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
 B27F
DOVETAILED WORK; TENONS; SLOTTING MACHINES; NAILING OR STAPLING MACHINES (hand-held nailing or stapling tools B25C; manufacture of cases, trunks or boxes from wood B27M 3/34; connections for building structures in general, e.g. dowels for use in building constructions E04B 1/38; jointing elements in general, e.g. dowels in general, F16B)
 B27F

Note(s)

  1. This subclass covers also the assembling of the elements to be jointed, e.g. using adhesives.
  2. This subclass does not cover the application of adhesives or glue to surfaces of wood to be jointed, which is covered by group B27G 11/00.
P:10 B27F 1/00
Dovetailed work; Tenons; Making tongues or grooves (slotting B27F 5/00); Groove-and-tongue jointed work; Finger-joints (machines or devices for working mitred joints B27G 5/00; cutting tools for cutting grooves or tenons B27G 13/14)  [2]
 B27F 1/02
·  Making tongues or grooves, of indefinite length
 B27F 1/04
·  ·  along only one edge of a board
 B27F 1/06
·  ·  simultaneously along opposite edges of a board
 B27F 1/08
·  Making dovetails, tongues, or tenons, of definite limited length
 B27F 1/10
·  ·  Cutting fenons of round or rounded-off profile
 B27F 1/12
·  ·  Corner-locking machines, i.e. machines for cutting crenellated joints
 B27F 1/14
·  ·  ·  Arrangements of gauging means specially designed for corner-locking machines (measuring instruments G01)
 B27F 1/16
·  Making finger joints, i.e. joints having tapers in the opposite direction to those of dovetail joints (B27F 1/08 takes precedence)  [2]
P:20 B27F 4/00
Machines for inserting dowels, with or without drilling equipment (manufacture of wooden dowels B27M 3/28)
P:0 B27F 5/00
Slotted or mortised work (hand mortising chisels B27G 17/08)
 B27F 5/02
·  Slotting or mortising machines
 B27F 5/04
·  ·  equipped with both chain cutters and chisel cutters
 B27F 5/06
·  ·  equipped with chain cutters
 B27F 5/08
·  ·  ·  Chain cutters
 B27F 5/10
·  ·  equipped with chisel cutters
 B27F 5/12
·  ·  for making holes designed for taking up fittings, e.g. in frames of doors, windows, furniture
P:30 B27F 7/00
Nailing or stapling (surgical staplers A61B 17/068; hand-held nailing tools B25C 1/00; manually operated portable stapling tools, hand-held power-operated stapling tools B25C 5/00); Nailed or stapled work
 B27F 7/02
·  Nailing machines
 B27F 7/04
·  ·  Equipment for bending nails driven through
 B27F 7/05
·  ·  Driving means  [3]
 B27F 7/07
·  ·  ·  operated by manual power  [3]
 B27F 7/09
·  ·  ·  operated by fluid pressure  [3]
 B27F 7/11
·  ·  ·  operated by electric power  [3]
 B27F 7/13
·  ·  Nail feeding devices  [3]
 B27F 7/15
·  Machines for driving in nail-plates  [3]
 B27F 7/17
·  Stapling machines  [3,5]
 B27F 7/19
·  ·  with provision for bending the ends of the staples on to the work  [3]
 B27F 7/21
·  ·  ·  with means for forming the staples in the machine  [3]
 B27F 7/23
·  ·  ·  ·  with rotary drive  [3]
 B27F 7/26
·  ·  without provision for bending the ends of the staples on to the work  [3]
 B27F 7/28
·  ·  ·  with means for forming the staples in the machine  [3]
 B27F 7/30
·  ·  Driving means  [3]
 B27F 7/32
·  ·  ·  operated by manual power  [3]
 B27F 7/34
·  ·  ·  operated by fluid pressure  [3]
 B27F 7/36
·  ·  ·  operated by electric power  [3]
 B27F 7/38
·  ·  Staple feeding devices  [3]