Skip over navigation
Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
Collapse
PLASMA TECHNIQUE (fusion reactors G21B; ion-beam tubes H01J 27/00; magnetohydrodynamic generators H02K 44/08; producing X-rays involving plasma generation H05G 2/00); PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS (obtaining neutrons from radioactive sources G21, e.g. G21B, G21C, G21G); PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS (atomic clocks G04F 5/14; devices using stimulated emission H01S; frequency regulation by comparison with a reference frequency determined by energy levels of molecules, atoms, or subatomic particles H03L 7/26)
Collapse
Generating plasma; Handling plasma
Collapse
.
{
Investigating plasma, e.g. degree of ionisation (electron temperature)
}
Collapse
H05H 1/0012
. .
{
by using radiation
}
H05H 1/0018
. . .
{
Details
}
. . .
{
by using photoelectric means (H05H 1/0031 to H05H 1/0043 take precedence)
}
H05H 1/0031
. . .
{
by interferrometry
}
. . .
{
by spectrometry (see G01N 3/00)
}
H05H 1/0043
. . .
{
by using infra-red or ultra-violet radiation
}
. . .
{
by using X-rays or alpha rays (see G01N 23/00)
}
. . .
{
by using neutrons (see G01N 23/00)
}
. . .
{
by using microwaves (see G01N23/34)
}
Collapse
. .
{
by thermal means (see G01N 25/00)
}
H05H 1/0075
. . .
{
Langmuir probes
}
. .
{
by electric means (see G01N 27/00, G01R)
}
. .
{
by magnetic means (see G01N 27/00, G01R)
}
. .
{
by acoustic, e.g. ultrasonic means (see G01N 29/02)
}
Collapse
.
Arrangements for confining plasma by electric or magnetic fields; Arrangements for heating plasma (
{
G21B 1/00 takes precedence;
}
electron optics H01J)
H05H 1/03
. .
using electrostatic fields
Collapse
H05H 1/04
. .
using magnetic fields substantially generated by the discharge in the plasma
H05H 1/06
. . .
longitudinal pinch devices
H05H 1/08
. . .
Theta pinch devices
{
e.g. SCYLLA
}
Collapse
H05H 1/10
. .
using externally-applied magnetic field only
{
e.g. Q-machines, Yin-Yang, base-ball
}
H05H 1/105
. . .
{
using magnetic pumping
}
. . .
using cusp configuration (H05H 1/14 takes precedence)
. . .
wherein the containment vessel forms a closed or nearly closed loop
{
(G21B 1/05 takes precedence)
}
. . .
wherein the containment vessel is straight and has magnetic mirrors
{
electron mirrors G21K1/08B
}
Collapse
. .
using externally-applied electric and magnetic field
. . .
wherein the field oscillate at very high frequency, e.g. in the microwave range
{
e.g. using cyclotron resonance
}
. .
Ohmic heating
. .
for injection heating
{
(G21B 1/15 takes precedence)
}
Collapse
.
Generating plasma
{
(gas-filled discharge reactors H01J 37/32; nuclear fusion reactors G21B 1/00; ohmic heating H05H 1/20; injection heating H05H 1/22)
}
. .
{
Dielectric barrier discharges
}
. .
{
Acoustic pressure discharge
}
Collapse
. .
Plasma torches
{
(metal working with constricted arc B23K 10/00, H05H10/02; metal spraying B05B 7/18, B05B 7/20)
}
. . .
Cooling arrangements
. . .
using applied electromagnetic fields, e.g. high frequency or microwave energy (H05H 1/28 takes precedence)
Collapse
. . .
using an arc (H05H 1/28 takes precedence)
Collapse
. . . .
Details, e.g. electrodes, nozzles
{
cf. B23K 9/24
}
. . . . .
{
Arc stabilising or constricting arrangements, e.g. by an additional gas flow (by externally applied magnetic fieldH05H 1/40; by using powders or liquidsH05H 1/42; using coaxial protecting fluidH05H 1/341)
}
. . . . .
{
using coaxial protecting fluid (arc stabilising or constricting arrangementsH05H 1/3405; introducing materials into the plasmaH05H 1/42)
}
. . . . .
Circuit arrangements (H05H 1/38 ,H05H 1/40 take precedence)
. . . . .
Guiding or centering of electrodes
. . . . .
using applied magnetic fields, e.g. for fucusing or rotating the arc
{
cf. B23K 9/08, B23K9/06C5
}
. . . .
with provision for introducing materials into the plasma, e.g. powder, liquid (electrostatic spraying, spraying apparatus with means for charging the spray electrically B05B 5/00)
{
cf. B23K 9/324, B05B 7/22; arc stabilising or constricting arrangements H05H 1/3405; coaxial protecting fluids H05H 1/341
}
H05H 1/44
. . . .
using more than one torch
. .
using applied electromagnetic fields, e.g. high frequency or microwave energy (H05H 1/26 takes precedence)
Collapse
. .
using an arc (H05H 1/26 takes precedence)
. . .
and using applied magnetic fields, e.g. for focusing or rotating the arc
. .
using exploding wires or spark gaps (H05H 1/26 takes precedence; spark gaps in general H01T)
.
