JPH0418910A - Carbon filter and its production - Google Patents
Carbon filter and its productionInfo
- Publication number
- JPH0418910A JPH0418910A JP2122378A JP12237890A JPH0418910A JP H0418910 A JPH0418910 A JP H0418910A JP 2122378 A JP2122378 A JP 2122378A JP 12237890 A JP12237890 A JP 12237890A JP H0418910 A JPH0418910 A JP H0418910A
- Authority
- JP
- Japan
- Prior art keywords
- activated carbon
- carbon filter
- binder
- powdered activated
- perforated plate
- 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
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 146
- 229910052799 carbon Inorganic materials 0.000 title claims description 44
- 238000004519 manufacturing process Methods 0.000 title claims description 26
- 239000011230 binding agent Substances 0.000 claims abstract description 28
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 235000013162 Cocos nucifera Nutrition 0.000 claims abstract description 5
- 244000060011 Cocos nucifera Species 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 8
- 239000003610 charcoal Substances 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 3
- 229910003460 diamond Inorganic materials 0.000 claims description 2
- 239000010432 diamond Substances 0.000 claims description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 7
- 230000001877 deodorizing effect Effects 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000010903 husk Substances 0.000 abstract 2
- 239000000428 dust Substances 0.000 description 10
- 239000012717 electrostatic precipitator Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- -1 ion saturated ozone Chemical class 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Separation Of Gases By Adsorption (AREA)
- Electrostatic Separation (AREA)
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
Abstract
Description
【発明の詳細な説明】
「産業上の利用分野」
本発明は主にコロナ放電を用いた空気清浄機に使用され
るカーボンフィルターの製造方法およびカーボンフィル
ターに関する。DETAILED DESCRIPTION OF THE INVENTION "Field of Industrial Application" The present invention mainly relates to a method for manufacturing a carbon filter and a carbon filter used in an air cleaner using corona discharge.
「従来の技術」
従来、空気清浄機に使用されるフィルターは、塵埃を捕
集できるように繊維を編んで形成したちのや、粉状の活
性炭をケース体に収納して形成されたものが使用されて
いる。``Conventional technology'' Traditionally, filters used in air purifiers have been made by weaving fibers to collect dust, or made by storing powdered activated carbon in a case. It is used.
「本発明が解決しようとする課題」
従来のフィルターは、塵埃の捕集や脱臭を図ることはで
きるが。コロナ放電で発生したオゾン等の補集はできな
いという欠点があった。"Problems to be Solved by the Present Invention" Conventional filters can collect dust and deodorize. The drawback was that it was not possible to collect ozone, etc. generated by corona discharge.
本発明は以上のような従来の欠点に鑑み、脱臭およびオ
ゾンの捕集および除去を図る口とのできるカーボンフィ
ルターの製造方法およびカーボンフィルターを提供する
ことを目的としている。SUMMARY OF THE INVENTION In view of the above-mentioned conventional drawbacks, the present invention aims to provide a method for manufacturing a carbon filter and a carbon filter capable of deodorizing and capturing and removing ozone.
「課題を解決するための手段」
本発明は揶子殻を炭状に焼き活性炭を形成した後、該活
性炭を粉状に加工する粉状活性rj、製造工程と、この
粉状活性炭製造工程で製造された粉状活性炭に数%のフ
エノル系のバインダーを混合するパーインダー混合工程
と、このバインダー混合工程でバインダーが混合された
粉状活性炭をプレス成型により小さな多数個の貫通孔が
形成された多孔板に加工する多孔板形成工程と、この多
孔板形成工程で形成された多孔板を850℃以下で数拾
時間熱処理覆る熱処理工程とでカーボンフィルターの製
造方法を構成している。``Means for Solving the Problems'' The present invention includes a powdered activated rj for burning a charcoal shell to form activated carbon, and then processing the activated carbon into powder, a manufacturing process, and a manufacturing process for the powdered activated carbon manufacturing process. The powdered activated carbon is mixed with a few percent of a phenol-based binder in the powdered activated carbon, and the powdered activated carbon mixed with the binder is press-molded to create a porous structure with many small through-holes. The method for manufacturing a carbon filter consists of a perforated plate forming step in which the perforated plate is processed into a plate, and a heat treatment step in which the perforated plate formed in the perforated plate forming step is heat-treated at 850° C. or lower for several hours.
