CH491675A - Verfahren zum mahlen von körnigen materialien bei tiefen temperaturen - Google Patents

Verfahren zum mahlen von körnigen materialien bei tiefen temperaturen

Info

Publication number
CH491675A
CH491675A CH1788569A CH1788569A CH491675A CH 491675 A CH491675 A CH 491675A CH 1788569 A CH1788569 A CH 1788569A CH 1788569 A CH1788569 A CH 1788569A CH 491675 A CH491675 A CH 491675A
Authority
CH
Switzerland
Prior art keywords
grinding
low temperatures
grainy materials
grainy
materials
Prior art date
Application number
CH1788569A
Other languages
English (en)
Inventor
A Ledergerber
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 CH1788569A priority Critical patent/CH491675A/de
Publication of CH491675A publication Critical patent/CH491675A/de
Priority to DE19702058247 priority patent/DE2058247C/de
Priority to AT1074870A priority patent/AT310435B/de
Priority to IE152670A priority patent/IE34768B1/xx
Priority to US00093824A priority patent/US3818976A/en
Priority to CA099416A priority patent/CA931548A/en
Priority to NL7017482A priority patent/NL146421B/xx
Priority to GB1267019D priority patent/GB1267019A/en
Priority to FR7042993A priority patent/FR2072651A5/fr
Priority to ES386018A priority patent/ES386018A1/es
Priority to BR22425670A priority patent/BR7024256D0/pt

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
    • 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
    • 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
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/021—Heat treatment of powders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/004—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being air
    • 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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Food Science & Technology (AREA)
  • Disintegrating Or Milling (AREA)
CH1788569A 1969-12-01 1969-12-01 Verfahren zum mahlen von körnigen materialien bei tiefen temperaturen CH491675A (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
CH1788569A CH491675A (de) 1969-12-01 1969-12-01 Verfahren zum mahlen von körnigen materialien bei tiefen temperaturen
DE19702058247 DE2058247C (de) 1969-12-01 1970-11-26 Verfahren zum Mahlen von körnigen Materialien bei tiefen Temperaturen
ES386018A ES386018A1 (es) 1969-12-01 1970-11-30 Un procedimiento para la molienda de materiales granulares.
US00093824A US3818976A (en) 1969-12-01 1970-11-30 Process and apparatus for grinding granular materials at low temperatures
IE152670A IE34768B1 (en) 1969-12-01 1970-11-30 Low temperature grinding
AT1074870A AT310435B (de) 1969-12-01 1970-11-30 Verfahren zum Mahlen von körnigen Materialien, insbesondere von Kunststoffgranulaten
CA099416A CA931548A (en) 1969-12-01 1970-11-30 Process for grinding granular materials at low temperature
NL7017482A NL146421B (nl) 1969-12-01 1970-11-30 Werkwijze voor het bij lage temperaturen malen van korrelvormige stoffen.
GB1267019D GB1267019A (de) 1969-12-01 1970-11-30
FR7042993A FR2072651A5 (de) 1969-12-01 1970-11-30
BR22425670A BR7024256D0 (pt) 1969-12-01 1970-12-01 Processo para moagem de materiais granulados a baixa temperatura

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1788569A CH491675A (de) 1969-12-01 1969-12-01 Verfahren zum mahlen von körnigen materialien bei tiefen temperaturen
US00093824A US3818976A (en) 1969-12-01 1970-11-30 Process and apparatus for grinding granular materials at low temperatures

Publications (1)

Publication Number Publication Date
CH491675A true CH491675A (de) 1970-06-15

Family

ID=27623574

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1788569A CH491675A (de) 1969-12-01 1969-12-01 Verfahren zum mahlen von körnigen materialien bei tiefen temperaturen

Country Status (2)

Country Link
US (1) US3818976A (de)
CH (1) CH491675A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2311933C3 (de) * 1973-03-09 1979-12-20 Linde Ag, 6200 Wiesbaden Verfahren und Vorrichtung zur Zerkleinerung von Stoffen bei tiefen Temperaturen
US4102503A (en) * 1975-04-16 1978-07-25 Linde Aktiengesellschaft Method of and apparatus for the low-temperature milling of materials
GB1530785A (en) * 1975-08-07 1978-11-01 British Steel Corp Scrap treatment
US4846408A (en) * 1988-01-21 1989-07-11 Gentex Corporation Method for making a friction material

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
US3818976A (en) 1974-06-25

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Legal Events

Date Code Title Description
PL Patent ceased