JPH02129054A - Porous particle granule and production thereof - Google Patents
Porous particle granule and production thereofInfo
- Publication number
- JPH02129054A JPH02129054A JP63284096A JP28409688A JPH02129054A JP H02129054 A JPH02129054 A JP H02129054A JP 63284096 A JP63284096 A JP 63284096A JP 28409688 A JP28409688 A JP 28409688A JP H02129054 A JPH02129054 A JP H02129054A
- Authority
- JP
- Japan
- Prior art keywords
- granulated
- granules
- thickener
- porous
- papermaking sludge
- 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
- 239000008187 granular material Substances 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 239000002245 particle Substances 0.000 title abstract description 9
- 239000010802 sludge Substances 0.000 claims abstract description 26
- 239000002562 thickening agent Substances 0.000 claims abstract description 23
- 239000011230 binding agent Substances 0.000 claims abstract description 16
- 239000004014 plasticizer Substances 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 9
- 239000000454 talc Substances 0.000 claims abstract description 8
- 229910052623 talc Inorganic materials 0.000 claims abstract description 8
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 5
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 5
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004094 surface-active agent Substances 0.000 claims abstract description 5
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 3
- 239000004604 Blowing Agent Substances 0.000 claims description 11
- 238000010304 firing Methods 0.000 claims description 11
- 239000005995 Aluminium silicate Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 235000012211 aluminium silicate Nutrition 0.000 claims description 6
- 239000000440 bentonite Substances 0.000 claims description 6
- 229910000278 bentonite Inorganic materials 0.000 claims description 6
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 6
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 6
- 239000004927 clay Substances 0.000 claims description 4
- 229920000151 polyglycol Polymers 0.000 claims description 4
- 239000010695 polyglycol Substances 0.000 claims description 4
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 3
- 239000004375 Dextrin Substances 0.000 claims description 3
- 229920001353 Dextrin Polymers 0.000 claims description 3
- 229920000084 Gum arabic Polymers 0.000 claims description 3
- 241000978776 Senegalia senegal Species 0.000 claims description 3
- 239000000205 acacia gum Substances 0.000 claims description 3
- 235000010489 acacia gum Nutrition 0.000 claims description 3
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 3
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 3
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 3
- 239000002734 clay mineral Substances 0.000 claims description 3
- 235000019425 dextrin Nutrition 0.000 claims description 3
- 239000010459 dolomite Substances 0.000 claims description 3
- 229910000514 dolomite Inorganic materials 0.000 claims description 3
- 239000010433 feldspar Substances 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 2
- 239000011361 granulated particle Substances 0.000 claims 2
- 238000005469 granulation Methods 0.000 claims 1
- 230000003179 granulation Effects 0.000 claims 1
- 239000004088 foaming agent Substances 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000004115 Sodium Silicate Substances 0.000 abstract description 2
- 229910052911 sodium silicate Inorganic materials 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 239000002440 industrial waste Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 241000256602 Isoptera Species 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 241001474374 Blennius Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000006072 paste Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は多孔性粒体およびこの粒体の製造方法に関す
る。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] This invention relates to porous granules and a method for producing the granules.
従来における多孔性粒体は、粘土等を原料として、製造
されていた。Conventional porous granules have been manufactured using clay or the like as a raw material.
ところで、製紙業界では産業廃棄物として製紙スラッジ
が多量に排出され、一般論として、この廃棄物の有効利
用が望まれている。Incidentally, in the paper manufacturing industry, a large amount of paper manufacturing sludge is discharged as industrial waste, and generally speaking, it is desired to effectively utilize this waste.
発明者はこの製紙スラッジを多孔性粒体の原料とするこ
とに着目した。The inventor focused on using this papermaking sludge as a raw material for porous granules.
この発明の課題は、かかる製紙スラッジを多孔性粒体の
原料として使用可能にすることである。The object of this invention is to make it possible to use such papermaking sludge as a raw material for porous granules.