「作 用」
上記のように構成されたカーボンフィルターの製造方法
はプレス成型によって成型されるため、任意の形状に形
成することができるとともに、粉状の活性炭を結合する
ために用いられたフIノル系のバインダーは熱処理工程
によって焼成され、比較的強固な結合体となる。"Function" Since the method for manufacturing the carbon filter configured as described above is molded by press molding, it can be formed into any shape, and the carbon filter used to bind the powdered activated carbon can be formed into any desired shape. The nor-based binder is fired through a heat treatment process and becomes a relatively strong bond.
V本発明の実施例」
以下、図面に示す実施例により、本発明の詳細な説明す
る。V. Embodiments of the Invention The present invention will be described in detail below with reference to embodiments shown in the drawings.
第1図ないし第10図の実施例において、1は揶子殻を
炭状に焼き、活性炭を形成した後、該活性炭を粉状に加
工する粉状活性炭製造工程で、この粉状活性炭製造工程
1で椰子殻を炭状に焼き、活性炭に形成する方法は状来
と同様に(7なう。In the embodiments shown in FIGS. 1 to 10, 1 is a powdered activated carbon production process in which the diamond shells are burned into charcoal to form activated carbon, and then the activated carbon is processed into powder. The method of burning the coconut shell into charcoal and forming it into activated carbon in step 1 is the same as in the past (7).
このようにして形成された活性炭は粉砕機等を用いて微
小な粉状に形成する。The activated carbon thus formed is formed into fine powder using a pulverizer or the like.
2は前記粉状活性炭製造T稈1で製)外された粉状活性
炭に数%、好ましくは1%〜3%のフエノル系のバイン
ター、あるいはフエノル系のパウダー状のバインダーを
混合するバインダー混合工程で、このバインダー混合工
程2は所定量の粉状活性炭に所定量のバインダーをミキ
サー等に入れて均等に混合するようにミキシングして行
なう。2 is a binder mixing step in which a few percent, preferably 1% to 3%, of a phenol-based binder or a phenol-based powder binder is mixed into the removed powdered activated carbon (produced in the powdered activated carbon production T culm 1). The binder mixing step 2 is carried out by adding a predetermined amount of binder to a predetermined amount of powdered activated carbon in a mixer or the like and mixing the mixture evenly.
3は前記バインダー混合工程2でバインダーが混合され
た粉状活性炭をプレス成型によって、第2図および第3
図に示すように小さな多数個の百通孔4が形成された多
孔板5に加工する多孔板形成工程である。3, the powdered activated carbon mixed with the binder in the binder mixing step 2 is press-molded to form the powdered activated carbon shown in FIGS. 2 and 3.
As shown in the figure, this is a perforated plate forming step in which a perforated plate 5 is processed into a perforated plate 5 in which a large number of small holes 4 are formed.
6は前記多孔板形成工程3で形成された多孔板5を熱処
理する熱処理工程で、この熱処理■稈6は前記多孔板5
を650℃〜850℃で数拾時間、好ましくは48時間
焼成してバインダーを炭化させるとともに、活性炭を強
固に結合する焼成結合させ、第4図に示すようなカーボ
ンフィルター本体7を形成する。6 is a heat treatment step in which the perforated plate 5 formed in the perforated plate forming step 3 is heat-treated;
is fired at 650 DEG C. to 850 DEG C. for several hours, preferably 48 hours, to carbonize the binder and to bind the activated carbon firmly by firing, thereby forming a carbon filter body 7 as shown in FIG.
