JPS60136174A - Selecting and recovering process of waste dry batteries - Google Patents
Selecting and recovering process of waste dry batteriesInfo
- Publication number
- JPS60136174A JPS60136174A JP58242161A JP24216183A JPS60136174A JP S60136174 A JPS60136174 A JP S60136174A JP 58242161 A JP58242161 A JP 58242161A JP 24216183 A JP24216183 A JP 24216183A JP S60136174 A JPS60136174 A JP S60136174A
- Authority
- JP
- Japan
- Prior art keywords
- batteries
- dry
- battery
- manganese
- dry batteries
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/52—Reclaiming serviceable parts of waste cells or batteries, e.g. recycling
-
- 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
- Y02W30/84—Recycling of batteries or fuel cells
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Primary Cells (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、使用済みの廃乾電池を大量に収集し、形状及
び形式ごとに分別した後、機械加工により乾電池をその
構成要素に分解し、回収してリサイクルを行なうための
処理方法に関する。[Detailed Description of the Invention] The present invention collects a large amount of used waste dry batteries, separates them according to shape and type, and then disassembles the dry batteries into their component parts through mechanical processing, and collects and recycles them. Regarding the processing method.
携り１１；型′１（ｉ気製品の増大に伴ない乾電池の消
費量は急増しており、特に最近では連続使用に適した長
方向のアルカリＩ：を電池か従来のマンガン乾電池をし
のぐ勢いで増加しつつある。しかしながら、日本電池器
具工業会の調査によれば、単１形のマンガン乾電池１個
には３ 、、５ ｍ ｇ １単Ｉ形のアルカリ乾電池１
個には１．３ｇの水銀が含まれており、同様に最も使用
Ｊ１（の多い単３形ではマンガン乾電池１個にＱ 、
３ ｍｇ １ アルカリ乾電池１個に０．２ｇの水銀か
含まれており、１年間に乾電池の製造に費される水銀量
は１０７トンに達するといわれている。これまでのとこ
ろ使い古しの電池類は、一般のゴミ箱あるいは特定の容
器内に集積された後、埋立処理あるいは焼却処理が行な
われているが、今日のような大量消費が継続されていく
ならば埋立地や焼却場から大量の有害物質が流出し、人
体に害を及ぼすようになることは経験上明らかである。Type 11 (Type '1) (With the increase in i-products, the consumption of dry cell batteries has been rapidly increasing, and in recent years, the consumption of alkaline batteries in the longitudinal direction suitable for continuous use has surpassed that of conventional manganese dry batteries. However, according to a survey by the Japan Battery and Appliance Manufacturers Association, one AA-size manganese dry cell contains 3.5 mg, and 1 AA-size alkaline battery 1
1.3g of mercury is contained in one manganese dry cell, and similarly, one manganese dry cell contains Q,
3 mg 1 One alkaline dry cell contains 0.2 g of mercury, and it is said that the amount of mercury used to manufacture dry cells in one year reaches 107 tons. Until now, used batteries have been collected in general trash cans or special containers, and then landfilled or incinerated, but if today's mass consumption continues It is clear from experience that large amounts of hazardous substances leak from the ground and incineration plants, causing harm to the human body.
従って、使用済みの廃乾電池を大量に収集し無害化処理
するための処理方法が緊急の課題となっているのである
。また資源負１１約のため収集した廃乾電池は可能な限
り再資源化に回すことが望ましい。Therefore, there is an urgent need for a processing method for collecting and detoxifying used waste dry batteries in large quantities. In addition, as resources are scarce, it is desirable to recycle as much of the collected waste dry batteries as possible.
本発明は上述の点に鑑みてなされたものであり、本発明
の目的は、廃乾電池を大量に収集して乾電池中に含まれ
る水銀等有害物質を除去回収することのてきる処理方法
を提供することにある。The present invention has been made in view of the above points, and an object of the present invention is to provide a processing method that can collect a large amount of waste dry batteries and remove and recover harmful substances such as mercury contained in the dry batteries. It's about doing.
