DE4125164A1 - Anlage zum rezyklieren bzw. wiederverwertbarmachen von abfallgut aus kunststoffmaterial, insbesondere fuer die anwendung in der landwirtschaft - Google Patents

Anlage zum rezyklieren bzw. wiederverwertbarmachen von abfallgut aus kunststoffmaterial, insbesondere fuer die anwendung in der landwirtschaft

Info

Publication number
DE4125164A1
DE4125164A1 DE19914125164 DE4125164A DE4125164A1 DE 4125164 A1 DE4125164 A1 DE 4125164A1 DE 19914125164 DE19914125164 DE 19914125164 DE 4125164 A DE4125164 A DE 4125164A DE 4125164 A1 DE4125164 A1 DE 4125164A1
Authority
DE
Germany
Prior art keywords
drum
waste
plant according
tub
water
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.)
Ceased
Application number
DE19914125164
Other languages
German (de)
English (en)
Inventor
Guiseppe Vacchelli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
VAIPLAST Srl
Original Assignee
VAIPLAST Srl
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 VAIPLAST Srl filed Critical VAIPLAST Srl
Publication of DE4125164A1 publication Critical patent/DE4125164A1/de
Ceased legal-status Critical Current

Links

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
    • B03B11/00—Feed or discharge devices integral with washing or wet-separating equipment
    • 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
    • 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
    • B03B5/40—Devices therefor, other than using centrifugal force of trough type
    • 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
    • B03B5/42—Devices therefor, other than using centrifugal force of drum or lifting wheel type
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/18—Machines or apparatus for drying solid materials or objects with movement which is non-progressive on or in moving dishes, trays, pans, or other mainly-open receptacles
    • F26B11/181—Machines or apparatus for drying solid materials or objects with movement which is non-progressive on or in moving dishes, trays, pans, or other mainly-open receptacles the receptacle being a foraminous, perforated or open-structured drum or drum-like container, e.g. rotating around a substantially horizontal or vertical axis; the receptacle being multiple perforated drums, e.g. in superimposed arrangement
    • 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
    • B29B2017/0286—Cleaning means used for separation
    • B29B2017/0289—Washing the materials in liquids
    • 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
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B2017/0424—Specific disintegrating techniques; devices therefor
    • B29B2017/0476—Cutting or tearing members, e.g. spiked or toothed cylinders or intermeshing rollers
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/065—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts containing impurities
    • 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
    • B29K2705/12—Iron
    • 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
    • B29L2007/00—Flat articles, e.g. films or sheets
    • 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
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/008—Wide strips, e.g. films, webs
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Fertilizers (AREA)
  • Biological Depolymerization Polymers (AREA)
DE19914125164 1990-08-03 1991-07-30 Anlage zum rezyklieren bzw. wiederverwertbarmachen von abfallgut aus kunststoffmaterial, insbesondere fuer die anwendung in der landwirtschaft Ceased DE4125164A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2120190A IT1248443B (it) 1990-08-03 1990-08-03 Impianto per il riciclaggio di scarti di materia plastica particolarmente per uso agricolo

Publications (1)

Publication Number Publication Date
DE4125164A1 true DE4125164A1 (de) 1992-02-06

Family

ID=11178298

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19914125164 Ceased DE4125164A1 (de) 1990-08-03 1991-07-30 Anlage zum rezyklieren bzw. wiederverwertbarmachen von abfallgut aus kunststoffmaterial, insbesondere fuer die anwendung in der landwirtschaft

Country Status (4)