Plasma accelerators
Collapse
Production or acceleration of neutral particle beams, e.g. molecular or atomic beams
.
Molecular or atomic beam generation
{
(charge exchange devices G21K 1/14; polarising devices G21K 1/16; using resonance or molecular beams for analysing or investigating materials G01N 24/002; atomic clock G04F 5/14; beam masers H01S 1/06)
}
.
Acceleration by electromagnetic wave pressure
.
Generating neutron beams (targets for producing nuclear reactions H05H 6/00; neutron sources G21G 4/02)
Collapse
Direct voltage accelerators; Accelerators using single pulses (H05H 3/06 takes precedence)
Collapse
.
Details (targets for producing nuclear reactions H05H 6/00)
. .
Accelerating tubes (vessels or containers of electric discharge tubes with improved potential distribution over surface of vessel H01J 5/06; shields of X-ray tubes associated with vessels or containers H01J 35/16)
Collapse
H05H 5/04
.
{
energised by electrostatic generators
}
H05H 5/042
. .
{
of the van de Graaf type
}
. .
{
High voltage cascades, e.g. Greinacher cascade
}
H05H 5/047
. .
{
Pulsed generators
}
Collapse
H05H 5/06
.
{
Multistage accelerators
}
H05H 5/063
. .
{
Tandems
}
H05H 5/066
. .
{
Onion-like structures
}
H05H 5/08
.
Particle accelerators using step-up transformers, e.g. resonance transformers
Collapse
Targets for producing nuclear reactions (supports for targets or objects to be irradiated G21K 5/08)
{
preparation of tritium C01B 4/00
}
;
{
targets, e.g. pellets for fusion reactions by laser or charged particles beam injection H05H 1/22
}
.
{
Polarised targets (polarising devices, e.g. for obtaining a polarised ion beam G21K 1/16)
}
Collapse
Details of devices of the types covered by groups H05H 9/00, H05H 11/00, H05H 13/00
.
{
Arrangements for beam delivery or irradiation (irradiation systems per se G21K 5/00)
}
.
Circuits or systems for supplying or feeding radio-frequency energy (radio-frequency generators H03B)
.
Magnet systems
{
e.g. undulators, wigglers (free-electron laser H01S 3/0903)
}
; Energisation thereof
.
Two-beam arrangements; Multi-beam arrangements
{
storage rings
}
; Electron rings
.
Arrangements for injecting particles into orbits
.
Arrangements for ejecting particles from orbits
.
Arrangements for varying final energy of beam
Collapse
.
Vacuum chambers (H05H 5/03 takes precedence)
H05H 7/16
. .
of the waveguide type
Collapse
. .
Cavities; Resonators
{
(travelling-wave tubes H01J 23/18; hyperfrequency cavities in general H01P 7/04, H01P 7/06)
}
H05H 7/20
. . .
with superconductive walls
.
Details of linear accelerators, e.g. drift tubes (H05H 7/02 to H05H 7/20 take precedence)
Collapse
Linear accelerators
H05H 9/005
.
{
Dielectric wall accelerators
}
.
Travelling-wave linear accelerators
{
travelling-wave tubes H01J 25/34
}
Collapse
.
Standing-wave linear accelerators
Collapse
H05H 9/041
. .
{
Hadron LINACS
}
. . .
{
Drift tube LINACS
}
H05H 9/044
. . .
{
Coupling cavity LINACS, e.g. side coupled
}
H05H 9/045
. . .
{
Radio frequency quadrupoles
}
. . .
{
Hybrid systems
}
. .
{
Lepton LINACS
}
Collapse
Magnetic induction accelerators, e.g. betatrons
H05H 11/02
.
Air-cored betatrons
H05H 11/04
.
Biased betatrons
Collapse
Magnetic resonance accelerators; Cyclotrons
{
(strophotrons, turbine tubes H01J 25/62)
}
H05H 13/005
.
{
Cyclotrons
}
H05H 13/02
.
Synchrocyclotrons, i.e. frequency modulated cyclotrons
H05H 13/04
.
Synchrotrons
H05H 13/06
.
Air-cored magnetic resonance accelerators
Collapse
H05H 13/08
.
Alternating-gradient magnetic resonance accelerators
H05H 13/085
. .
{
Fixed-field alternating gradient accelerators [FFAG
}
]
H05H 13/10
.
Accelerators comprising one or more linear accelerating sections and bending magnets or the like to return the charged particles in a trajectory parallel to the first accelerating section, e.g. microtrons
Methods or devices for acceleration of charged particles not otherwise provided for
Collapse
H05H 2001/00
Generating plasma; Handling plasma
Collapse
H05H 2001/24
.