本発明の他の目的は、乾電池に機械的加工を加えて構成
要素に分解し回収することにより再資源化（リサイクル
）することのできる処理方法を提供することにある。Another object of the present invention is to provide a processing method that enables recycling of dry batteries by subjecting them to mechanical processing, disassembling them into component parts, and recovering them.
本発明に係る廃乾電池の選別回収処理方法は、単１．単
２．単３等のマンガン乾電池及びアルカリ乾電池を電池
ストッカー内に収容し、乾電池をその外形に基づき単１
．単２．単３等に形状耐刷し、同一形状の乾電池を一方
向に整列させて移送し、移送された乾電池をさらにマン
ガン乾電池とアルカリ乾電池とに分別し、同一形状同一
形式の電池ごとに機械的加工を加えて構成要素に分解し
、分解された構成要素を集積し回収する各工程を包含し
て℃する。The method for sorting and collecting waste dry batteries according to the present invention includes: Single 2. Place AA and other manganese batteries and alkaline batteries in the battery stocker, and place the batteries into AA batteries based on their external shape.
．． Single 2. The shapes are printed on AA size batteries, etc., and the batteries of the same shape are arranged in one direction and transported.The transported batteries are further separated into manganese dry batteries and alkaline batteries, and then mechanically processed for each battery of the same shape and type. ℃, including the steps of adding and decomposing the components into components, and collecting and recovering the decomposed components.
前記機械的加工には、乾電池のジャケット側端部をグラ
インダで切断する段階、あるいは乾電池の内筒５度素棒
、絶縁シード□゛、集電棒等を引張力により分離する段
階を含むことができる。The mechanical processing can include a step of cutting the jacket side end of the dry battery with a grinder, or a step of separating the dry cell's inner cylindrical 5-degree bare rod, insulation seed □゛, current collector rod, etc. by tensile force. .
本発明の他の目的、特徴及び利点は、添付図面の実施例
を参照した以下の記載により明らかとなろう。Other objects, features and advantages of the invention will become apparent from the following description with reference to the embodiments of the accompanying drawings.
第１図は本発明による廃乾電池の選別回収処理プロセス
をブロック線図で表わしており、第２図はより具体化し
た操作プロセスを概略図で表わしている。FIG. 1 is a block diagram showing a process for sorting and collecting waste dry batteries according to the present invention, and FIG. 2 is a schematic diagram showing a more specific operation process.
まず工程１１において電池ストッカー（収集容器）４１
内に使用済みの単ｌｔ池Ａ、単２電池Ｂ。First, in step 11, the battery stocker (collection container) 41
Inside are used AA batteries A and AA batteries B.
単３電池Ｃ等を任意の向きで大量に収容する。工程１２
において、ストッカーの底部付近に削成したベルトコン
ベア４２の７ツク４３が乾電池を持ち」ユげ、電池の胴
の直径に対応したスリットが形成されているすのこ状の
格子部月４４を通過させることにより、単１．単２．ｒ
１ｉ３°ＩＥ池の形状選別を行なう。工程工３では同一
形状の乾ＹＪＩ：油を搬送装置１り（図示せず）に乗せ
一方向に整列させて移送する。工程１４では搬送装置に
接続した形式判別装置ｆ’ｆ ４５を用いて、移送され
てくる電池がマンガン゛ｉ５ｉ池であるかアルカリ電池
であるかを判別し、それぞれ別のターンテーブル５’０
．５５上へ送り込む。マンガン電池とアルカリ電池とは
内部構造が５１−なるため以後の処理プロセスが別系統
になるからである。マンガン電池とアルカリ電池との識
別は、１１７’）’ｊｋの差を利用して天（・１〆やパ
イブレークでふるい分けたり、磁気反応のＩｃＥを利用
して分ける痔、各種の機構により自動的に行なうことが
できる。A large amount of AA batteries C etc. can be accommodated in any orientation. Step 12
In this case, the seven hooks 43 of the belt conveyor 42 cut near the bottom of the stocker hold the dry batteries, and pass through a slatted lattice part 44 in which a slit corresponding to the diameter of the battery body is formed. According to single 1. Single 2. r
1i3°IE pond shape selection. In process step 3, dry YJI oil having the same shape is placed on a conveying device 1 (not shown), aligned in one direction, and conveyed. In step 14, a type discrimination device f'f 45 connected to the conveying device is used to determine whether the battery being transferred is a manganese i5i battery or an alkaline battery, and is placed on a separate turntable 5'0.
