流することはできなかっ
た。2. Description of the Related Art In the sugar industry, molasses and molasses after separation of sucrose are produced, but molasses is also colored, and molasses is highly colored, and its treatment is a problem. ing. On the other hand, since molasses contains various nutritional components, it is widely used in the fermentation industry as a culture medium for microorganisms or a medium for fermentation production. However, the culture effluent after these treatments,
The fermentation effluent was not only highly colored but also high in TOC and the like, and could not be directly discharged into the river as it was.
【０００３】そこで従来より、ポリ硫酸鉄（ｐｏｌｙｆ
ｅｒｒｉｃ ｓｕｌｆａｔｅ、ＰＦＳ）やポリ塩化アル
ミニウム（ｐｏｌｙａｌｕｍｉｎｕｍ ｃｈｌｏｒｉｄ
ｅ、ＰＡＣ）等の凝集剤を用いて処理が行われている
が、満足すべき結果は得られていない。Therefore, conventionally, poly iron sulfate (polyf) has been used.
erric sulphate (PFS) and polyaluminum chloride (polyaluminum chloride)
e, PAC) and other coagulants have been used, but satisfactory results have not been obtained.
【０００４】[0004]
【発明が解決しようとする課題】本発明は、上記したよ
うな製糖工業、発酵工業等における現状に鑑み、蔗糖関
連廃液等を効率的に処理して、脱色、ＴＯＣの低下を図
る目的でなされたものであり、特に、コスト面や操作面
も考慮した工業的な処理方法を新たに開発する目的でな
されたものである。SUMMARY OF THE INVENTION The present invention has been made in view of the present circumstances in the sugar manufacturing industry, the fermentation industry and the like as described above, for the purpose of efficiently treating sucrose-related waste liquid and the like to achieve decolorization and reduction of TOC. In particular, it was made for the purpose of newly developing an industrial treatment method in consideration of cost and operation.
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
に各方面から検討した結果、各種の凝集剤を直接試用す
るという従来からの発想を転換する必要を認め、迂回的
思考ながら、先ず着色等の原因を究明することとした。[Means for Solving the Problems] As a result of examining from various directions in order to achieve the above-mentioned object, it was recognized that it is necessary to change the conventional idea of directly trying various coagulants, and while circumventing thinking, first coloring It was decided to investigate the cause such as.
【０００６】その結果、フッ素化合物が原因物質である
ことをはじめてつきとめたのである。As a result, they first found that the fluorine compound was the causative substance.
【０００７】そして、このフッ素化合物の除去ないし処
理方法を検討した結果、特に工業的見地から、カルシウ
ム化合物で処理することにより、これら廃液等の処理が
効率的に行われるという新知見を得、ここに本発明を完
成するに至ったのである。As a result of studying the method for removing or treating this fluorine compound, a new finding was obtained from the industrial viewpoint that treatment of these waste liquids and the like was efficiently performed by treating with a calcium compound. Thus, the present invention has been completed.
【０００８】すなわち本発明は、廃液等の着色等の原因
がフッ素化合物にあることをはじめて発見しただけでな
く、その処理、特に工業的処理として、カルシウム化合
物処理が最適であることもはじめてつきとめ、これらの
新規知見を基礎とし、更に検討の結果遂にに完成された
ものである。That is, in the present invention, not only was it discovered for the first time that the cause of coloring of waste liquid, etc., was a fluorine compound, but it was also found for the first time that the calcium compound treatment was the most suitable treatment, especially as an industrial treatment, Based on these new findings, it was finally completed as a result of further study.
【０００９】すなわち、本発明は、蔗糖関連廃液等をカ
ルシウム化合物で処理することにより、蔗糖関連廃液等
の脱色、ＴＯＣ除去等の処理を行うことを重要なポイン
トのひとつとするものである。以下、本発明について詳
しく説明する。That is, one of the important points of the present invention is to treat the sucrose-related waste liquid and the like with a calcium compound to decolorize the sucrose-related waste liquid and to remove TOC. Hereinafter, the present invention will be described in detail.