前記課題を達成するために、発明者は鋭意研究した結果
、この発明に係る多孔性粒体においては、製紙スラッジ
に増粘剤を混合した後、造粒し、この造粒された粒を乾
燥焼成することにより製造されるものである。In order to achieve the above object, the inventor conducted extensive research and found that the porous granules according to the present invention are made by mixing papermaking sludge with a thickener, granulating it, and drying the granulated granules. It is manufactured by firing.
また、製紙スラッジに増粘剤、可塑剤、発泡剤およびバ
インダーを混合した後、造粒し、この造粒された粒体を
乾燥焼成することにより製造することもできる。It can also be produced by mixing a thickener, a plasticizer, a blowing agent, and a binder with papermaking sludge, granulating it, and drying and firing the granulated granules.
更に、製紙スラッジに増粘剤、可塑剤、発泡剤およびバ
インダーを混合した後、造粒し、この造粒された粒体の
表面に表面改良剤を添加した後乾燥し、その後、この乾
燥した粒体を焼成することにより製造することもできる
。Further, the papermaking sludge is mixed with a thickener, a plasticizer, a blowing agent, and a binder, then granulated, a surface improver is added to the surface of the granulated granules, and then dried. It can also be produced by firing granules.
なお、増粘剤としては、水ガラス、粘土鉱物、本節粘土
、長石、ベントナイト、ドロマイト、珪目枇、朝鮮カオ
リン、カルボキシメチルセルロース、アラビアゴム糊、
デキストリンおよび布海苔からなるグループの中から少
なくとも一つを使用すればよい。In addition, as a thickener, water glass, clay mineral, Honbushi clay, feldspar, bentonite, dolomite, silica, Korean kaolin, carboxymethyl cellulose, gum arabic paste,
At least one from the group consisting of dextrin and funoori may be used.
又、可塑剤としては、ポリグリコール誘導体を使用すれ
ばよい。Further, as the plasticizer, a polyglycol derivative may be used.
又、バインダーとしては、ポリエチレングリコールおよ
び炭酸ソーダからなるグループの中から少なくとも一つ
を使用すればよい。Further, as the binder, at least one selected from the group consisting of polyethylene glycol and soda carbonate may be used.
又、表面活性剤としては、タルクおよびカオリンのグル
ープの中から少なくとも一つをを使用すればよい。Further, as the surfactant, at least one selected from the group consisting of talc and kaolin may be used.
なお、この多孔性粒体を製造するには、製紙スラッジに
増粘剤を混合した後、造粒し、この造粒された粒を乾燥
焼成すればよい。In addition, in order to manufacture this porous granule, it is sufficient to mix a thickener with papermaking sludge, granulate it, and then dry and fire the granulated granule.
又、製紙スラッジに増粘剤、可塑剤、発泡剤およびバイ
ンダーを混合した後、造粒し、この造粒された粒体を乾
燥焼成してもよい。Alternatively, the papermaking sludge may be mixed with a thickener, a plasticizer, a blowing agent, and a binder, then granulated, and the granulated granules may be dried and fired.
更に、製紙スラッジに増粘剤、可塑剤、発泡剤およびバ
インダーを混合した後、造粒し、この造粒された粒体の
表面に表面改良剤を添加した後乾燥し、その後、この乾
燥した粒体を焼成すればよい。Further, the papermaking sludge is mixed with a thickener, a plasticizer, a blowing agent, and a binder, then granulated, a surface improver is added to the surface of the granulated granules, and then dried. The granules may be fired.
前記のように構成された多孔性粒体にあっては、吸着性
、保水性に富んでいる。The porous particles configured as described above have high adsorption and water retention properties.
又、製造工程において、増粘剤、可塑剤、発泡剤および
バインダーを混合すれば、
（１）、成形性に優れ（亀裂、割れが入りにくい）、（
２）１強度が大きく、
（３）、多孔性に優れているため、吸着性および保水性
に優れている。In addition, if thickeners, plasticizers, blowing agents, and binders are mixed during the manufacturing process, (1) excellent moldability (hard to crack or crack);
2) High strength; (3) Excellent porosity, resulting in excellent adsorption and water retention.