8は前記熱処理工程6で形成されたカーボンフィルター
本体7を、第5図および第6図に示すようにケース体9
に収納支持させカーボンフィルター10を形成するカー
ボンフィルター本体取付は工程で、このカーボンフィル
ター本体取付は工程8はカーボンフィルター本体7の周
囲を支持するように形成された絶縁材製のケース体9が
用いられるとともに、該ケース体9のカーボンフィルタ
ー本体7と当接する部位には該カーボンフィルター本体
7に十の低電圧を印加する端子11およびアース端子1
2が取付けられている。8, the carbon filter body 7 formed in the heat treatment step 6 is placed in a case body 9 as shown in FIGS. 5 and 6.
Attaching the carbon filter body to form the carbon filter 10 is a process, and step 8 of attaching the carbon filter body uses a case body 9 made of an insulating material formed to support the periphery of the carbon filter body 7. At the same time, a terminal 11 for applying a low voltage of 10 to the carbon filter body 7 and a ground terminal 1 are provided at the portion of the case body 9 that comes into contact with the carbon filter body 7.
2 is installed.
このような方法で形成されたカーボンフィルター10は
、脱臭フィルターとして使用したり、あるいはコロナ放
電を用いた空気清浄機に使用される。The carbon filter 10 formed in this manner is used as a deodorizing filter or in an air purifier using corona discharge.
この空気清浄機は、第7図ないし第10図に示すように
下部ケース13に着脱可能に取付けられた上部ケース1
4とからなるケース体15と、このケース体15に形成
された流入口16から排出口17へ空気を通過させる空
気通路18と、この空気通路18内に備えられた前記流
入口16から空気を吸引し、排出口17より排出させる
電動ファン19と、前記空気通路18内に取付けられた
、コロナ放電による多孔質材で形成された集塵電極20
と放電極21とからなる電気集塵装置22と、この電気
集塵装置22の下流の前記空気通路18内に取付けられ
たカーボンフィルター10と、前記ケース体15内に備
えられた前記電気集塵袋w22の放電極21に−の45
00〜6500ボルトの^電圧、集塵電極20に6〜2
4ボルトの十の低電圧および前記カーボンフィルター1
0に6〜24ボルトの低電圧を印加する電圧印加a置2
3とから構成されている。This air purifier has an upper case 1 detachably attached to a lower case 13 as shown in FIGS. 7 to 10.
4, an air passage 18 formed in the case body 15 through which air passes from an inlet 16 to an outlet 17, and an air passage 18 formed in the case body 15 that allows air to pass through from the inlet 16 provided in the air passage 18. An electric fan 19 that sucks in the air and discharges it from the exhaust port 17, and a dust collection electrode 20 that is installed in the air passage 18 and is made of a porous material that generates corona discharge.
an electrostatic precipitator 22 comprising a discharge electrode 21, a carbon filter 10 installed in the air passage 18 downstream of the electrostatic precipitator 22, and an electrostatic precipitator provided in the case body 15. -45 to discharge electrode 21 of bag w22
Voltage from 00 to 6500 volts, 6 to 2 to the dust collecting electrode 20
4 volts ten low voltage and said carbon filter 1
Voltage application a position 2 that applies a low voltage of 6 to 24 volts to 0
It is composed of 3.
このように構成された空気清浄機24は、電動ファン1
9の回転によって塵埃(空気中の浮遊物質、油、タバコ
の煙等)を含んだ空気を流入016より吸込み、電気集
塵袋@22、カーボンフィルター10が取付けられた空
気通路18を通過して排出口17より排出される。The air cleaner 24 configured in this way includes the electric fan 1
9, air containing dust (suspended substances in the air, oil, cigarette smoke, etc.) is sucked in from the inflow 016, and passes through the air passage 18 to which the electric dust collection bag @ 22 and the carbon filter 10 are attached. It is discharged from the discharge port 17.
この時、空気中のり埃は電気集塵装置22のコロナ放電
によって−の微小粒子となり、集塵電極20に吸着され
るとともに、集塵電VjA20の内部にも吸収される。At this time, the dust in the air becomes minus microparticles due to the corona discharge of the electrostatic precipitator 22, and is adsorbed to the dust collecting electrode 20 and also absorbed into the inside of the dust collecting electrode VjA20.