【００１０】本発明は、上記したように、蔗糖関連廃液
等をカルシウム化合物で処理する点を発明の骨子のひと
つとするものであるが、蔗糖関連廃液等としては、１番
みつ、２番みつ、ディスカードモラセス、ハイ−テスト
モラセスといった糖蜜類；砂糖を回収し得ないようにな
った最終糖液である廃糖蜜；糖蜜類又は廃糖蜜を用いて
微生物を培養したり発酵処理を行ったり蒸留処理を行っ
たりした後の廃液であるモラセス発酵廃液；その他ビー
ト糖や甘しょ糖の糖液、廃液等関連するものがすべて挙
げられる。As described above, the present invention is one of the main points of the invention in that the sucrose-related waste liquid is treated with a calcium compound. However, as the sucrose-related waste liquid, etc. , Molasses such as Discard Molasses, High-Test Molasses; waste molasses that is the final molasses that can no longer recover sugar; culture or fermentation of microorganisms using molasses or molasses and distillation Molasses fermentation effluent which is a effluent after processing or the like; other related effluents such as beet sugar and sugar syrup, and effluent.
【００１１】また、本発明は、特に従来の方法では工業
的処理ができなかったフッ素含有液を効率的に処理する
ことができるので、上記した蔗糖関連廃液等のほか、各
種のフッ素含有液を有効に処理することができる。ま
た、蔗糖関連廃液等においても、比較的フッ素濃度の高
いものは本発明方法で処理し、そうでないものは従来法
で処理したりして、各種の方法を組合せることにより工
業的に効率的処理をすることも可能である。In addition, the present invention can efficiently treat a fluorine-containing liquid which could not be industrially treated by the conventional method. Therefore, in addition to the above-mentioned sucrose-related waste liquid, various fluorine-containing liquids can be used. It can be effectively processed. Also, among sucrose-related waste liquids, those having a relatively high fluorine concentration are treated by the method of the present invention, and those not having a high fluorine concentration are treated by the conventional method, which is industrially efficient by combining various methods. It is also possible to process.
【００１２】本発明を実施するには、蔗糖関連廃液等と
カルシウム化合物及び／又はその含有物とを接触せしめ
ればよく、カルシウム化合物等を固体のまま又は液状な
いしスラリー化して蔗糖関連廃液等に添加するだけで充
分である。その際、攪拌したり混合したりして両者の接
触を更に密にすれば良い結果が得られるのは当然のこと
であるし、カルシウム化合物は一度に添加してもよいし
数回に分けて添加してもよい。また、両者の接触は、強
酸性下で行うのは避け、好ましくはｐＨ３程度以上、特
に好ましくは中性〜アルカリ性以上で行うのがよい。生
成したＣａＦ2の溶解度が低下するのが一因と推定され
るからである。In order to carry out the present invention, the sucrose-related waste liquid or the like may be brought into contact with the calcium compound and / or the content thereof, and the calcium compound or the like may be used as a solid or in a liquid or slurry form to form the sucrose-related waste liquid or the like. It is enough to add it. In that case, it is a matter of course that good results can be obtained by stirring or mixing to make the contact between them more intimate, and the calcium compound may be added at one time or divided into several times. You may add. Further, the contact between the both should be avoided under strong acidity, preferably about pH 3 or higher, and particularly preferably neutral to alkaline or higher. This is because it is estimated that the solubility of the produced CaF 2 is lowered.
【００１３】カルシウム化合物としては、酸化カルシウ
ム、炭酸カルシウム、水酸化カルシウム、塩化カルシウ
ム、リン酸カルシウム、酢酸カルシウム、クエン酸カル
シウム、シュウ酸カルシウム、酒石酸カルシウム、コハ
ク酸カルシウム、乳酸カルシウムその他無機及び有機の
カルシウム化合物が広く使用される。The calcium compounds include calcium oxide, calcium carbonate, calcium hydroxide, calcium chloride, calcium phosphate, calcium acetate, calcium citrate, calcium oxalate, calcium tartrate, calcium succinate, calcium lactate and other inorganic and organic calcium compounds. Is widely used.
【００１４】またその含有物とは、カルシウム化合物を
含有するものをすべて指し、例えば、粗製のカルシウム
化合物のほか、卵殻、貝殻、骨、石灰石、石灰岩等が例
挙される。The term "inclusions" refers to all those containing calcium compounds, and examples thereof include crude calcium compounds, as well as eggshells, shells, bones, limestone, limestone and the like.
