WO1992018991A1 - Procede de traitement de materiaux pour cables ou analogue - Google Patents

Procede de traitement de materiaux pour cables ou analogue Download PDF

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Publication number
WO1992018991A1
WO1992018991A1 PCT/FI1992/000108 FI9200108W WO9218991A1 WO 1992018991 A1 WO1992018991 A1 WO 1992018991A1 FI 9200108 W FI9200108 W FI 9200108W WO 9218991 A1 WO9218991 A1 WO 9218991A1
Authority
WO
WIPO (PCT)
Prior art keywords
medium
cable material
treatment
cable
stage
Prior art date
Application number
PCT/FI1992/000108
Other languages
English (en)
Inventor
Pentti Niemi
Jouni Järvensivu
Pekka Selin
Original Assignee
Njs-Patentti Avoin Yhtiö
SELIN, Juha
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Njs-Patentti Avoin Yhtiö, SELIN, Juha filed Critical Njs-Patentti Avoin Yhtiö
Publication of WO1992018991A1 publication Critical patent/WO1992018991A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B9/00—General arrangement of separating plant, e.g. flow sheets
    • B03B9/06—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse
    • B03B9/061—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse the refuse being industrial
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/10—Destroying solid waste or transforming solid waste into something useful or harmless involving an adsorption step
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B2101/00—Type of solid waste
    • B09B2101/02—Gases or liquids enclosed in discarded articles, e.g. aerosol cans or cooling systems of refrigerators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B29K2705/02—Aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B29K2705/08—Transition metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B29K2705/08—Transition metals
    • B29K2705/10—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2711/00—Use of natural products or their composites, not provided for in groups B29K2601/00 - B29K2709/00, for preformed parts, e.g. for inserts
    • B29K2711/14—Wood, e.g. woodboard or fibreboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/707—Cables, i.e. two or more filaments combined together, e.g. ropes, cords, strings, yarns
    • 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
    • Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
    • 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
    • Y02W30/62—Plastics recycling; Rubber 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
    • Y02W30/78—Recycling of wood or furniture waste