また][]す放電によって発生する一イオンイヒしたオ
ゾンは、+の低電圧が印加されたカーボンフィルター1
0に効率よく吸着し、該カーボンフィルター10のカー
ボンフィルター本体7を構成する力ボンと反応し、酸素
と二酸化炭素になり、オゾンが除去される。Furthermore, the one ion saturated ozone generated by the [ ] discharge is removed from the carbon filter 1 to which a + low voltage is applied.
Ozone is efficiently adsorbed to carbon dioxide, reacts with the carbon fibers forming the carbon filter body 7 of the carbon filter 10, becomes oxygen and carbon dioxide, and ozone is removed.
このため、排出口17より排出される空気は塵埃が除去
されたオゾンを含んでいないきれいな空気として排出さ
れる。Therefore, the air discharged from the discharge port 17 is discharged as clean air from which dust has been removed and which does not contain ozone.
1本発明の効果」
以上の説明から明らかなように、本発明にあっては次に
列挙する効果が得られる。1 Effects of the Present Invention As is clear from the above description, the present invention provides the following effects.
(1)揶子殻を炭状に焼き活性炭を形成した後、該活性
炭を粉状に加工する粉状活性炭製造工程と、この粉状活
性炭製造工程で製造された粉状活性炭に数%のフェノル
系のバインダーを混合するバインダー混合工程と、この
バインダー混合工程て゛バインダーが混合された粉状活
性炭をプレス成型により小さな多数個の貫通孔が形成さ
れた多孔板に加工する多孔板形成工程と、この多孔板形
成■稈で形成された多孔板を850℃以下で一数拾時間
熱処理する熱処理工程とからなるので、プレス成型した
活性炭を焼成して形成するので、比較的強固で破損しず
らく、多数の貫通孔が形成された一体成形のカーボンフ
ィルターを製造することができる。(1) Powdered activated carbon production process in which activated carbon is formed by burning the coconut shells into charcoal and then processed into powder, and several percent of phenol is added to the powdered activated carbon produced in this powdered activated carbon production process. a binder mixing step in which the binder of the system is mixed; a perforated plate forming step in which the powdered activated carbon mixed with the binder is press-molded into a perforated plate in which many small through holes are formed; Forming a perforated plate ■ It consists of a heat treatment process in which the perforated plate formed from the culm is heat-treated at 850°C or less for several hours.Since it is formed by firing press-molded activated carbon, it is relatively strong and difficult to break. It is possible to manufacture an integrally molded carbon filter in which a large number of through holes are formed.
(2)前記(1)によって、粉状の活(′4:炭を用い
るので、活性炭の製造が容易て一1効率よく活性炭を使
用することができる。(2) According to the above (1), since powdered activated carbon is used, activated carbon can be easily manufactured and activated carbon can be used efficiently.
(3)前記(1)によって、既存の設備を用いて製造で
きるので、容易に製造することができるとともに、製造
設備に費用をかけなくてもよく、製造コストの低減を図
ることができる。(3) According to (1) above, since it can be manufactured using existing equipment, it is possible to manufacture easily, and there is no need to spend money on manufacturing equipment, so that it is possible to reduce manufacturing costs.
(4)請求項2.3.4も前記(1)〜(3)と同様な
作用効果が得られる。(4) Claim 2.3.4 also provides the same effects as the above (1) to (3).