Country Link
BE (1) BE1005316A4 (it)
DE (1) DE4125164A1 (it)
FR (1) FR2665376A1 (it)
IT (1) IT1248443B (it)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4236123C1 (de) * 1992-10-28 1994-02-17 Sikoplast Maschinenbau Heinric Vorrichtung zum Separieren und Trocknen von Kunststoffschnitzeln
DE4343539A1 (de) * 1993-12-14 1995-06-22 Kurt Bunk Verfahren und Vorrichtung zum Abtrennen von an Kunststoffprodukten anhaftenden Verunreinigungen
WO1997031716A1 (de) * 1996-02-28 1997-09-04 F & P Sortiertechnik Gmbh Verfahren und anlage für die sortengerechte aufbereitung von wertstoffabfällen
US5853013A (en) * 1997-03-04 1998-12-29 Delta Plastics Of The South Llc Pre-wash apparatus for recycling heavily contaminated polymer tubing
DE19734565A1 (de) * 1997-08-02 1999-02-04 Peter Prof Dr Ing Spillmann Vorrichtung und Verfahren zur Aufbereitung von Materialgemengen
DE102010004235B4 (de) * 2010-01-08 2014-05-15 Wilken Plastics Energy Gmbh & Co. Kg Vorrichtung zur Reinigung von Kunststoffteilen
ITPD20130137A1 (it) * 2013-05-20 2014-11-21 Alessandro Mazzaro Impianto di recupero polipropilene
EP3141365A1 (fr) * 2015-09-11 2017-03-15 Recyouest Procédé de recyclage de thermoplastiques filamentaires contaminés par des matières indésirables
CN109621477A (zh) * 2018-12-06 2019-04-16 楚天科技股份有限公司 一种冻干机的板层结构及其使用方法
CN110328012A (zh) * 2019-06-28 2019-10-15 广州城建职业学院 一种建筑用建筑垃圾粉碎装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003904009A0 (en) * 2003-08-01 2003-08-14 T-Systems Australia Pty Ltd Relocatable reclaiming plant and process
CN108844345A (zh) * 2018-05-08 2018-11-20 李彬武 一种土木用废料烘干装置
CN112517230A (zh) * 2020-11-27 2021-03-19 河南融生硼业科技有限公司 一种碳化硼超细微粉自动分选系统
CN117282346B (zh) * 2023-08-14 2024-03-29 江苏天味食品科技有限公司 一种颗粒状调味料高效制作设备
CN117722836B (zh) * 2024-02-07 2024-05-10 安宁戴科生物科技有限公司 一种具有智能调节风量功能的紫胶生产用烘干设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2506011A1 (de) * 1974-02-16 1975-08-21 Usm Corp Vorrichtung zur behandlung von partikelfoermigem material mittels eines gases
DE2713730A1 (de) * 1977-03-28 1978-10-12 Buckau Wolf Maschf R Verfahren und vorrichtung zum reinigen verschmutzter kunststoff-schnitzel
EP0094282A2 (en) * 1982-05-11 1983-11-16 Guerrero Ferrer, Fernando An installation for the recovery of contaminated polyolefin plastics materials
EP0129518A1 (en) * 1983-06-15 1984-12-27 WASHPLAST di FACCHINI Ado Machine and process for washing and drying sheet plastic material, intended for use in the recycling of plastics
DE3733649A1 (de) * 1987-08-25 1989-03-09 Emas Entsorgungsmaschinen Und Verfahren und vorrichtung zum zerkleinern, waschen, entwaessern, separieren und trocknen von verschmutztem material

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53141376A (en) * 1977-05-17 1978-12-09 Hitachi Zosen Corp Renewing treatment of used polyvinyl chloride film for agriculture
JPS5539326A (en) * 1978-09-11 1980-03-19 Kazunori Matsuyama Method of disposal of plastic wastes for agricultural use and the like
DE2949062A1 (de) * 1979-11-19 1981-05-21 Escher Wyss Gmbh, 7980 Ravensburg Verfahren und vorrichtung zum trennen von papierstuecken und kunststoffolienstuecken
JPS5729424A (en) * 1980-07-29 1982-02-17 Toyobo Co Ltd Method of reclamation of waste plastic container
JPS5731529A (en) * 1980-08-04 1982-02-20 Toyobo Co Ltd Regeneration of waste plastic container
EP0310947B1 (de) * 1987-10-05 1993-04-07 Emas Entsorgungsmaschinen Und Anlagen-Service Gmbh Vorrichtung zum Zerkleinern, Waschen, Entwässern, Separieren und Trocknen von verschmutztem Material

