CH503520A - Process for grinding granular materials, in particular plastic granulates, at low temperatures - Google Patents

Process for grinding granular materials, in particular plastic granulates, at low temperatures

Info

Publication number
CH503520A
CH503520A CH1857669A CH1857669A CH503520A CH 503520 A CH503520 A CH 503520A CH 1857669 A CH1857669 A CH 1857669A CH 1857669 A CH1857669 A CH 1857669A CH 503520 A CH503520 A CH 503520A
Authority
CH
Switzerland
Prior art keywords
low temperatures
granular materials
particular plastic
grinding granular
plastic granulates
Prior art date
Application number
CH1857669A
Other languages
German (de)
Inventor
Ledergerber Ant Dipl-Masch-Ing
Original Assignee
Inventa Ag
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 Inventa Ag filed Critical Inventa Ag
Priority to CH1857669A priority Critical patent/CH503520A/en
Priority to US96805A priority patent/US3658259A/en
Priority to DE19702061184 priority patent/DE2061184C/en
Priority to FR7045015A priority patent/FR2073732A5/fr
Priority to CA100506A priority patent/CA918623A/en
Publication of CH503520A publication Critical patent/CH503520A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
    • B02C19/186—Use of cold or heat for disintegrating
    • 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
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S241/00—Solid material comminution or disintegration
    • Y10S241/37—Cryogenic cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Food Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Disintegrating Or Milling (AREA)
CH1857669A 1969-12-15 1969-12-15 Process for grinding granular materials, in particular plastic granulates, at low temperatures CH503520A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1857669A CH503520A (en) 1969-12-15 1969-12-15 Process for grinding granular materials, in particular plastic granulates, at low temperatures
US96805A US3658259A (en) 1969-12-15 1970-12-10 Method for granule pulverization
DE19702061184 DE2061184C (en) 1969-12-15 1970-12-11 Process for grinding grainy materials, in particular plastic granules, at low temperatures
FR7045015A FR2073732A5 (en) 1969-12-15 1970-12-14
CA100506A CA918623A (en) 1969-12-15 1970-12-14 Process for grinding granular materials at low temperatures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1857669A CH503520A (en) 1969-12-15 1969-12-15 Process for grinding granular materials, in particular plastic granulates, at low temperatures

Publications (1)

Publication Number Publication Date
CH503520A true CH503520A (en) 1971-02-28

Family

ID=4433918

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1857669A CH503520A (en) 1969-12-15 1969-12-15 Process for grinding granular materials, in particular plastic granulates, at low temperatures

Country Status (4)

Country Link
US (1) US3658259A (en)
CA (1) CA918623A (en)
CH (1) CH503520A (en)
FR (1) FR2073732A5 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0511176A2 (en) * 1991-04-24 1992-10-28 PRO.CO.GEN. PROGETTAZIONI E COSTRUZIONI GENERALI S.p.A. Process and installation for the cryodestruction of solid urban waste

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2048810A1 (en) * 1970-10-05 1972-04-06 Klockner Humboldt Deutz AG, 5000KoIn Grinding process for vibratory mills with closed material in and material discharge devices and system for carrying out the process
DE2057428A1 (en) * 1970-11-21 1972-06-08 Kloeckner Humboldt Deutz Ag Vibrating mills for the comminution of solid substances with the addition of refrigerants in the grinding chamber
US3771729A (en) * 1971-06-17 1973-11-13 Air Prod & Chem Cryogenic comminution system
US3897010A (en) * 1971-07-02 1975-07-29 Linde Ag Method of and apparatus for the milling of granular materials
US4112040A (en) * 1976-09-07 1978-09-05 Norman Orentreich Method of making fibers containing hair particles
US4846408A (en) * 1988-01-21 1989-07-11 Gentex Corporation Method for making a friction material
US4863106A (en) * 1988-10-13 1989-09-05 Tde, Inc. Process for low temperature comminution of scrap tires
US5704104A (en) * 1995-12-27 1998-01-06 Bacon; Forrest C. Method and machine for recycling discarded carpets
BE1011835A3 (en) * 1997-12-23 2000-02-01 Polymer Processing Res Inst Vermaaltoreninrichting.
US6203405B1 (en) 1998-06-30 2001-03-20 Idaho Powder Products, Llc Method for using recycled aluminum oxide ceramics in industrial applications
US6360547B1 (en) 2000-01-07 2002-03-26 Crumbrubber Technology Co., Inc. Method and apparatus for cooling air to cryogenic temperatures for recycling processes
US7776314B2 (en) 2002-06-17 2010-08-17 Grunenthal Gmbh Abuse-proofed dosage system
DE102005005446A1 (en) 2005-02-04 2006-08-10 Grünenthal GmbH Break-resistant dosage forms with sustained release
DE10361596A1 (en) 2003-12-24 2005-09-29 Grünenthal GmbH Process for producing an anti-abuse dosage form
DE102004032049A1 (en) 2004-07-01 2006-01-19 Grünenthal GmbH Anti-abuse, oral dosage form
DE102005005449A1 (en) 2005-02-04 2006-08-10 Grünenthal GmbH Process for producing an anti-abuse dosage form
WO2011009604A1 (en) 2009-07-22 2011-01-27 Grünenthal GmbH Oxidation-stabilized tamper-resistant dosage form
PL2611426T3 (en) 2010-09-02 2014-09-30 Gruenenthal Gmbh Tamper resistant dosage form comprising inorganic salt
DE102011014643A1 (en) * 2011-03-21 2012-09-27 Roland Nied Operating procedure for a jet mill plant and jet mill plant
PT2736497T (en) 2011-07-29 2017-11-30 Gruenenthal Gmbh Tamper-resistant tablet providing immediate drug release
BR112014002022A2 (en) 2011-07-29 2017-02-21 Gruenenthal Gmbh tamper-resistant tablet providing immediate drug release
MX362357B (en) 2012-04-18 2019-01-14 Gruenenthal Gmbh Tamper resistant and dose-dumping resistant pharmaceutical dosage form.
WO2015004245A1 (en) 2013-07-12 2015-01-15 Grünenthal GmbH Tamper-resistant dosage form containing ethylene-vinyl acetate polymer
CN105934241B (en) * 2013-11-26 2020-06-05 格吕伦塔尔有限公司 Preparation of powdered pharmaceutical composition by cryogenic grinding
US9180463B1 (en) 2014-08-29 2015-11-10 Joseph R. Fitzgerald Method for fractionation of dry material using accelerators
EP3135380B1 (en) * 2015-08-27 2017-10-11 Josef Fischer Cryogenic grinding device and method
US10842750B2 (en) 2015-09-10 2020-11-24 Grünenthal GmbH Protecting oral overdose with abuse deterrent immediate release formulations