【００１５】カルシウム化合物、その含有物は、そのカ
ルシウム純度及び処理対象液のフッ素含有量に応じて、
適宜決定する。また、本発明においては、カルシウム単
独使用のみでなく、従来より用いられてきたカルシウム
以外の他の凝集剤の使用も妨げるものではなく、他の凝
集剤と同時にカルシウムを併用したり、及び／又は、凝
集剤使用の前及び／又は後にカルシウムを使用したりし
てもよい。The calcium compound and its content are determined according to the calcium purity and the fluorine content of the liquid to be treated.
Determine as appropriate. Further, in the present invention, not only the use of calcium alone, but also the use of other flocculants other than conventionally used calcium is not hindered, and calcium is used in combination with other flocculants, and / or Alternatively, calcium may be used before and / or after using the flocculant.
【００１６】上記したような処理によって、通常の場合
は、脱色及びＴＯＣ除去が充分に行われるのであるが、
未だ効果が充分でなかったり更に処理しようとする場合
には、活性炭処理すればよい。活性炭処理によれば、各
種の廃液等を希望どおりに処理することができる。In the usual case, the above-mentioned treatments sufficiently perform decolorization and TOC removal.
If the effect is not yet sufficient or if further treatment is desired, activated carbon treatment may be performed. According to the activated carbon treatment, various waste liquids can be treated as desired.
【００１７】以下、本発明を実施例により更に詳しく説
明する。Hereinafter, the present invention will be described in more detail with reference to examples.
【００１８】[0018]
【実施例】蔗糖関連廃液等のサンプルとしては、パン酵
母廃液（パン酵母発酵廃液：試料Ｉ；そのメタン発酵
液：試料II）、及び、フイリッピンのアルコール発酵廃
液（フイリッピン蒸留廃液：試料III、IV；そのラグー
ン廃液：試料Ｖ）というモラセス発酵廃液を用いた。そ
の発生過程（つまり供試発酵廃液の発生過程）は、下記
表１に示すとおりである。[Examples] Samples of sucrose-related waste liquids include baker's yeast waste liquid (baker's yeast fermentation waste liquid: sample I; its methane fermentation liquid: sample II), and alcoholic fermentation waste liquid of Philippine (filler's distillate waste liquid: sample III, IV). The lagoon waste liquor: sample V) molasses fermentation waste liquor was used. The generation process (that is, the generation process of the test fermentation waste liquid) is as shown in Table 1 below.
【００１９】[0019]
【表１】 [Table 1]
【００２０】（１）これら５種類のモラセス発酵廃液の
サンプル（試料Ｉ〜Ｖ）について、凝集剤ＰＦＳ及びＰ
ＡＣを用いて、その脱色及びＴＯＣ除去能を測定した。(1) With respect to these five kinds of molasses fermentation waste liquid samples (Samples I to V), coagulants PFS and P
The decolorization and TOC removal ability were measured using AC.
【００２１】先ず試料を各５ｍｌとり、これにＰＦＳ又
はＰＡＣを所定量加えた。そしてこれを激しく５分間攪
拌した後、ゆるやかに１０分間攪拌した。得られた混合
物を３０℃、３４００ｒｐｍで１０分間遠心分離した。
ｐＨは、ＴＯＡ ｐＨメータ（モデルＨＭ−３０５）で
測定し、また、脱イオン水で希釈した後、４７５ｎｍで
の吸光度をＨＩＴＡＣＨＩ ＵＶ−ＶＩＳ レコーディ
ング スペクトロフォトメータ（モデルＵ−２０００）
で測定した。First, 5 ml of each sample was taken, and a predetermined amount of PFS or PAC was added thereto. Then, this was vigorously stirred for 5 minutes and then gently stirred for 10 minutes. The resulting mixture was centrifuged at 30 ° C. and 3400 rpm for 10 minutes.
The pH was measured with a TOA pH meter (model HM-305), and after being diluted with deionized water, the absorbance at 475 nm was measured with a HITACHI UV-VIS recording spectrophotometer (model U-2000).
It was measured at.
