B
SECTION B — PERFORMING OPERATIONS; TRANSPORTING
 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
  
SHAPING
 B27
WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
 B27C
PLANING, DRILLING, MILLING, TURNING, OR UNIVERSAL MACHINES (machine tools in general B23; working wood using abrasive, e.g. sanding, devices B24; tools for these purposes B27G)
P:20 B27C 1/00
Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor
 B27C 1/02
·  Smoothing, i.e. working one side only
 B27C 1/04
·  Thicknessing machines
 B27C 1/06
·  Machines for smoothing and subsequent thicknessing
 B27C 1/08
·  Machines for working several sides of work simultaneously
 B27C 1/10
·  Hand planes equipped with power-driven cutter blocks (details or components, e.g. casings, bodies, of portable power-driven tools not particularly related to the operation performed B25F 5/00)  [4]
 B27C 1/12
·  Arrangements for feeding work
 B27C 1/14
·  Other details or accessories
P:40 B27C 3/00
Drilling machines or drilling devices; Equipment therefor (B23B takes precedence)
 B27C 3/02
·  Stationary drilling machines with a single working spindle
 B27C 3/04
·  Stationary drilling machines with a plurality of working-spindles
 B27C 3/06
·  Drilling machines or devices for making dowel holes
 B27C 3/08
·  Operator-supported drilling machines or devices
P:10 B27C 5/00
Machines designed for producing special profiles or shaped work, e.g. by rotary cutters; Equipment therefor (turning B27C 7/00; features of copying devices B23Q 35/00; slotting, mortising, making tongues or grooves B27F)
 B27C 5/02
·  Machines with table
 B27C 5/04
·  ·  Guide fences for work
 B27C 5/06
·  ·  Arrangements for clamping or feed work
 B27C 5/08
·  Rounding machines
 B27C 5/10
·  Portable hand-operated wood-milling machines; Routers (details or components, e.g. casings, bodies, of portable power-driven tools not particularly related to the operation performed B25F 5/00)  [4]
P:30 B27C 7/00
Wood-turning machines; Equipment therefor (B23B, B23G, B23Q take precedence; features of copying devices B23Q 35/00)
 B27C 7/02
·  Lathes for hand turning
 B27C 7/04
·  Devices for centring or chucking work
 B27C 7/06
·  Arrangements for guiding or supporting the tool, e.g. tool rests
P:0 B27C 9/00
Multi-purpose machines; Universal machines; Equipment therefor
 B27C 9/02
·  with a single working-spindle
 B27C 9/04
·  with a plurality of working-spindles