Definitions

  • the invention relates to a method for the treatment of cable material or the like, wherein the cable material or the like is crushed, granulated and sieved, resulting in the separation of at least part of the submaterials of the cable material or the like, such as the plastic-, rubber-, wood-based or corresponding casing material and metal-based core material.
  • the method according to the invention is intended par ⁇ ticularly for the treatment of cable material, such as telecommunications cables, power cables or the like, for their at least partial recycling.
  • dry cables For the treatment of so-called dry cables, a method has been successfully used, in which the cable material is crushed, granulated and sieved, whereby the mechan ⁇ ical treatment results in separation of the metal and non-metal materials of the cable material from each other.
  • dry cables such as electric cables or the like, comprise an electroconductive core material which is covered by a dry, insulating casing material.
  • a rubber or plastic casing or the like can be used as the insulating material; the cable can thus also comprise a powderized or solid mass, such as textile fibres or the like.
  • the cable material is e.g. first preheated in a heating apparatus, such as an oven, whereby the casing, insulating and filling materials covering the metal core material of the cable melt or burn, and the core material remaining solid can be removed from the heating apparatus.
  • a heating apparatus such as an oven
  • an afterburning apparatus with a very high temperature is generally used for securing the burn-out of non-metal materials, such as plastics, rubbers or the like.
  • jelly-filled cables is used to denote to cables in which a viscous, fat-, oil-, wax-based or the like filling material in a fluid or solid state, such as an insulator, impregnant or lubricant, is used as part of the material.
  • An advantage of the first method is its environmental safety, whereby the method as such causes no direct environmental risks.
  • the method is not applicable for the treatment of so-called jelly-filled cables, because the apparatus does not function in connection with these cables due to their viscous filling materials, such as vaselin, bitumen or paraf ⁇ fin.
  • the filling material induces thus arching of both granulating and sieving apparatuses, in which case the conveyor apparatuses will be clogged or there will be an overflow in the process.
  • the second method presented comprises both direct and indirect environmental risks due to the combustion of cables.
  • the method may also cause actual damage to the environment in the form of smoke and smell.
  • One such particularly harmful substance is PVC. Therefore, using a method based on combustion, the cable material to be burnt must be sorted out according to burnabili- ty, whereby problem wastes, such as cables containing , mus e e vere o e appropr a e p an s. n practice, however, this sorting is not possible without a chemical analysis of the cable material to be treated.
  • the method according to the invention is primarily characterized in that par- ticularly for the treatment of a cable material or the like, in which a viscous, fat-, oil-, wax-based or the like filling material in a fluid or solid state, such as an insulator, impregnant, lubricant and/or the like is used as part of the material, the said filling material is absorbed during the treatment into a medium, whereby the treatment results in separation of the filling material of the cable material or the like absorbed into the medium.
  • a viscous, fat-, oil-, wax-based or the like filling material in a fluid or solid state such as an insulator, impregnant, lubricant and/or the like
  • the most important advantages of the method according to the invention are the simplicity and reliability of the principle and of the apparatus and process applying the method. Further, the method and the apparatus according to the invention are also ad ⁇ vantageous in comparison with the methods currently in use from the environmental aspect and the aspect of occupational safety.
  • the apparatus for applying the method according to the invention or the process in the same do not induce any risks to the environment nor to occupational safety which would be directly or indirectly caused e.g. by the combustion process in methods based on combustion.
  • the apparatus applied in the method according to the invention is also substantially less expensive with respect to total costs, thanks to the lesser internal power consumption required in the process.
  • Fig. la shows a cross-sectional view of a so-called dry cable
  • Fig. lb shows a cross-sectional view of a so-called jelly-filled cable
  • Fig. 2 shows a schematic view of the process in the apparatus for applying the method according to the principle.
  • the method according to the invention is applied for the treatment of a cable material 1 or the like, whereby the cable material 1 or the like is crushed A, granulated B and sieved C.
  • the treatment results in the separation of at least part of the submaterials contained in the cable material 1 or the like, such as the casing material la based on plastics, rubber, wood or the like, and the core material lb based on metal.
  • the said filling material lc is absorbed during the processing into a medium 2, whereby the treatment results in the separation of the filling material lc of the cable material 1 or the like absorbed into the said medium 2.
  • Figure la shows a cross-sectional view of a so-called dry cable as an example.
  • the cable is thus formed of metal conduits lb (e.g. copper, aluminum, brass), plastic casings la covering them, and of mass Id placed between the plastic casings la of the con ⁇ duits lb and the outer casing of the cable, such as textile fibres or the like.
  • metal conduits lb e.g. copper, aluminum, brass
  • plastic casings la covering them
  • mass Id placed between the plastic casings la of the con ⁇ duits lb and the outer casing of the cable, such as textile fibres or the like.
  • Figure lb shows a so-called jelly-filled cable, in which conduits lb are covered e.g. by an impregnated paper layer lp covered by a plastic casing la. Mass Id is placed between the outer casing of the cable and the plastic casings la of the conduits lb.
  • mass Id is placed between the outer casing of the cable and the plastic casings la of the conduits lb.
  • filling material lc based on fat, oil, wax or the like is used, such as bitumen, vaselin or paraffin.
  • the mass Id is usually impregnated with a corresponding substance.
  • the filling material lc is absorbed into the medium 2 by bringing the medium 2 and the cable material 1 into contact with each other at the crushing stage A, whereby the absorption of the filling material lc into the medium 2 takes place during the treatment as the cable mate ⁇ rial 1 and the medium 2 are mixed with each other.
  • the medium 2 is supplied by the supply equipment 3, such as a pneumatic, mechanic or corresponding conveyor, to the crushing equipment 4, formed in the presented embodiment by one crusher, and to the intermediate depot 5 placed after the crushing equipment 4.
  • the intermediate depot 5 is intended for balancing the mass flow of the crushed cable material 1 passing from the crushing stage A to the granulation stage B.
  • ferrous substances lFe are removed from the cable material 1 by means of a metal eliminat ⁇ ing means 6, such as an electromagnetic actuator or the like, placed between the crushing equipment 4 and the intermediate depot 5.
  • the filling material lc absorbed into the medium 2 is removed at the sieving stage C by separating equipment 7 which in the present embodiment is a wind sieve based on the differences in the specific weights of the partial materials of the cable material 1 to be treated.
  • the medium 2 was primarily horticultural peat, which has a specific weight of ca. 100 kg/m 3 , humidity of ca. 20%, a mineral soil content in dry substance of ca. 3%, and a particle size (dimension in one direction) of ca. 8 mm, with a ca. 50% content of particles with a size smaller than 1 mm.
  • the specific weight of the medium is 50-200 kg/m 3
  • the humidity is lower than 30%
  • the particle size (dimension in one direction) is 0.1 to 20 mm
  • the content of particles smaller than 5 mm in size is 30 to 70%.
  • the cable material 1 is transferred at the crushing stage A by a lifting apparatus 9 to the crusher 4.
  • the crusher 4 is supplied with medium 2 from the medium depot 10 by the first supply means 3a.
  • the cable material 1 crushed in the crusher 4 as well as the medium 2 supplied to the crusher to mix with it are transferred by the first conveyor 11 to the intermediate depot 5.
  • the electro ⁇ magnetic actuator 6 arranged in connection with the first conveyor 11 removes ferrous particles lFe from the crushed material flow 1, 2 carried on the con ⁇ veyor 11 to a container 12.
  • Medium 2 is supplied by a second supply means 3b to the intermediate depot 5. Good mixing is achieved at the intermediate depot 5; also the volume of the crushed material flow 1, 2 passing to the granulation stage B is balanced at the intermediate depot 5.
  • the crushed material flow 1, 2 -carried from the intermediate depot 5 by a second conveyor 13a is supplied to successive granula- tors 14.
  • the number of granulators 14 used in the process can be varied according to the quality of the cable material 1 to be treated.
  • the granulated material flow 1, 2 is supplied to a first separator 15a functioning on the principle of a shaking sieve, a wind sieve 7 being arranged to function in connection with the same.
  • the air flow carries away the part of the granulated material l, 2 with the lowest specific weight, i.e. the medium, such as the horticultural peat 2 and the viscous filling material absorbed in it, such as fat lc and part of the mass Id, which is conveyed to a cyclon 16.
  • the first separator 15a is used for separating the core material with the highest specific weight, such as copper lb, to a container 17, and the casing material with a lower specific weight, such as plastic la and part of the mass Id, to further processing.
  • the material flow carried to further processing may also contain particles of the core material lb, which in the presented embodiment are separated in a second separator 15b.
  • the fine screening in the second separator 15b is used for final separation of the casing material la and part of the mass Id from the core material lb.
  • the casing material la can be carried e.g. by a conveyor to suitable further processing. Consequently, pure copper lb, fatty horticultural peat 2, lc. Id and casing material la and mass Id with specific weights between those of the above- mentioned are given as a result of the process applying the method.
  • the method according to the invention can thus be used for separation of the core material lb from the cable material 1 for environmentally fully safe recycling.
  • the fatty horticultural peat removed from the cyclon 16 is also e.g. decomposable as such, and the casing material la from the second separator 15b can be reutilized in one form or another.
  • the apparatus for applying the method according to the invention can comprise devices which vary from those presented in number and principles of function. Consequently, constructions related to the supply and discharge of the medium can be made in a number of different ways, whereby the medium can be mixed e.g. with a fluid before or in connection with mixing with the cable material.