【００２２】得られた結果の内、試料Ｉ〜Ｖにおける凝
集剤添加後の着色及びＴＯＣを図１〜図３に示した。ま
た、各試料について、その脱色に最適な凝集剤添加量で
の着色、脱色率、ｐＨ、ＴＯＣ及びＴＯＣ除去率を下記
の表２及び表３に示した。なお、使用したＰＦＳの組成
は、下記表４のとおりであった。Of the results obtained, the coloring and TOC after addition of the aggregating agent in Samples I to V are shown in FIGS. In addition, for each sample, the coloring, decolorization rate, pH, TOC, and TOC removal rate at the optimum amount of coagulant added for decolorization are shown in Tables 2 and 3 below. The composition of PFS used was as shown in Table 4 below.
【００２３】[0023]
【表２】 [Table 2]
【００２４】[0024]
【表３】 [Table 3]
【００２５】[0025]
【表４】 [Table 4]
【００２６】（２）これらの結果から明らかなように、
試料Ｉ、II及びＶについては、極めて容易に脱色され、
着色ならびにＴＯＣの除去率は、それぞれ９８％、６５
〜８０％を達成している。しかしながら試料III、IVに
ついては、全く脱色されていない。(2) As is clear from these results,
Samples I, II and V were decolorized very easily,
Coloring and TOC removal rates are 98% and 65%, respectively.
Has achieved ~ 80%. However, Samples III and IV were not decolorized at all.
【００２７】そこで各試料について、イオン分析を行っ
た。そして、凝集剤及び各試料における凝集剤添加（最
適凝集剤添加量）前後のイオン濃度についての結果を得
た。それを下記の表５、表６に示す。なお、陰イオン
は、陰イオン交換カラムＳＡＸＩ−２５１を装填したイ
オンクロマトグラフィー（横河北辰電気（株）、Ｍｏｄ
ｅｌ ＩＣ−１００）で、また陽イオンは、プラズマ発
光分光分析装置（Ｊａｒｒｅｌｌ−Ａｓｈ Ｐｌａｓｍ
ａ Ａｔｏｍｃｏｍｐ Ｍｏｄｅｌ ９７５）でそれぞ
れ測定した。Therefore, ion analysis was performed for each sample. Then, the results of the coagulant and the ion concentration before and after the coagulant addition (the optimum coagulant addition amount) in each sample were obtained. The results are shown in Tables 5 and 6 below. The anion was measured by ion chromatography (Yokogawa Hokushin Electric Co., Ltd., Mod) loaded with an anion exchange column SAXI-251.
EL IC-100) and positive ions were measured by a plasma emission spectrophotometer (Jarrell-Ash Plasma).
a Atomcomp Model 975).
【００２８】[0028]
【表５】 [Table 5]
【００２９】[0029]
【表６】 [Table 6]
【００３０】（３）上記結果から明らかなように、試料
III、IVは、他の試料に比してフッ素含有量が高く、フ
ッ素が脱色、ＴＯＣ低下を阻害していることが確認され
た。(3) As is clear from the above results, the sample
It was confirmed that III and IV had a higher fluorine content than the other samples, and that fluorine inhibited decolorization and TOC reduction.
【００３１】（４）そこで、透析スロップ（オリエンタ
ル酵母（株））をＰＦＳ（４０ｍｌ／ｌ）処理した液に
各種のカルシウム化合物を添加した後、その上清のフッ
素含有量、着色（吸光度）、ｐＨを測定したところ、下
記する表７の結果が得られた。(4) Then, after adding various calcium compounds to a solution obtained by treating dialysis slop (Oriental Yeast Co., Ltd.) with PFS (40 ml / l), fluorine content of the supernatant, coloring (absorbance), When the pH was measured, the results shown in Table 7 below were obtained.
【００３２】[0032]
【表７】 [Table 7]
【００３３】上記結果から明らかなように、カルシウム
化合物がフッ素含有量を低下せしめ、もって脱色するこ
とが立証された。As is clear from the above results, it has been proved that the calcium compound lowers the fluorine content and thus decolorizes.
