GB2227303B - 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
GB2227303B
GB2227303B GB9001252A GB9001252A GB2227303B GB 2227303 B GB2227303 B GB 2227303B GB 9001252 A GB9001252 A GB 9001252A GB 9001252 A GB9001252 A GB 9001252A GB 2227303 B GB2227303 B GB 2227303B
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.)
Expired - Lifetime
Application number
GB9001252A
Other versions
GB9001252D0 (en
GB2227303A (en
Inventor
John Oliver Speedy
Charlie Maurice Levitt
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
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 GB9001252D0 (en) 1990-03-21
GB2227303A GB2227303A (en) 1990-07-25
GB2227303B true 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
AU4857790A (en) 1990-07-26
AU612535B2 (en) 1991-07-11
GB9001252D0 (en) 1990-03-21
GB2227303A (en) 1990-07-25

Similar Documents

Publication Publication Date Title
HU904853D0 (en) Enzymes and their use
GB2231181B (en) Stack method and circuitry
GB9006142D0 (en) Composition and use
CS434090A3 (en) Device for orderly-arranging and/or sorting of details
GB8924951D0 (en) Device and methods
HU904408D0 (en) Enzymes and their use in drog tests
EP0425434A3 (en) Dyestuff mixtures and their use
EP0420457A3 (en) Pipelined computer and methods in the same
GB9117910D0 (en) Oligonucleotides and their use in an assay
GB2212779B (en) Improvements in badges and the like
ZA907336B (en) Application aid and the use thereof
GB9003803D0 (en) Sorting apparatus and apparatus
GB2227303B (en) The formation of an ice sheet and the use thereof in sorting
IL87653A0 (en) Improvements in condoms
ZA90398B (en) The formation of an ice sheet and the use thereof in sorting
EP0428155A3 (en) Rare earth-iron-garnet fine particles and magneto-optical material using the same
HK171396A (en) Disc-record player and centring device for use in the player
GB2227905B (en) J and s meter
IL109356A0 (en) N-substituted-2-azetidinones and their use in the preparation of n-unsubstituted-2-azetidinones
AU593511B3 (en) Improvements in the buoyancy and aquadynamics of wet suits
GB2237222B (en) Improvements in and relating to pulverisers
GR900300184T1 (en) Preparation and its use
GB8924503D0 (en) Improvements in and relating to duckboards
Cavanagh Meaning in the making of art self-inquiry and the artistic serial in art education research
AU5438090A (en) Cyclohexadienediols and their use

Legal Events

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

Effective date: 19940119