．． Send it up to 55. This is because the internal structure of manganese batteries and alkaline batteries is 51-, so the subsequent treatment processes are different systems. Manganese batteries and alkaline batteries can be distinguished by sieving using the 117')'jk difference using celestial (・1〆) or pie break, by using magnetic reaction IcE, and by various mechanisms. can be done.
まずマンガン電池の処理プロセスを先に述べることにす
る。工程１５において、マンガン電池はターンテーブル
５Ｏ上の位置Ｎに固定されて回転し、９０° 回った位
置でグラインダ５ｏが圧着されて電池のジャケット（外
殻）５２が切断される。First, I will explain the treatment process for manganese batteries. In step 15, the manganese battery is fixed at position N on the turntable 5O and rotated, and at a position rotated by 90°, the grinder 5o is pressed and the jacket (outer shell) 52 of the battery is cut.
続いて９０°回った位置で電池の内筒５３がジャケット
５２から押し出されて次のターンテーブル６Ｏへと送ら
れ（工程１６）、一方ジャケット５２はさらに９０°
回った位置でターンテーブルからジャケット回収容器９
１内へと放出される（工程１７）。Subsequently, the inner cylinder 53 of the battery is pushed out from the jacket 52 at a position rotated by 90 degrees and sent to the next turntable 6O (step 16), while the jacket 52 is rotated further by 90 degrees.
Jacket collection container 9 is removed from the turntable at the rotated position.
1 (step 17).
電池の内筒５３はターンテーブル６ｏに乗って回転し、
９０’ 回った位置で外側の絶縁シー）６１が取外され
（工程１８）、％外された絶縁用プラスチック及び封口
板６１は回収容器９２内へと放出される（工程１９）。The inner cylinder 53 of the battery rotates on a turntable 6o,
At the position where the outer insulating sheet 61 has been rotated 90', the outer insulating sheath 61 is removed (step 18), and the removed insulating plastic and sealing plate 61 are discharged into the collection container 92 (step 19).
続いて９０’回った位置で炭素棒６２と合剤の入った亜
鉛缶６３とが分離され、合剤の入った亜鉛缶６３は次の
ターンテーブル７０へと送られる（工程２０）。一方炭
素捧６２はさらに９０’ 回った位置でターンテーブル
から回収容器９３内へと放出される（工程２１）。Subsequently, after turning 90', the carbon rod 62 and the zinc can 63 containing the mixture are separated, and the zinc can 63 containing the mixture is sent to the next turntable 70 (step 20). On the other hand, the carbon pellets 62 are discharged from the turntable into the collection container 93 after turning a further 90' (step 21).
合剤の入った亜鉛缶６３はターンテーブル７゜に乗って
回転し、９０° （１１１った位ｉ（−？て撹拌棒７１
によって合剤がかき回され、続いて００° 回った位置
て合剤７２が亜１０缶７３から振り落される（土石゛２
２）。合剤７３は回収容比呼９４内へと落トする（工＋
’＋’； ２３ ）。一方亜鉛缶７３はさらに（ｌｏｏ
１すｊった位置てターンテーブルから回収容器９５内
へと放出される（工４１．”２４）。The zinc can 63 containing the mixture is rotated on a turntable 7°, and the stirring rod 71 is rotated at 90° (111
The mixture is stirred by 00 degrees, and the mixture 72 is shaken off from the 10 cans 73 (earth and stone 2).