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2506011A1 (de) * 1974-02-16 1975-08-21 Usm Corp Vorrichtung zur behandlung von partikelfoermigem material mittels eines gases
DE2713730A1 (de) * 1977-03-28 1978-10-12 Buckau Wolf Maschf R Verfahren und vorrichtung zum reinigen verschmutzter kunststoff-schnitzel
EP0094282A2 (en) * 1982-05-11 1983-11-16 Guerrero Ferrer, Fernando An installation for the recovery of contaminated polyolefin plastics materials
EP0129518A1 (en) * 1983-06-15 1984-12-27 WASHPLAST di FACCHINI Ado Machine and process for washing and drying sheet plastic material, intended for use in the recycling of plastics
DE3733649A1 (de) * 1987-08-25 1989-03-09 Emas Entsorgungsmaschinen Und Verfahren und vorrichtung zum zerkleinern, waschen, entwaessern, separieren und trocknen von verschmutztem material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DE-Z.: Kunststoffe, 1987, Heft 8, S. 737-741 *

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4236123C1 (de) * 1992-10-28 1994-02-17 Sikoplast Maschinenbau Heinric Vorrichtung zum Separieren und Trocknen von Kunststoffschnitzeln
DE4343539A1 (de) * 1993-12-14 1995-06-22 Kurt Bunk Verfahren und Vorrichtung zum Abtrennen von an Kunststoffprodukten anhaftenden Verunreinigungen
WO1997031716A1 (de) * 1996-02-28 1997-09-04 F & P Sortiertechnik Gmbh Verfahren und anlage für die sortengerechte aufbereitung von wertstoffabfällen
US6213306B1 (en) 1996-02-28 2001-04-10 F & P Sortiertechnik Gmbh Process and facility for treating and sorting recyclable waste materials
US5853013A (en) * 1997-03-04 1998-12-29 Delta Plastics Of The South Llc Pre-wash apparatus for recycling heavily contaminated polymer tubing
DE19734565A1 (de) * 1997-08-02 1999-02-04 Peter Prof Dr Ing Spillmann Vorrichtung und Verfahren zur Aufbereitung von Materialgemengen
DE19734565C2 (de) * 1997-08-02 2003-08-07 Peter Spillmann Vorrichtung zur Aufbereitung von Materialgemengen
DE102010004235B4 (de) * 2010-01-08 2014-05-15 Wilken Plastics Energy Gmbh & Co. Kg Vorrichtung zur Reinigung von Kunststoffteilen
ITPD20130137A1 (it) * 2013-05-20 2014-11-21 Alessandro Mazzaro Impianto di recupero polipropilene
EP3141365A1 (fr) * 2015-09-11 2017-03-15 Recyouest Procédé de recyclage de thermoplastiques filamentaires contaminés par des matières indésirables
WO2017042167A1 (fr) * 2015-09-11 2017-03-16 Recyouest Procede de recyclage de thermoplastiques filamentaires contamines par des matieres indesirables et ligne de recyclage
US10618201B2 (en) 2015-09-11 2020-04-14 Recyouest Method for recycling filamentary thermoplastics contaminated by undesirable materials
AU2016318759B2 (en) * 2015-09-11 2021-09-16 Recyouest Method for recycling filamentary thermoplastics contaminated by undesirable materials and recycling line
CN109621477A (zh) * 2018-12-06 2019-04-16 楚天科技股份有限公司 一种冻干机的板层结构及其使用方法
CN109621477B (zh) * 2018-12-06 2021-10-26 楚天科技股份有限公司 一种冻干机的板层结构及其使用方法
CN110328012A (zh) * 2019-06-28 2019-10-15 广州城建职业学院 一种建筑用建筑垃圾粉碎装置

Also Published As

Publication number Publication date
BE1005316A4 (fr) 1993-06-29
FR2665376A1 (fr) 1992-02-07
IT1248443B (it) 1995-01-19
IT9021201A1 (it) 1992-02-03
IT9021201A0 (it) 1990-08-03

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection