GB9001252D0 - The formation of an ice sheet and the use thereof in sorting - Google Patents

The formation of an ice sheet and the use thereof in sorting

Info

Publication number
GB9001252D0
GB9001252D0 GB909001252A GB9001252A GB9001252D0 GB 9001252 D0 GB9001252 D0 GB 9001252D0 GB 909001252 A GB909001252 A GB 909001252A GB 9001252 A GB9001252 A GB 9001252A GB 9001252 D0 GB9001252 D0 GB 9001252D0
Authority
GB
United Kingdom
Prior art keywords
sorting
formation
ice sheet
ice
sheet
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.)
Granted
Application number
GB909001252A
Other versions
GB2227303B (en
GB2227303A (en
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.)
De Beers Industrial Diamond Division Pty Ltd
Original Assignee
De Beers Industrial Diamond Division Pty Ltd
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 De Beers Industrial Diamond Division Pty Ltd filed Critical De Beers Industrial Diamond Division Pty Ltd
Publication of GB9001252D0 publication Critical patent/GB9001252D0/en
Publication of GB2227303A publication Critical patent/GB2227303A/en
Application granted granted Critical
Publication of GB2227303B publication Critical patent/GB2227303B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/14—Apparatus for shaping or finishing ice pieces, e.g. ice presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/003—Separation of articles by differences in their geometrical form or by difference in their physical properties, e.g. elasticity, compressibility, hardness
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C1/00—Producing ice

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
GB9001252A 1989-01-19 1990-01-19 The formation of an ice sheet and the use thereof in sorting Expired - Lifetime GB2227303B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA89437 1989-01-19

Publications (3)

Publication Number Publication Date
GB9001252D0 true GB9001252D0 (en) 1990-03-21
GB2227303A GB2227303A (en) 1990-07-25
GB2227303B GB2227303B (en) 1992-07-29

Family

ID=25579563

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9001252A Expired - Lifetime GB2227303B (en) 1989-01-19 1990-01-19 The formation of an ice sheet and the use thereof in sorting

Country Status (2)

Country Link
AU (1) AU612535B2 (en)
GB (1) GB2227303B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU627542B2 (en) * 1989-01-19 1992-08-27 De Beers Industrial Diamond Division (Proprietary) Limited Sorting method and apparatus
GB2229116B (en) * 1989-02-20 1992-12-02 De Beers Ind Diamond Particle sorting method and apparatus

Also Published As

Publication number Publication date
AU612535B2 (en) 1991-07-11
GB2227303B (en) 1992-07-29
GB2227303A (en) 1990-07-25
AU4857790A (en) 1990-07-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940119