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

Procédé de traitement d'un matériau (1) pour câbles ou analogue, selon lequel on soumet le matériau (1) au broyage (A), à la granulation (B) et au tamissage (C). Ce traitement entraîne la séparation d'au moins une partie des constituants du matériau (1) pour câbles ou analogue, par exemple le matériau (1a) à base de matière plastique, de caoutchouc, de bois ou analogue de la gaine, et le matériau (1b) à base de métal de l'âme. Pour le traitement des câbles remplis de gelée ou analogue, dont le matériau visqueux de remplissage (1c) à l'état fluide ou solide est un constituant, ledit matériau de remplissage (1c) est absorbé pendant le traitement par un milieu (2), ce qui entraîne sa séparation du matériau (1) pour câbles ou analogue.
PCT/FI1992/000108 1991-04-23 1992-04-09 Procede de traitement de materiaux pour cables ou analogue WO1992018991A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI911957A FI88760C (fi) 1991-04-23 1991-04-23 Foerfarande foer behandling av kabelmaterial eller liknande
FI911957 1991-04-23

Publications (1)

Publication Number Publication Date
WO1992018991A1 true WO1992018991A1 (fr) 1992-10-29

Family

ID=8532377

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FI1992/000108 WO1992018991A1 (fr) 1991-04-23 1992-04-09 Procede de traitement de materiaux pour cables ou analogue

Country Status (3)

