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IPC 7
B03-B03B01306

SECTION B – PERFORMING OPERATIONS; TRANSPORTING


B 03SEPARATION 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 (separating isotopes B01D 59/00; crushing or disintegrating B02C; centrifuges or vortex apparatus for carrying out physical processes B04) [5]


B 03 BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS (removing fluids from solids B01D; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high voltage electric fields B03C; flotation, differential sedimentation B03D; separating by dry methods B07; screening or sifting B07B; by picking B07C; separating peculiar to particular materials and provided for in other single classes, see the relevant classes)


Subclass Index

PRETREATMENT 

B03B 1/00 

WASHING, WET SEPARATING, SEPARATING BY PNEUMATIC JIGS; FEEDING AND DISCHARGING PRODUCTS TREATED THEREBY 

B03B 4/00, B03B 5/00; B03B 11/00 

COMBINATIONS OF PROCESSES OR APPARATUS 

B03B 7/00 

ARRANGEMENTS OF PLANT 

B03B 9/00 

CONTROL BY PHYSICAL EFFECTS 

B03B 13/00 



1/

00Conditioning for facilitating separation by altering physical properties of the matter to be treated (pretreatment of ores in general C22B)

1/

02.Preparatory heating

1/

04.by additives

1/

06.by varying ambient atmospheric pressure


4/

00Separating by pneumatic tables or by pneumatic jigs (sink-float separation using dry heavy media B03B 5/46) [2]

4/

02.using swinging or shaking tables  [6]

4/

04.using rotary tables or tables formed by travelling belts (separating solids from solids using gas currents and revolving drums B07B 4/06)  [6]

4/

06.using fixed and inclined tables  [6]


5/

00Washing granular, powdered or lumpy materials; Wet separating (separating by pneumatic tables or by pneumatic jigs B03B 4/00) [2]

5/

02.using shaken, pulsated or stirred beds as the principal means of separation (B03B 5/28, B03B 5/48 take precedence)  [2]

5/

04..on shaking tables (on vanners B03B 5/08)  [2]

5/

06...Constructional details of shaking tables, e.g. riffling  [2]

5/

08..on vanners  [2]

5/

10..on jigs  [2]

5/

12...using pulses generated mechanically in fluid  [2]

5/

14....Plunger jigs  [2]

5/

16....Diaphragm jigs  [2]

5/

18....Moving-sieve jigs  [2]

5/

20...using pulses generated by air injection  [2]

5/

22...using pulses generated by liquid injection  [2]

5/

24...Constructional details of jigs, e.g. pulse control devices  [2]

5/

26..in sluices  [2]

5/

28.by sink-float separation  [2]

5/

30..using heavy liquids or suspensions  [2]

5/

32...using centrifugal force (centrifuges B04B; cyclones B04C)  [2]

5/

34....Applications of hydrocyclones  [2]

5/

36...Devices therefor, other than using centrifugal force (jigs B03B 5/10)  [2]

5/

38....of conical receptacle type  [2]

5/

40....of trough type  [2]

5/

42....of drum or lifting wheel type  [2]

5/

44...Application of particular media therefor  [2]

5/

46..using dry heavy media; Devices therefor  [2]

5/

48.by mechanical classifiers (sink-float separation aspects B03B 5/28)  [2]

5/

50..Rake classifiers  [2]

5/

52..Spiral classifiers  [2]

5/

54..Drag classifiers  [2]

5/

56..Drum classifiers  [2]

5/

58..Bowl classifiers  [2]

5/

60.by non-mechanical classifiers, e.g. slime tanks (using shaken, pulsated or stirred beds as the principal means of separation B03B 5/02; hydraulic classifiers B03B 5/62; water impulse classifiers B03B 5/68)  [2]

5/

62.by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type  [2]

5/

64..of the free settling type  [2]

5/

66..of the hindered settling type  [2]

5/

68.by water impulse (shaking tables B03B 5/04; jigs B03B 5/10; hydraulic classifiers B03B 5/62)  [2]

5/

70..on tables or strakes  [2]

5/

72...which are movable  [2]

5/

74....Revolving tables  [2]


7/

00Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage


9/

00General arrangement of separating plant, e.g. flow sheets

9/

02.specially adapted for oil-sand, oil-chalk, oil-shales, ozokerite, bitumen, or the like

9/

04.specially adapted for furnace residues, smeltings, or foundry slags

9/

06.specially adapted for refuse


11/

00Feed or discharge devices integral with washing or wet-separating equipment (filling or emptying devices per se B65G 65/30)


13/

00Control arrangements specially adapted for wet- separating apparatus or for dressing plant, using physical effects (detecting, measuring, or analysing devices G01)

13/

02.using optical effects

13/

04.using electrical or electromagnetic effects

13/

06.using absorption or reflection of radioactive emanation


  
 

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