なお、この発明に係る多孔性粒体の製造方法を使用すれ
ば、この多孔性粒体を簡易に製造できる。Note that by using the method for producing porous granules according to the present invention, this porous granule can be easily produced.
以下、図面に基づいてこの発明の詳細な説明する。 Hereinafter, the present invention will be described in detail based on the drawings.
（実施例１の説明）
製紙スラッジの搾り滓１０Ｋｇにベントナイト（「造粘
剤」として）ＩＫｇ、ポリグリコール誘導体（「可塑剤
」として＞０．５Ｋｇ、ポリエチレンゲリコール（「バ
インダー」として）０．５Ｋｇ）を加え、良く混合した
後、造粒機によって直径が略５ｍｍ位に造粒する。その
後、この土粒体の表面にタルク（「表面活性剤」として
）をスプレーすることにより付着させ（第１図参照）、
その後、このタルクの付着した土粒体を約１００℃で約
１時間乾燥・焼成するとこの発明の多孔性粒体が製造さ
れる（第１図参照）。なお、図において、１１，１１．
・・・は孔であり互いに連通している。又、１２はタル
クの層である。(Description of Example 1) To 10 kg of papermaking sludge dregs, I kg of bentonite (as a "thickening agent"), >0.5 kg of polyglycol derivative (as a "plasticizer"), and 0.0 kg of polyethylene gelicol (as a "binder") are added. After adding 5 kg) and mixing well, the mixture is granulated using a granulator to a diameter of about 5 mm. Then, talc (as a "surfactant") is sprayed onto the surface of the soil particles to adhere them (see Figure 1).
Thereafter, the soil particles to which the talc is attached are dried and fired at about 100° C. for about 1 hour to produce the porous particles of the present invention (see FIG. 1). In addition, in the figure, 11, 11.
... are holes and communicate with each other. Further, 12 is a talc layer.
この実施例では、粒径を約５ｍｍとしたが、粒径は適宜
調節できるものである。大体１〜５ｍｍ位がよい。なお
、かかる径は自由に調節できる。In this example, the particle size was about 5 mm, but the particle size can be adjusted as appropriate. Approximately 1 to 5 mm is good. Note that this diameter can be adjusted freely.
又、増粘剤としては、ベントナイトの他に、粘土鉱物、
末節粘土、長石、ドロマイト、珪目枇、朝鮮カオリン、
カルボキシメチルセルロース、アラビアゴム糊、デキス
トリン、布海苔等を単一または複数の状態で使用するこ
ともできる。In addition to bentonite, clay minerals,
Late clay, feldspar, dolomite, silica, Korean kaolin,
Carboxymethylcellulose, gum arabic paste, dextrin, cloth seaweed, etc. can also be used singly or in combination.
又、表面活性剤としては、タルクの他にカオリンを使用
することもできる。In addition to talc, kaolin can also be used as a surfactant.
又、発泡剤を造粘剤とともに製紙スラッジに混合させる
こともできるが、この場合、発泡剤として、例えば、珪
酸ソーダ等が使用される。これは、粒体における孔隙の
形成を簡易するするためである。A blowing agent can also be mixed with the papermaking sludge together with a thickening agent; in this case, for example, sodium silicate or the like is used as the blowing agent. This is to facilitate the formation of pores in the granules.
（実施例■の説明）
製紙スラッジの搾り滓１０Ｋｇにベントナイト（「造粘
剤」として）ＩＫｇを加え、良く混合した後、造粒機に
よって直径が略５ｍｍ位に造粒する。その後、この土粒
体を約１００℃で約１時間乾燥・焼成するとこの発明の
多孔性粒体が製造される。(Description of Example ①) IKg of bentonite (as a "viscous agent") is added to 10Kg of papermaking sludge residue, mixed well, and then granulated to a diameter of approximately 5 mm using a granulator. Thereafter, this soil granule is dried and fired at about 100° C. for about 1 hour to produce the porous granule of the present invention.