2). The mixture 73 falls into the recovery container 94 (work +
'+'; 23). On the other hand, the zinc can 73 is further (looo
1 and then released from the turntable into the recovery container 95 (Step 41."24).
次にアルカリ電池の処理プロセスについてノホヘる。上
程２５において、アルカリ電池はターンテーブル５５上
の位ｔＲＭに固定されて回転し、９０゜回った位置でグ
ラインダ５６が圧沼されて電池のジャケット（外殻）５
７か切断される。続いて９０’ 回った位置で電池の内
（ニア、 ５ｓがジャケット５７から押し出されて次の
ターンテーブル６５へと送られ（工程２６）、一方ジャ
ケツト５７はさらに９０° 回った位置でターンテーブ
ルからジャケット回収容器９１内へと放出される（工程
１７）。Next, let's talk about the treatment process for alkaline batteries. In the upper step 25, the alkaline battery is fixed to the position tRM on the turntable 55 and rotated, and when it has turned 90 degrees, the grinder 56 is compressed and the jacket (outer shell) 5 of the battery is rotated.
7 or disconnected. Then, at a position rotated by 90°, the battery (near, 5s) is pushed out of the jacket 57 and sent to the next turntable 65 (step 26), while the jacket 57 is further rotated by 90° and is pushed out from the turntable. It is discharged into the jacket collection container 91 (step 17).
電池の内筒５８はターンテーブル６５に乗って回転し、
９０° 回った位置で外側の絶縁シート６６か取外され
（工程２７）、取外された絶縁用プラスチック及び封口
板６Ｇは回収容器９９内へと放出される（工ｆ’ｆｉ
１９ ）。続いて９０°回った位置で集電棒８１と合剤
の入った電池容器８２とが分用され、合剤の入った容器
８２は次のターンテーブル７５へと送られる（工程２８
）。一方集電棒８１はさらに９０°回った位１ｉ７１で
ターンテーブルから回収容器９６内へと放出される（工
Ｆ１２９ ）。The inner cylinder 58 of the battery rotates on a turntable 65,
The outer insulating sheet 66 is removed at the position rotated by 90° (step 27), and the removed insulating plastic and sealing plate 6G are discharged into the collection container 99 (step 27).
19). Subsequently, at a position rotated by 90 degrees, the current collector rod 81 and the battery container 82 containing the mixture are divided, and the container 82 containing the mixture is sent to the next turntable 75 (step 28
). On the other hand, the current collector rod 81 is further rotated by 90° and is ejected from the turntable into the collection container 96 at 1i71 (Step F129).
合剤の入った九↓Ｃｉ’Ｌｕ ｊ＆ 器８２はターンテ
ーブル７５に乗って回転し、９Ｏ０回った位置で負極合
剤８３がセパレータにイー：Ｉ’ ５’（ｃＬ、たまま
分＋：＋Ｅされ（工程３０）、負極合剤回収容器９７内
へと放出される（工程３１）。一方正極合剤８４ばさら
に９０° 回った位置で電池室ｑ：＋ ８５から振り落
され（工程３２）、正］・り合剤回収容器９８内へと落
Ｆする（工程２３）。The 9↓Ci'Lu j& container 82 containing the mixture rotates on the turntable 75, and at the position where it has turned 900 times, the negative electrode mixture 83 is applied to the separator. (Step 30), and is discharged into the negative electrode mixture collection container 97 (Step 31).On the other hand, the positive electrode mixture 84 is shaken off from the battery chamber q:+85 at a position further rotated by 90 degrees (Step 32). , correct] and into the mixture collection container 98 (step 23).
一方′ｔ［池容ｆ！３８５はさらに９０°回った位置で
ターンテーブルから回収容器９９内へと放出される（工
程３３）。On the other hand't [Ikeyo f! 385 is discharged from the turntable into the collection container 99 at a position further rotated by 90 degrees (step 33).
