[go: up one dir, main page]

Choi, 2004 - Google Patents

Removal of PVC from mixed plastic waste by gravity separation process

Choi, 2004

Document ID
5264249296427266234
Author
Choi W
Publication year
Publication venue
Geosystem Engineering

External Links

Snippet

Plastics recycling has become an established national industry in Korea. However, it is still in its infant stage and experiences growing pains. Mixed plastic waste generated from households after hand picking and/or mechanical sorting processes amounts to 870,000 ton …
Continue reading at www.tandfonline.com (other versions)

Classifications

    • 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
    • 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
    • B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
    • B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
    • B03B5/32—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions using centrifugal force
    • B03B5/34—Applications of hydrocyclones
    • 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
    • B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
    • B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
    • B03B5/36—Devices therefor, other than using centrifugal force
    • 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
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0217—Mechanical separating techniques; devices therefor
    • B29B2017/0231—Centrifugating, cyclones
    • 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
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0262—Specific separating techniques using electrical caracteristics
    • 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
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0217—Mechanical separating techniques; devices therefor
    • B29B2017/0227—Vibratory or shaking tables
    • 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
    • B29B2017/0203—Separating plastics from plastics

Similar Documents

Publication Publication Date Title
AU716323B2 (en) Process for disaggregating waste materials which contain at least partially reusable elements
US6095441A (en) Process of separating mixed plastic waste into light and heavy plastic phases
US4070273A (en) Glass recovery
EP1105217A1 (en) Apparatus and method for enhancing partitioning of different polymeric materials from a mixture by density differential alteration
WO2008089568A1 (en) Milling process to micronize sulphur
US20240025086A1 (en) Method and system for separating plastics from a waste stream
JP2025069358A (en) Plastic recycling method for treating plastic waste
AU2025201816A1 (en) Method, Process, and System of Using a Mill to Separate Metals from Fibrous Feedstock
CN101983105A (en) Method and system for preparing a heavy, plastic-rich fraction
Choi Removal of PVC from mixed plastic waste by gravity separation process
AU2017200716A1 (en) System and method for processing mixed waste
WO2024129769A1 (en) Methods and systems for high throughput separation and recovery of plastics from waste material
Choi et al. Separation of individual plastics from mixed plastic waste by gravity separation processes
US4591103A (en) Asbestos process
Choi et al. Removal of PVC from Mixed Plastic Waste by Combination of Air Classification and Centrifugal Process
AU2010306060B2 (en) Method for processing manganese ore fines
KR20240082101A (en) Methods and facilities for specific gravity separation of recycled plastics by type using waste home appliances plastic
WO2025080898A1 (en) Method for the separation and recovery of plastics and contaminants through multi-stage separation process
JP2004034674A (en) Recyclable material producing system of waste pet plastics
WO2020053552A1 (en) Municipal solid waste wet separation process
JP2000246735A (en) Apparatus and method for separating waste plastic
Yoon if t Development in Plastics Recycling in the US
Gill recycling
HK1021516B (en) Process for disaggregating waste materials which contain at least partially reusable elements
CZ140499A3 (en) Waste material treatment process