（実施例■の説明）
製紙スラッジの搾り滓１０Ｋｇにベントナイト（「造粘
剤」として）ＩＫｇ、ポリグリコール誘導体（「可塑剤
」として）０．５Ｋｇ、ポリエチレングリコール（「バ
インダー」として）０．５Ｋｇ）を加え、良く混合した
後、造粒機によって直径が略５ｍｍ位に造粒する。その
後、この土粒体を約１００℃で約１時間乾燥・焼成する
とこの発明の多孔性粒体が製造される。(Explanation of Example ■) 10 kg of papermaking sludge dregs, IKg of bentonite (as a "thickening agent"), 0.5 kg of polyglycol derivative (as a "plasticizer"), and 0.5 kg of polyethylene glycol (as a "binder"). ), and after mixing well, the mixture is granulated using a granulator to a diameter of approximately 5 mm. Thereafter, this soil granule is dried and fired at about 100° C. for about 1 hour to produce the porous granule of the present invention.
この発明に係る多孔性粒体にあっては、製紙スラッジに
増粘剤を混合した後、造粒し、この造粒された粒を乾燥
焼成することにより製造されるものであるため、吸着性
、保水性に富んだ多孔性粒体を得ることができ、産業廃
棄物である製紙スラッジの実用化を図ることができる。The porous granules according to the present invention are manufactured by mixing a thickening agent with papermaking sludge, granulating it, and drying and firing the granulated granules, so that the porous granules have excellent adsorption properties. , it is possible to obtain porous granules with high water retention, and it is possible to put papermaking sludge, which is an industrial waste, into practical use.
例えば、この粒体に白蟻駆除液を浸漬または噴霧すれば
、長期にわたって効果のある新規な粒状の白蟻駆除剤を
得ることができる。この新規な粒状の白蟻駆除剤は、建
築士に散布することができるため、建築物における白蟻
の被害を略完璧に防ぐことができる。For example, by soaking or spraying the granules with a termite-killing liquid, a new granular termite-killing agent that is effective over a long period of time can be obtained. Since this new granular termite exterminator can be sprayed by architects, it is possible to almost completely prevent termite damage in buildings.
また、この発明の多孔性粒体にあっては、製紙スラッジ
焼却灰に増粘剤、可塑剤、発泡剤およびバインダーを混
合した後、造粒し、この造粒された粒体の表面に表面改
良剤を添加した後乾燥し、その後、この乾燥した粒体を
焼成することにより製造されるものである。In addition, in the porous granules of the present invention, after mixing a thickener, a plasticizer, a foaming agent, and a binder with the papermaking sludge incineration ash, it is granulated, and the surface of the granulated granules is It is produced by adding the improving agent, drying it, and then firing the dried granules.
即ち、この発明の多孔性粒体にあっては、製造工程にお
いて、製紙スラッジ焼却灰に増粘剤、可塑剤、発泡剤お
よびバインダーを混合しているため、
（１）、成形性に優れ（亀裂、割れが入りにくい）、（
２）８強度が大きく、
（３）、多孔性に優れているため、吸着性および保水性
に優れている。That is, in the porous granules of the present invention, thickeners, plasticizers, foaming agents, and binders are mixed with papermaking sludge incineration ash in the manufacturing process, so (1) they have excellent moldability ( Resistant to cracks and cracks), (
2) It has high strength. (3) It has excellent porosity, so it has excellent adsorption and water retention.
よって、この多孔性粒体を使用すれば、前記した産業廃
棄物である製紙スラッジの実用化を一層促進させること
ができる。Therefore, if this porous granule is used, it is possible to further promote the practical use of papermaking sludge, which is the above-mentioned industrial waste.