第1図は本発明の一実施例を示す工程図、第2図および
第3図は多孔板の説明図、第4図はカーボンフィルター
本体の説明図、第5図および第6図はカーボンフィルタ
ーの説明図、第7図ないし第10図はカーボンフィルタ
ーを使用した空気清浄機の説明図である。
1:粉状活性炭製造工程、
2:バインダー混合工程、
3:多孔板形成工程、 4:貫通孔、
5:多孔板、 6:熱処理工程、7:カーボン
フィルター本体、
8:カーボンフィルター本体取付は工程、9:ケース体
、 0:カーボンフィルタ−1z低電圧印加端
子、 2:アース端子、3:下部ケース体、 4
:上部ケース体、5:ケース体、 6:流入口
、7:排出口、 8:空気通路、9:電動フ
ァン、 20:東岸電極、21:放電極、
22:電気集塵装置、23:電圧印加装置、 24
:空気清浄機。
く
U)
第
図
/
第
図
/Figure 1 is a process diagram showing one embodiment of the present invention, Figures 2 and 3 are illustrations of a perforated plate, Figure 4 is an illustration of the carbon filter body, and Figures 5 and 6 are illustrations of the carbon filter. 7 to 10 are explanatory diagrams of an air cleaner using a carbon filter. 1: Powdered activated carbon manufacturing process, 2: Binder mixing process, 3: Perforated plate forming process, 4: Through holes, 5: Perforated plate, 6: Heat treatment process, 7: Carbon filter body, 8: Carbon filter body installation process , 9: Case body, 0: Carbon filter-1z low voltage application terminal, 2: Earth terminal, 3: Lower case body, 4
: Upper case body, 5: Case body, 6: Inlet, 7: Outlet, 8: Air passage, 9: Electric fan, 20: East bank electrode, 21: Discharge electrode,
22: Electrostatic precipitator, 23: Voltage application device, 24
:Air cleaner. Figure/ Figure/
Claims (1)
を粉状に加工する粉状活性炭製造工程と、この粉状活性
炭製造工程で製造された粉状活性炭に数%のフェノル系
のバインダーを混合するバインダー混合工程と、このバ
インダー混合工程でバインダーが混合された粉状活性炭
をプレス成型により小さな多数個の貫通孔が形成された
多孔板に加工する多孔板形成工程と、この多孔板形成工
程で形成された多孔板を850℃以下で数拾時間熱処理
する熱処理工程とを含むことを特徴とするカーボンフィ
ルターの製造方法。 2)揶子殻を炭状に焼き活性炭を形成した後、該活性炭
を粉状に加工する粉状活性炭製造工程と、この粉状活性
炭製造工程で製造された粉状活性炭に数%のフェノル系
のパウダー状のバインダーを混合するバインダー混合工
程と、このバインダー混合工程でパウダー状のバインダ
ーが混合された粉状活性炭をプレス成型により、小さな
多数個の貫通孔が形成された多孔板に加工する多孔板形
成工程と、この多孔板形成工程で形成された多孔板を6
50℃〜850℃で約48時間熱処理する熱処理工程と
を含むことを特徴とするカーボンフィルターの製造方法
。 3)揶子殻を炭状に焼き活性炭を形成した後、該活性炭
を粉状に加工する粉状活性炭製造工程と、この粉状活性
炭製造工程で製造された粉状活性炭に数%のフエノル系
のバインダーを混合するバインダー混合工程と、このバ
インダー混合工程でバインダーが混合された粉状活性炭
をプレス成型により小さな多数個の貫通孔が形成された
多孔板に加工する多孔板形成工程と、この多孔板形成工
程で形成された多孔板を650℃〜850℃で約48時
間熱処理してカーボンフィルター本体を形成する熱処理
工程と、この熱処理工程で形成されたカーボンフィルタ
ー本体と接続する+の低電圧を印加することのできる端
子が設けられたケース体に該カーボンフィルター本体を
取付けるカーボンフィルター本体取付け工程とを含むこ
とを特徴とするカーボンフィルターの製造方法。 4)粉状活性炭に数%のフェノル系のバインダーを混合
したものを、プレス成型により小さな多数個の貫通孔が
形成された多孔板にし、該多孔板を850℃以下で数拾
時間熱処理して形成したカーボンフィルター本体と、こ
のカーボンフィルター本体の周囲を支持するあるいは該
カーボンフィルター本体の貫通孔に位置する部位が格子
状に形成されたカーボンフィルター本体を支持するケー
ス体と、このケース体に取付けられた該ケース体に支持
されるカーボンフィルター本体と当接し該カーボンフィ
ルター本体に+の低電圧を印加することのできる端子と
からなることを特徴とするカーボンフィルター。[Scope of Claims] 1) A powdered activated carbon manufacturing process in which activated carbon is formed by burning a diamond shell into a charcoal shape, and then the activated carbon is processed into powder, and a powdered activated carbon manufactured by this powdered activated carbon manufacturing process. A binder mixing process involves mixing a few percent of a phenol-based binder, and a perforated plate in which the powdered activated carbon mixed with the binder in this binder mixing process is processed into a perforated plate with many small through holes formed by press molding. A method for producing a carbon filter, comprising a forming step and a heat treatment step of heat treating the perforated plate formed in the perforated plate forming step at 850° C. or lower for several hours. 2) Powdered activated carbon manufacturing process in which activated carbon is formed by burning the coconut shells into charcoal and then processed into powder, and a few percent of phenol is added to the powdered activated carbon manufactured in this powdered activated carbon manufacturing process. The binder mixing process involves mixing the powdered binder, and the porous process involves press molding the powdered activated carbon mixed with the powdered binder into a perforated plate with many small through holes. The plate forming process and the perforated plate formed in this perforated plate forming process are