【００３４】（５）次に、フィリッピンのアブソルート
社（Ａｂｓｏｌｕｔ Ｃｈｅｍｉｃａｌｓ，Ｉｎｃｏｒ
ｐｏｒａｔｅｄ）由来の新鮮スロップ（ａ）、バイオダ
イジェスタ流出液（ｂ）、ラグーン流出液（ｃ）につい
て、それぞれＰＦＳ処理（４０ｍｌ／ｌ）するととも
に、ＣａＯを変量併用し、その上清の着色及びｐＨを測
定して図４の結果を得た。同じくＣａＯをＣａ（ＯＨ）
2、ＣａＣＯ3に変え、得られた結果をそれぞれ図５、図
６に示した。なお、対照として、新鮮スロップとバイオ
ダイジェスタをＰＦＳ及びＰＡＣでそれぞれ処理した場
合の結果を、図７、図８に示した。(5) Next, Absolute Chemicals, Incor of Philippines
Each of the fresh slop (a), biodigester effluent (b) and lagoon effluent (c) derived from P. The pH was measured and the results shown in FIG. 4 were obtained. Similarly CaO is Ca (OH)
Changed to 2, CaCO 3, and the results obtained 5, shown in FIG. As a control, the results when fresh slop and biodigester were treated with PFS and PAC, respectively, are shown in FIGS. 7 and 8.
【００３５】[0035]
【発明の効果】本発明によって、はじめて、フッ素と着
色及びＴＯＣの因果関係が明らかにされ、カルシウム化
合物を使用することにより、フッ素を抑制して脱色及び
ＴＯＣ除去が可能となった。したがって本発明によれ
ば、フッ素含有液、例えば蔗糖関連廃液等を工業的に処
理することが可能となり、廃液処理に有利に利用される
ほか、糖液等の清澄化等にも有利に利用することができ
る。Industrial Applicability According to the present invention, the causal relationship between fluorine and coloring and TOC has been clarified for the first time, and the use of a calcium compound has made it possible to suppress fluorine and decolorize and remove TOC. Therefore, according to the present invention, it becomes possible to industrially treat a fluorine-containing liquid, for example, a sucrose-related waste liquid, which is advantageously used for waste liquid treatment and also for clarification of sugar liquid and the like. be able to.
【図１】凝集剤（ＰＦＳ、ＰＡＣ）添加後の着色及びＴ
ＯＣを示す（試料Ｉ、II）FIG. 1 Coloring and T after addition of flocculants (PFS, PAC)
Indicates OC (Samples I, II)
【図２】同（試料III、IV）[FIG. 2] Same (Samples III and IV)
【図３】同（試料Ｖ）[FIG. 3] Same (Sample V)
【図４】ＰＦＳ処理した３種類の廃液に対するＣａＯに
よる脱色を示す。FIG. 4 shows decolorization by CaO for three types of PFS-treated waste liquids.
【図５】同じくＣａ（ＯＨ）2による脱色を示す。FIG. 5 also shows decolorization with Ca (OH) 2 .
【図６】同じくＣａＣＯ3による脱色を示す。FIG. 6 also shows decolorization by CaCO 3 .
【図７】２種類の廃液に対するＰＦＳ単用による処理結
果を示す。FIG. 7 shows the results of treatment of PFS alone for two types of waste liquid.
【図８】同じくＰＡＣ単用による処理結果を示す。FIG. 8 also shows the result of processing by PAC alone.
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.5 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｃ０２Ｆ 1/58 Ｍ ─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 5 Identification code Office reference number FI technical display location C02F 1/58 M
Claims (6)
／又はその含有物で処理することを特徴とする蔗糖関連
廃液等の処理方法。1. A method for treating a sucrose-related waste liquid or the like, which comprises treating the sucrose-related waste liquid or the like with a calcium compound and / or a substance containing the same.
び／又は、それを用いた培養ないし発酵廃液であること
を特徴とする請求項１に記載の処理方法。2. The treatment method according to claim 1, wherein the sucrose-related waste liquid is molasses or molasses, and / or culture or fermentation waste liquid using the molasses.
であることを特徴とする請求項１又は請求項２に記載の
処理方法。3. The processing method according to claim 1 or 2, wherein the sucrose-related waste liquid or the like contains fluorine.
のみを使用するか、あるいは、カルシウム化合物及び／
又はその含有物と同時にないしは時期をずらして他の凝
集剤を使用すること、を特徴とする請求項１〜請求項３
のいずれか１項に記載の処理方法。4. A calcium compound and / or its inclusions are used alone, or a calcium compound and / or
Alternatively, another aggregating agent is used at the same time as the content of the aggregating agent or at a different time, and the other aggregating agent is used.