なお、この発明に係る多孔性粒体の製造方法を使用すれ
ば、この多孔性粒体を簡易に製造できる。Note that by using the method for producing porous granules according to the present invention, this porous granule can be easily produced.
第１図はこの発明の実施例のである多孔性粒体の断面図
である。
ｌ ・・・ 多孔性粒体
１１・・・孔
１２ ・・・ タルク層FIG. 1 is a sectional view of a porous granule according to an embodiment of the present invention. l...Porous particles 11...pores 12...talc layer
Claims (10)
この造粒された粒を乾燥焼成することにより製造される
多孔性粒体。(1) After mixing a thickener with papermaking sludge, it is granulated,
Porous granules are produced by drying and firing the granulated particles.
バインダーを混合した後、造粒し、この造粒された粒体
を乾燥焼成することにより製造される多孔性粒体。(2) A porous granule produced by mixing a thickener, a plasticizer, a blowing agent, and a binder with papermaking sludge, granulating it, and drying and firing the granulated granule.
バインダーを混合した後、造粒し、この造粒された粒体
の表面に表面改良剤を添加した後乾燥し、その後、この
乾燥した粒体を焼成することにより製造される多孔性粒
体。(3) After mixing a thickener, a plasticizer, a blowing agent, and a binder with papermaking sludge, it is granulated, and a surface improver is added to the surface of the granulated granules, which is then dried. Porous granules manufactured by firing dry granules.
、長石、ベントナイト、ドロマイト、珪目枇、朝鮮カオ
リン、カルボキシメチルセルロース、アラビアゴム糊、
デキストリンおよび布海苔からなるグループの中から少
なくとも一つを使用したことを特徴とする特許請求の範
囲第１項、第２項又は第３記載の多孔性粒体。(4) As a thickener, water glass, clay mineral, kibushi clay, feldspar, bentonite, dolomite, silica, Korean kaolin, carboxymethyl cellulose, gum arabic paste,
The porous granules according to claim 1, 2 or 3, characterized in that at least one of the group consisting of dextrin and funoori is used.
たことを特徴とする特許請求の範囲第２項又は第３記載
の多孔性粒体。(5) The porous granules according to claim 2 or 3, characterized in that a polyglycol derivative is used as the plasticizer.
よび炭酸ソーダからなるグループの中から少なくとも一
つを使用したことを特徴とする特許請求の範囲第２項又
は第３記載の多孔性粒体。(6) The porous granules according to claim 2 or 3, characterized in that at least one of the group consisting of polyethylene glycol and soda carbonate is used as the binder.
ループの中から少なくとも一つを使用したことを特徴と
する特許請求の範囲第２項又は第３項記載の多孔性粒体
。(7) The porous granules according to claim 2 or 3, characterized in that at least one of the group consisting of talc and kaolin is used as the surfactant.
この造粒された粒を乾燥焼成することを特徴とする多孔
性粒体の製造方法。(8) After mixing the papermaking sludge with a thickener, granulating it,
A method for producing porous granules, which comprises drying and firing the granulated particles.
バインダーを混合した後、造粒し、この造粒された粒体
を乾燥焼成することを特徴とする多孔性粒体の製造方法
。(9) A method for producing porous granules, which comprises mixing papermaking sludge with a thickener, a plasticizer, a blowing agent, and a binder, followed by granulation, and drying and firing the granulated granules. .