Country Link
FI (1) FI88760C (fr)
LT (1) LTIP171A (fr)
WO (1) WO1992018991A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997038805A1 (fr) * 1996-04-17 1997-10-23 Sphagnum A/S Nettoyage de contaminants a partir d'un materiau heterogene au moyen d'un agent de sorption
DE19625464A1 (de) * 1996-06-26 1998-01-02 Kernkraftwerke Gundremmingen Verfahren zur Entsorgung und Vorbereitung der Wiederverwendung von radioaktiv kontaminiertem Kabelmaterial und Anlage zur Durchführung des Verfahrens
US5975442A (en) * 1998-09-02 1999-11-02 Purser; Brian Cable granulator
US6206199B1 (en) * 1996-06-24 2001-03-27 Cellwood Machinery Ab Method and an apparatus for recycling different components in a multiple layer material
US7011713B2 (en) * 2004-01-30 2006-03-14 Chunghwa Telecom Co., Ltd. Cascade extracting and solvent refreshing method for recycling jelly cables
WO2012049653A1 (fr) * 2010-10-13 2012-04-19 Hemivect (Proprietary) Limited Câble électrique, ainsi que procédé et composition destinés à empêcher le recyclage d'un câble électrique
CN110773312A (zh) * 2019-11-04 2020-02-11 刘灯华 选矿装置及工艺
CN112687436A (zh) * 2020-12-01 2021-04-20 哈尔滨金玉钰科技开发有限公司 一种电线头回收处理装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4022638A (en) * 1975-08-05 1977-05-10 Dart Industries Inc. Continuous recovery of base metal from insulated wire scrap
DE2608739B2 (de) * 1975-03-07 1978-07-20 Western Electric Co., Inc., New York, N.Y. (V.St.A.) Verfahren zur Wiederaufbereitung von isoliertem Draht aus Kabelabfällen
US4332677A (en) * 1980-10-30 1982-06-01 Nassau Recycle Corporation Process for reclaiming composite materials
WO1982002348A1 (fr) * 1981-01-05 1982-07-22 Electric Co Western Procede de recuperation de cables de telecommunications remplis de gel
BE1001789A7 (fr) * 1989-12-14 1990-03-06 Patrick Carney Appareil et procede pour separer la vaseline d'un cable.
GB2241181A (en) * 1989-11-30 1991-08-28 Patrick Carney Recovering copper from waste cable

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2608739B2 (de) * 1975-03-07 1978-07-20 Western Electric Co., Inc., New York, N.Y. (V.St.A.) Verfahren zur Wiederaufbereitung von isoliertem Draht aus Kabelabfällen
US4022638A (en) * 1975-08-05 1977-05-10 Dart Industries Inc. Continuous recovery of base metal from insulated wire scrap
US4332677A (en) * 1980-10-30 1982-06-01 Nassau Recycle Corporation Process for reclaiming composite materials
WO1982002348A1 (fr) * 1981-01-05 1982-07-22 Electric Co Western Procede de recuperation de cables de telecommunications remplis de gel
GB2241181A (en) * 1989-11-30 1991-08-28 Patrick Carney Recovering copper from waste cable
BE1001789A7 (fr) * 1989-12-14 1990-03-06 Patrick Carney Appareil et procede pour separer la vaseline d'un cable.

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997038805A1 (fr) * 1996-04-17 1997-10-23 Sphagnum A/S Nettoyage de contaminants a partir d'un materiau heterogene au moyen d'un agent de sorption
US6145666A (en) * 1996-04-17 2000-11-14 Sphagnum A/S Cleansing contaminants from a heterogeneous material using a sorption agent
US6206199B1 (en) * 1996-06-24 2001-03-27 Cellwood Machinery Ab Method and an apparatus for recycling different components in a multiple layer material
DE19625464A1 (de) * 1996-06-26 1998-01-02 Kernkraftwerke Gundremmingen Verfahren zur Entsorgung und Vorbereitung der Wiederverwendung von radioaktiv kontaminiertem Kabelmaterial und Anlage zur Durchführung des Verfahrens
DE19625464C2 (de) * 1996-06-26 2002-02-21 Kernkraftwerke Gundremmingen Verfahren zur Entsorgung und Vorbereitung der Wiederverwendung von radioaktiv kontaminiertem Kabelmaterial und Anlage zur Durchführung des Verfahrens
US5975442A (en) * 1998-09-02 1999-11-02 Purser; Brian Cable granulator
US7011713B2 (en) * 2004-01-30 2006-03-14 Chunghwa Telecom Co., Ltd. Cascade extracting and solvent refreshing method for recycling jelly cables
WO2012049653A1 (fr) * 2010-10-13 2012-04-19 Hemivect (Proprietary) Limited Câble électrique, ainsi que procédé et composition destinés à empêcher le recyclage d'un câble électrique
CN110773312A (zh) * 2019-11-04 2020-02-11 刘灯华 选矿装置及工艺
CN110773312B (zh) * 2019-11-04 2024-04-19 刘灯华 选矿装置及工艺
CN112687436A (zh) * 2020-12-01 2021-04-20 哈尔滨金玉钰科技开发有限公司 一种电线头回收处理装置
CN112687436B (zh) * 2020-12-01 2022-03-25 山东恒东实业集团有限公司 一种电线头回收处理装置

Also Published As

Publication number Publication date
FI911957A0 (fi) 1991-04-23
FI88760C (fi) 1993-12-28
FI911957A (fi) 1992-10-24
LTIP171A (en) 1994-05-15
FI88760B (fi) 1993-03-15

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