The processing method according to any one of 1.
炭酸カルシウム、水酸化カルシウム、塩化カルシウム、
リン酸カルシウム、酢酸カルシウム、クエン酸カルシウ
ム、シュウ酸カルシウム、酒石酸カルシウム、コハク酸
カルシウム及び／又は乳酸カルシウムであることを特徴
とする請求項１〜請求項４のいずれか１項に記載の処理
方法。5. The calcium compound is calcium oxide,
Calcium carbonate, calcium hydroxide, calcium chloride,
The treatment method according to any one of claims 1 to 4, which is calcium phosphate, calcium acetate, calcium citrate, calcium oxalate, calcium tartrate, calcium succinate, and / or calcium lactate.
請求項１〜請求項５のいずれか１項に記載の処理方法。6. The treatment method according to claim 1, further comprising activated carbon treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29393892A JPH06121981A (en) | 1992-10-08 | 1992-10-08 | Treatment of waste liquid from production process of sucrose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29393892A JPH06121981A (en) | 1992-10-08 | 1992-10-08 | Treatment of waste liquid from production process of sucrose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06121981A true JPH06121981A (en) | 1994-05-06 |
Family
ID=17801117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29393892A Pending JPH06121981A (en) | 1992-10-08 | 1992-10-08 | Treatment of waste liquid from production process of sucrose |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06121981A (en) |
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|---|---|---|---|---|
| JP2006271237A (en) * | 2005-03-29 | 2006-10-12 | Kohjin Co Ltd | Method for cultivating vegetable reduced in content of nitrate nitrogen |
| KR100674623B1 (en) * | 2005-12-21 | 2007-01-29 | 주식회사 포스코 | Calcium based material handling method for inhibiting ph increase of calcium based dissolution water |
| US7338562B2 (en) | 2004-03-16 | 2008-03-04 | Fabio Alessio Romano Dionisi | Sugar cane juice clarification process |
| JP2008259956A (en) * | 2007-04-11 | 2008-10-30 | Denki Kagaku Kogyo Kk | Treatment material of food processing wastewater and treatment method of food processing wastewater |
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-
1992
- 1992-10-08 JP JP29393892A patent/JPH06121981A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7338562B2 (en) | 2004-03-16 | 2008-03-04 | Fabio Alessio Romano Dionisi | Sugar cane juice clarification process |
| JP2006271237A (en) * | 2005-03-29 | 2006-10-12 | Kohjin Co Ltd | Method for cultivating vegetable reduced in content of nitrate nitrogen |
| JP4587856B2 (en) * | 2005-03-29 | 2010-11-24 | 株式会社興人 | Method for cultivating vegetables with reduced nitrate nitrogen content |
| KR100674623B1 (en) * | 2005-12-21 | 2007-01-29 | 주식회사 포스코 | Calcium based material handling method for inhibiting ph increase of calcium based dissolution water |
| JP2008259956A (en) * | 2007-04-11 | 2008-10-30 | Denki Kagaku Kogyo Kk | Treatment material of food processing wastewater and treatment method of food processing wastewater |
| JP2010051918A (en) * | 2008-08-29 | 2010-03-11 | Taisei Corp | Water purification method and apparatus therefor |
| JP2012035183A (en) * | 2010-08-05 | 2012-02-23 | Ishii Shoji Kk | Method for decoloring and purifying water |
| CN104445549A (en) * | 2014-11-12 | 2015-03-25 | 天津渤化永利化工股份有限公司 | Treatment method for backwash liquid of ceramic microfiltration membrane for low-temperature purification of combined-soda II solution |
| CN104445549B (en) * | 2014-11-12 | 2016-06-15 | 天津渤化永利化工股份有限公司 | The treatment process of the female II liquid ceramic microfiltration membrane backwash liquid used of low temperature purification connection alkali |
| WO2022014884A1 (en) * | 2020-07-13 | 2022-01-20 | 한국화학연구원 | Method for manufacturing mono calcium citrate by using shell and application thereof |
| KR20220008099A (en) * | 2020-07-13 | 2022-01-20 | 한국화학연구원 | Preparation method of monocalcium citrate using disposal oyster shell and application thereof |
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