A method for manufacturing a carbon filter, comprising a heat treatment step of heat treating at 50°C to 850°C for about 48 hours. 3) A powdered activated carbon production process in which the activated carbon is burned into a charcoal shape, and then the activated carbon is processed into powder, and several percent of phenol is added to the powdered activated carbon produced in this powdered activated carbon production process. a binder mixing step of mixing the binder of A heat treatment process in which the porous plate formed in the plate forming process is heat treated at 650°C to 850°C for about 48 hours to form a carbon filter body, and a low voltage of + is connected to the carbon filter body formed in this heat treatment process. A method for manufacturing a carbon filter, comprising the step of attaching the carbon filter body to a case body provided with a terminal capable of applying voltage. 4) Powdered activated carbon mixed with a few percent of phenolic binder is press-molded into a perforated plate with many small through holes, and the perforated plate is heat-treated at 850°C or less for several hours. The formed carbon filter body, a case body that supports the periphery of the carbon filter body or supports the carbon filter body in which portions located in the through holes of the carbon filter body are formed in a lattice shape, and a case body that is attached to the case body. 1. A carbon filter comprising a terminal that is in contact with a carbon filter body supported by the carbon filter body and is capable of applying a positive low voltage to the carbon filter body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2122378A JPH0418910A (en) | 1990-05-11 | 1990-05-11 | Carbon filter and its production |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2122378A JPH0418910A (en) | 1990-05-11 | 1990-05-11 | Carbon filter and its production |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0418910A true JPH0418910A (en) | 1992-01-23 |
Family
ID=14834352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2122378A Pending JPH0418910A (en) | 1990-05-11 | 1990-05-11 | Carbon filter and its production |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0418910A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5537187A (en) * | 1993-10-19 | 1996-07-16 | Canon Kabushiki Kaisha | Process cartridge having a frame connecting member with a guide portion, and image forming apparatus using same |
KR100257133B1 (en) * | 1998-02-17 | 2000-05-15 | 박호군 | Inorganic Particulate-Sintered Filter Material Doped with Thermosetting Resin, and Preparation Thereof |
KR100421069B1 (en) * | 2000-10-11 | 2004-03-04 | 유성길 | Novel material for building interior utilizing wasted coconut shell and manufacturing method of it |
JP2007190498A (en) * | 2006-01-19 | 2007-08-02 | Gunma Univ | Gas treatment method and its device |
-
1990
- 1990-05-11 JP JP2122378A patent/JPH0418910A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5537187A (en) * | 1993-10-19 | 1996-07-16 | Canon Kabushiki Kaisha | Process cartridge having a frame connecting member with a guide portion, and image forming apparatus using same |
KR100257133B1 (en) * | 1998-02-17 | 2000-05-15 | 박호군 | Inorganic Particulate-Sintered Filter Material Doped with Thermosetting Resin, and Preparation Thereof |
KR100421069B1 (en) * | 2000-10-11 | 2004-03-04 | 유성길 | Novel material for building interior utilizing wasted coconut shell and manufacturing method of it |
JP2007190498A (en) * | 2006-01-19 | 2007-08-02 | Gunma Univ | Gas treatment method and its device |
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