かくして、マンガン′重油及びアルカリ電池はそれぞれ
機械的加工を加えられて構成要素に分解され、回収され
ることになる。従って、水銀等の有害物質は特定の回収
容器に集積されるので無害化処理を容易に行なうことが
できる。また亜鉛等の金属は集積して再資源化に回すこ
とにより経済的な効果も得られる。Thus, the manganese heavy oil and the alkaline battery are each subjected to mechanical processing to be decomposed into constituent elements and recovered. Therefore, harmful substances such as mercury are accumulated in a specific collection container, so that they can be easily rendered harmless. In addition, economic effects can also be obtained by collecting metals such as zinc and recycling them.
上記の説明においてはマンガン電池とアルカリ電池とを
例示したが、本発明の処理プロセスは、各種の一次電池
、二次電池、リチウム電池、ニッケルカドミウム電池、
酸化銀電池、水銀電池等にも同様にして適用可能であり
、無害化及び再資源化に寄与することができる。In the above explanation, manganese batteries and alkaline batteries were illustrated, but the treatment process of the present invention can be applied to various primary batteries, secondary batteries, lithium batteries, nickel cadmium batteries,
It can be similarly applied to silver oxide batteries, mercury batteries, etc., and can contribute to detoxification and recycling.
本発明の処理プロセスによれ２ば、大Ｍの廃乾電池を一
貫作業により安全に処理するので、公害防止に役立つの
みならずリサイクルによる経済的効果も得られる１９・
、その作用効果には（・〕くめて顕著なものがある。According to the treatment process of the present invention, waste dry batteries of large size M can be safely treated in an integrated process, which not only helps prevent pollution but also provides economic benefits through recycling19.
, its effects are quite remarkable.
４〔図面の１ｆｆｉ車な説明〕
第１図は本発明による廃乾電池の選別回収処理方法を表
わす工程図、第２図は具体的な処理プロセスを表わす工
程図である。4 [Explanation of 1ffi car of drawings] FIG. 1 is a process diagram showing a method for sorting and collecting waste dry batteries according to the present invention, and FIG. 2 is a process diagram showing a specific treatment process.
Ａ、Ｂ、Ｃ・・・乾電池
４１・・・電池ストッカー
４２．４３，４．／ｌ・・・形状選別装置４５・・・形
式判別装置
５０．５５，６０，６５，７０．７５・自ターンテーブ
ル５１．５６・・・グラインダ
９１〜９９・・・回収容器
特許出願人 中 村 彰
代理人 弁理士 二 宮 正 孝
手続補正け（（方式）
昭不１１３；９年３ ／］３０ ［」
牙！ｆ ＋７′ｌ庁長官 若杉和夫 殿１−′Ｉ１件の
表示 昭和５８年特許願第２４２１Ｃｉ１号２ 発明の
名称 廃乾電池の選別回収処理方法３ 補正をする者
小作との関係 特許出ｊ６１１″１人
住 所 東京都板橋区常盤台１−／／−７７氏名 中村
形
４ 代」］ｌＩ人
住 所 東京都中央区日本（諾茅場町／−乙−／、２６
、 １ｑｌｉ ］Ｌの対象
明細］７Ｉ）
四］面
７、補止の内容A, B, C...Dry battery 41...Battery stocker 42.43,4. /l... Shape sorting device 45... Type discrimination device 50.55, 60, 65, 70.75 Self-turntable 51.56... Grinders 91 to 99... Recovery container Patent applicant Nakamura Akira Agent Patent Attorney Tadashi Ninomiya Filial Procedure Amendment ((Method) Showa 113; 9 Year 3/] 30 ['' Fang! Application No. 2421Ci1 No. 2 Name of the invention Method for sorting and collecting waste dry batteries 3 Relationship with the tenant making the amendment Patent issue j611″ 1 person Address 1-//-77 Tokiwadai, Itabashi-ku, Tokyo Name Kata Nakamura 4th generation”] Address: 26, Chuo-ku, Tokyo, Japan (Nokukyaba-cho/-Otsu-/)
, 1qli] Subject details of L] 7I) 4] Side 7, Contents of supplement
Claims (1)
及びアルカリ乾′ｌＴＬ池を電池ストッカー内に収容し
、乾電池をその行形に基づき単１．単２．単３等に形状
選別し、 １１・トー形状の乾電池を一方向に整列させて移送し、
移送された乾ηΣ池をさらにマンガン乾電池とアルカリ
乾電池とに分別し、 同一形状同一形式の電池ごとに（幾械的加工を加えて１
１゛６成要素に分解し、 分解された構成要素を集積し回収する各」稈を包含して
成る１児乾電池の選別回収処」１１！方法。 ２ 前記機械的加工には乾電池のジャケット側端部をグ
ラインダで切断する段階を含む特許請求の範囲第１項記
載の方法。 ３、ｎｉｌ記機械的加工には乾電池の内筒、炭素体。 絶縁シーｌ・、集電棒等を引張力により分１ｆ１１［す