びバインダーを混合した後、造粒し、この造粒された粒
体の表面に表面改良剤を添加した後乾燥し、その後、こ
の乾燥した粒体を焼成することを特徴とする多孔性粒体
の製造方法。(10) After mixing a thickener, a plasticizer, a blowing agent, and a binder with papermaking sludge, it is granulated, a surface improver is added to the surface of the granulated granules, and then dried. A method for producing porous granules, which comprises firing dried granules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63284096A JPH02129054A (en) | 1988-11-09 | 1988-11-09 | Porous particle granule and production thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63284096A JPH02129054A (en) | 1988-11-09 | 1988-11-09 | Porous particle granule and production thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02129054A true JPH02129054A (en) | 1990-05-17 |
Family
ID=17674161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63284096A Pending JPH02129054A (en) | 1988-11-09 | 1988-11-09 | Porous particle granule and production thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02129054A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006241803A (en) * | 2005-03-02 | 2006-09-14 | Ehime Prefecture | Water-absorbing pavement, and aggregate for use therein |
| CN106699122A (en) * | 2016-11-21 | 2017-05-24 | 天津城建大学 | Method for increasing expansion ratio of paper mill sludge ceramsite |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4869822A (en) * | 1971-12-23 | 1973-09-21 | ||
| JPS5079522A (en) * | 1973-11-19 | 1975-06-28 | ||
| JPS50102970A (en) * | 1974-01-19 | 1975-08-14 | ||
| JPS5235372A (en) * | 1975-09-12 | 1977-03-17 | Mitsubishi Heavy Ind Ltd | Multi-layered filter device |
-
1988
- 1988-11-09 JP JP63284096A patent/JPH02129054A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4869822A (en) * | 1971-12-23 | 1973-09-21 | ||
| JPS5079522A (en) * | 1973-11-19 | 1975-06-28 | ||
| JPS50102970A (en) * | 1974-01-19 | 1975-08-14 | ||
| JPS5235372A (en) * | 1975-09-12 | 1977-03-17 | Mitsubishi Heavy Ind Ltd | Multi-layered filter device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006241803A (en) * | 2005-03-02 | 2006-09-14 | Ehime Prefecture | Water-absorbing pavement, and aggregate for use therein |
| CN106699122A (en) * | 2016-11-21 | 2017-05-24 | 天津城建大学 | Method for increasing expansion ratio of paper mill sludge ceramsite |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU639044B2 (en) | Ash and paper treatment | |
| EP2060640B1 (en) | Fire-resistant light granules and method of their production | |
| CN101955370B (en) | Lightweight heat insulating ceramic material and preparation method | |
| CN110862252B (en) | River and lake sludge-based non-fired ultra-light ceramsite as well as preparation method and application thereof | |
| CN109665814A (en) | A method of gradient pore water-permeable brick is manufactured using ceramic solid waste | |
| US4238242A (en) | Lightweight aggregates, intermediate aggregates, and process of manufacturing same | |
| JPH02283678A (en) | Production of ceramic product such as artificial light-weight aggregate from industrial waste | |
| CA2786941C (en) | Method for producing expanded glass granules and expanded glass granules and the use thereof | |
| JPH02129054A (en) | Porous particle granule and production thereof | |
| KR101963211B1 (en) | Clay tile and manufacturing method of the same that | |
| CN110128060A (en) | A kind of porous light type concrete and preparation method thereof | |
| KR0130603B1 (en) | Pavings made of single units | |
| JPS61120612A (en) | Preparation of ceramic filter | |
| KR102351167B1 (en) | Continuous porous architectural ceramic panel for recycling purified water sludge and its manufacturing method | |
| KR100241564B1 (en) | Artificial light weight aggregate and method for making the same using sludge ash and/or sludge | |
| CN108409295A (en) | A kind of biology water-permeable brick and preparation method thereof | |
| KR930009345B1 (en) | Process for producing porous grain boby | |
| JP2001010832A (en) | Glass foam | |
| JP3552173B2 (en) | Manufacturing method of lightweight aggregate using sewage sludge incineration ash | |
| RU2614341C1 (en) | Ceramic mass | |
| JPH04240168A (en) | Production of sound-absorbing lightweight ceramic plate | |
| KR102136043B1 (en) | Manufacturing method of large ceramic panel for artificial reef using purified water sludge | |
| CA1048063A (en) | Spherical aggregates | |
| JP2628024B2 (en) | Lightweight permeable sidewalk block | |
| JP3384550B2 (en) | Composite recycled glass board of foam and communicating porous body and method for producing the same |