B
SECTION B — PERFORMING OPERATIONS; TRANSPORTING
  
SEPARATING; MIXING
 B01 - 
B07
Subsection index
LIQUID/LIQUID, LIQUID/GAS OR GAS/GAS SEPARATION
Method
General operationsB01D
by centrifugal force, using centrifuges or free-vortex apparatusB01D
using magnetic or electrostatic effectB03C
Apparatus
General operationsB01D
by centrifugal force, using centrifuges or free-vortex apparatusB04B, B04C
using magnetic or electrostatic effectB03C
SOLID/LIQUID OR SOLID/GAS SEPARATION
Method
General operationsB01D
by centrifugal forceB01D
using centrifuges or free-vortex apparatusB01D
using magnetic or electrostatic effectB03C
Apparatus
General operationsB01D
by centrifugal forceB01D
using centrifuges or free-vortex apparatusB04B, B04C
using magnetic or electrostatic effectB03C
SOLID/SOLID SEPARATION
Method
Dry methods
material in bulkB07B
Individual sortingB07C
Screening, sifting, pneumatic sortingB07B
using pneumatic tables or jigsB03B
by magnetic or electrostatic effectB03C
by centrifugal forceB07B
using centrifuges or free-vortex apparatusB07B
Wet methods
General operationsB03B
flotation, differential sedimentationB03D
screeningB07B
Combinations Dry methods - wet methodsB03B
Apparatus
Dry methods
material in bulkB07B
Individual sortingB07C
Screening, sifting, pneumatic sortingB07B
using pneumatic tables or jigsB03B
by magnetic or electrostatic effectB03C
by centrifugal forceB07B
using centrifuges or free-vortex apparatusB04B, B04C
Wet methods
General operationsB03B
flotation, differential sedimentationB03D
screeningB07B
Combinations Dry methods - wet methodsB03B
 B08
CLEANING
 B08B
CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL (brushes A46; devices for domestic or like cleaning A47L; separation of particles from liquids or gases B01D; separation of solids B03, B07; spraying or applying liquids or other fluent materials to surfaces in general B05; cleaning devices for conveyers B65G 45/00; concurrent cleaning, filling and closing of bottles B67C 7/00; inhibiting corrosion or incrustation in general C23; cleaning streets, permanent ways, beaches or land E01H; parts, details or accessories of swimming or splash baths or pools, specially adapted for cleaning E04H 4/00; preventing or removing electrostatic charges H05F)
 B08B

Note(s)

  1. This subclass covers only cleaning, which is usually classified according to one (or more) of the aspects mentioned below, if it is not fully classifiable in a subclass providing for any of the following aspects:
  2. Processes using enzymes or micro-organisms in order to:
    1. liberate, separate or purify a pre-existing compound or composition, or to
    2. treat textiles or clean solid surfaces of materials
    are further classified in subclass C12S[5]
 B08B
Subclass index
CLEANING CHARACTERISED BY THE MEANS USED 1/00, 3/00, 5/00, 6/00, 7/00
CLEANING HOLLOW, FLEXIBLE OR DELICATE ARTICLES 9/00, 11/00
ACCESSORIES OR DETAILS OF MACHINES 13/00
PREVENTING FOULING OR ESCAPE OF DIRT OR FUMES 15/00, 17/00
P:80 B08B 1/00
Cleaning by methods involving the use of tools, brushes, or analogous members (B08B 3/12, B08B 6/00, B08B 9/00 take precedence)  [2]
 B08B 1/02
·  Cleaning travelling work, e.g. a web, articles on a conveyer
 B08B 1/04
·  using rotary operative members (B08B 1/02 takes precedence)
P:50 B08B 3/00
Cleaning by methods involving the use or presence of liquid or steam (B08B 9/00 takes precedence)
 B08B 3/02
·  Cleaning by the force of jets or sprays
 B08B 3/04
·  Cleaning involving contact with liquid
 B08B 3/06
·  ·  using perforated drums in which the article or material is placed
 B08B 3/08
·  ·  the liquid having chemical or dissolving effect (substances used, see the relevant classes)
 B08B 3/10
·  ·  with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity, by vibration
 B08B 3/12
·  ·  ·  by sonic or ultrasonic vibrations (washing or rinsing machines for crockery or tableware using sonic or ultrasonic waves A47L 15/00; of natural teeth, of prostheses using ultrasonic techniques similar to those used for natural teeth A61C 17/16; application of ultrasonic vibrations to chemical, physical, or physico-chemical processes in general B01J 19/10)  [2,5]
 B08B 3/14
·  ·  ·  Removing waste, e.g. labels, from cleaning liquid (treatment of water in general C02F)  [5]
P:70 B08B 5/00
Cleaning by methods involving the use of air flow or gas flow (B08B 6/00, B08B 9/00 take precedence)  [2,7]
 B08B 5/02
·  Cleaning by the force of jets, e.g. blowing-out cavities
P:30 B08B 6/00
Cleaning by electrostatic means (domestic cleaning implements functioning electrostatically A47L 13/10; cleaning of grooved record carriers G11B 3/00)  [2]
P:0 B08B 7/00
Cleaning by methods not provided for in a single other subclass or a single group in this subclass
 B08B 7/02
·  by distortion, beating, or vibration of the surface to be cleaned
 B08B 7/04
·  by a combination of operations
P:40 B08B 9/00
Cleaning hollow articles by methods or apparatus specially adapted thereto (B08B 3/12, B08B 6/00 take precedence)  [2]
 B08B 9/02
·  Cleaning pipes or tubes or systems of pipes or tubes (apparatus for cleaning metal pipes by chemical methods C23G 3/00)  [5]
 B08B 9/08
·  Cleaning of containers, e.g. tanks
 B08B 9/20
·  ·  by using apparatus into or on to which containers, e.g. bottles, jars, cans, are brought  [5]
P:60 B08B 11/00
Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto (B08B 3/12, B08B 6/00 take precedence)  [2]
P:90 B08B 13/00
Accessories or details of general applicability for machines or apparatus for cleaning
P:20 B08B 15/00
Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area (parts, details or accessories of cooking-vessels for withdrawing or condensing cooking vapours from such vessels A47J 36/00; refuse disposal B65F; devices for conducting smoke or fumes, e.g. flues, F23J 11/00; removing cooking fumes from domestic stoves or ranges F24C 15/20; air-conditioning, ventilation F24F)  [5]
P:10 B08B 17/00
Methods preventing fouling