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2400382A (en) * 1943-07-29 1946-05-14 Gerald D Arnold Closed hammer mill circuits
US2770543A (en) * 1950-11-24 1956-11-13 Gerald D Arnold Recirculating convection current cooler and method
US2879005A (en) * 1954-12-29 1959-03-24 Melvin Sobel Method of refining scrap plastic and apparatus therefor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0511176A2 (en) * 1991-04-24 1992-10-28 PRO.CO.GEN. PROGETTAZIONI E COSTRUZIONI GENERALI S.p.A. Process and installation for the cryodestruction of solid urban waste
EP0511176A3 (en) * 1991-04-24 1994-12-21 Pro Co Gen Progettazioni E Cos Process and installation for the cryodestruction of solid urban waste

Also Published As

Publication number Publication date
CA918623A (en) 1973-01-09
US3658259A (en) 1972-04-25
FR2073732A5 (en) 1971-10-01
DE2061184A1 (en) 1971-07-15

Similar Documents

Publication Publication Date Title
CH503520A (en) Process for grinding granular materials, in particular plastic granulates, at low temperatures
DE1912321B2 (en) DEVICE FOR PLASTICIZING PLASTIC GRANULES
AT326809B (en) PROCESS FOR BONDING SOLIDS
DK135155B (en) Method for sieving granular material in transverse flow with separation limits below 1 mm as well as plants for carrying out this method.
CH556882A (en) PROCESS FOR CURING EPOXIDS.
CH546800A (en) PROCESS FOR CURING POLYACRYLATES WITH IONIZING RAYS.
DK137564B (en) Method for sieving granular material in transverse flow with separation limits below in mm as well as facilities for carrying it out.
CH443679A (en) Process for the production of glass fiber-containing granules from thermoplastic polycarbonates
AT295730B (en) Process for making threads from polypropylene
AT240721B (en) Process for grinding glass, in particular flat glass
AT283937B (en) Process for vulcanizing molded articles
AT306572B (en) Process for the production of plastic or rubber-bonded grinding tools
CH541522A (en) Process for the production of bodies from expanded, mineral material
BE756986A (en) BYPASS PART IN SYNTHETIC MATERIAL, IN PARTICULAR IN THERMOPLASTIC SYNTHETIC MATERIAL
CH498709A (en) Injection molding process and injection molding tool for its implementation
CH551482A (en) PROCESS FOR SEALING POROESE RIGID ARTICLES.
CH492475A (en) Device for mixing materials, in particular for agglomerating powdery materials
AT310435B (en) Process for grinding granular materials, in particular plastic granules
AT313081B (en) Heating systems, in particular for heating vehicles
CH549536A (en) LIGHTWEIGHT MATERIAL IN THE FORM OF LIGHTWEIGHT MATERIAL GRANULES AND PROCESS FOR ITS PRODUCTION.
AT314294B (en) Process for the subsequent reinforcement of branch pieces made of thermoplastics
CH491675A (en) METHOD OF GRINDING GRAINY MATERIALS AT LOW TEMPERATURES
AT327970B (en) PROCESS FOR REFRESHING MELT STEEL, IN PARTICULAR MELT CHROME STEEL
AT298324B (en) Process for sealing concrete surfaces
AT270706B (en) Process for the thermal treatment of powdery materials, in particular for the magnetizing roasting of iron ores

Legal Events

Date Code Title Description
PL Patent ceased