る段階を含む特許請求の範囲第１項記載の方法。[Claims] ], 4i 1. , AA 2. AA 3'J manganese batteries and alkaline TL batteries are stored in the battery stocker, and the AA batteries are sorted based on their row shape. Single 2. Sorting the shapes into AA batteries, etc., arranging the 11-toe-shaped batteries in one direction and transporting them.
The transported dry ηΣ ponds are further separated into manganese dry batteries and alkaline dry batteries, and each battery of the same shape and type is divided into 1
1. Sorting and recovery facility for single-child dry batteries that include each "culm" that disassembles into six components and collects and collects the disassembled components.11! Method. 2. The method according to claim 1, wherein the mechanical processing includes the step of cutting the jacket side end of the dry battery with a grinder. 3. Inner cylinder of dry cell, carbon body for mechanical processing. 2. The method according to claim 1, further comprising the step of separating the insulating seal, the current collector rod, etc. by a tensile force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58242161A JPS60136174A (en) | 1983-12-23 | 1983-12-23 | Selecting and recovering process of waste dry batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58242161A JPS60136174A (en) | 1983-12-23 | 1983-12-23 | Selecting and recovering process of waste dry batteries |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60136174A true JPS60136174A (en) | 1985-07-19 |
Family
ID=17085234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58242161A Pending JPS60136174A (en) | 1983-12-23 | 1983-12-23 | Selecting and recovering process of waste dry batteries |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60136174A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994019838A1 (en) * | 1993-02-25 | 1994-09-01 | Titalyse S.A. | Used battery and cell sorting method and apparatus |
| WO1994025992A1 (en) * | 1993-05-03 | 1994-11-10 | Firstec S.A. | Method and device for sorting scrap batteries and accumulators |
| US5498360A (en) * | 1993-06-30 | 1996-03-12 | Nomura Kohsan Co., Ltd. | Process for recycling used-up dry cells, and ferrite production process |
| FR2736469A1 (en) * | 1995-07-06 | 1997-01-10 | Services Dans La Rehabilitatio | Recycling of cylindrical objects such as used batteries - has cutting discs to remove end caps and pulls them away with magnets, bringing central electrode with one end cap |
-
1983
- 1983-12-23 JP JP58242161A patent/JPS60136174A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994019838A1 (en) * | 1993-02-25 | 1994-09-01 | Titalyse S.A. | Used battery and cell sorting method and apparatus |
| WO1994025992A1 (en) * | 1993-05-03 | 1994-11-10 | Firstec S.A. | Method and device for sorting scrap batteries and accumulators |
| US5498360A (en) * | 1993-06-30 | 1996-03-12 | Nomura Kohsan Co., Ltd. | Process for recycling used-up dry cells, and ferrite production process |
| FR2736469A1 (en) * | 1995-07-06 | 1997-01-10 | Services Dans La Rehabilitatio | Recycling of cylindrical objects such as used batteries - has cutting discs to remove end caps and pulls them away with magnets, bringing central electrode with one end cap |
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