Generating plasma
{
(gas-filled discharge reactors H01J 37/32; nuclear fusion reactors G21B 1/00; ohmic heating H05H 1/20; injection heating H05H 1/22)
}
Collapse
H05H 2001/2406
. .
{
Dielectric barrier discharges
}
H05H 2001/2412
. . .
the dielectric being interposed between the electrodes
H05H 2001/2418
. . .
the electrodes being embedded in the dielectric
H05H 2001/2425
. . .
the electrodes being flush with the dielectric
H05H 2001/2431
. . .
Cylindrical electrodes
H05H 2001/2437
. . .
Multilayer systems
Collapse
H05H 2001/2443
. . .
Flow through, i.e. the plasma fluid flowing in a dielectric tube
H05H 2001/245
. . . .
Internal electrodes
H05H 2001/2456
. . . .
External electrodes
H05H 2001/2462
. . . .
Ring electrodes
H05H 2001/2468
. . . .
Spiral electrodes
Collapse
H05H 2001/2475
. .
{
Acoustic pressure discharge
}
H05H 2001/2481
. . .
Piezoelectric actuators
H05H 2001/2487
. . .
Mechanical actuators
H05H 2001/2493
. . .
Horns
Collapse
H05H 2001/26
. .
Plasma torches
{
(metal working with constricted arc B23K 10/00, H05H10/02; metal spraying B05B 7/18, B05B 7/20)
}
Collapse
H05H 2001/32
. . .
using an arc (H05H 1/28 takes precedence)
Collapse
H05H 2001/34
. . . .
Details, e.g. electrodes, nozzles
{
cf. B23K 9/24
}
Collapse
H05H 2001/3415
. . . . .
indexing scheme associated with 1/34
H05H 2001/3421
. . . . . .
transferred arc mode
H05H 2001/3426
. . . . . .
pilot arc
H05H 2001/3431
. . . . . .
coaxial cylindrical electrodes
H05H 2001/3436
. . . . . .
hollow cathode with internal coolant flow
H05H 2001/3442
. . . . . .
cathode with inserted tip
H05H 2001/3447
. . . . . .
rod-like cathode
H05H 2001/3452
. . . . . .
supplementary electrodes between cathode and anode, e.g. cascade
H05H 2001/3457
. . . . . .
nozzle protection devices
H05H 2001/3463
. . . . . .
oblique nozzle
H05H 2001/3468
. . . . . .
vortex generator
H05H 2001/3473
. . . . . .
safety means
H05H 2001/3478
. . . . . .
geometrical details
H05H 2001/3484
. . . . . .
convergent/divergent nozzle
H05H 2001/3489
. . . . . .
contact starting
H05H 2001/3494
. . . . . .
discharge parameter control
Collapse
H05H 2001/46
. .
using applied electromagnetic fields, e.g. high frequency or microwave energy (H05H 1/26 takes precedence)
Collapse
H05H 2001/4607
. . .
Microwave discharges
H05H 2001/4615
. . . .
Surface waves
H05H 2001/4622
. . . .
Waveguides
H05H 2001/463
. . . .
Antennas or applicators
H05H 2001/4637
. . . .
Cables
Collapse
H05H 2001/4645
. . .
Radiofrequency discharges
Collapse
H05H 2001/4652
. . . .
Inductively coupled
H05H 2001/466
. . . . .
Electrodes
H05H 2001/4667
. . . . .
Coiled antennas
H05H 2001/4675
. . . .
Capacitively coupled
H05H 2001/4682
. . . .
Associated power generators, e. G. Circuits, matching networks
Collapse
H05H 2001/469
. . .
Flow through, i.e the plasma fluid flowing in a non-dielectric vessel
H05H 2001/4692
. . . .
dielectric barrier discharge (H05H 1/2406 takes precedence)
H05H 2001/4695
. . . .
Arc discharge
H05H 2001/4697
. . . .
Glow discharge
Collapse
H05H 2001/48
. .
using an arc (H05H 1/26 takes precedence)
Collapse
. . .
Corona discharges
H05H 2001/483
. . . .
Pointed electrodes
H05H 2001/485
. . . .
Cylindrical electrodes, e.g. Rotary drums electrodes
H05H 2001/486
. . . .
Filamentary electrodes
H05H 2001/488
. . . .
Segmented electrodes
Collapse
H05H 2006/00
Targets for producing nuclear reactions (supports for targets or objects to be irradiated G21K 5/08)
{
preparation of tritium C01B 4/00
}
;
{
targets, e.g. pellets for fusion reactions by laser or charged particles beam injection H05H 1/22
}
H05H 2006/002
.
Windows
H05H 2006/007
.
Radiation protection arrangements , e.g. screens
Collapse
H05H 2007/00
Details of devices of the types covered by groups H05H 9/00, H05H 11/00, H05H 13/00
Collapse
H05H 2007/001
.
{
Arrangements for beam delivery or irradiation (irradiation systems per se G21K 5/00)
}
H05H 2007/002
. .
for modifying beam trajectory , e.g. gantries
H05H 2007/004
. .
for modifying beam energy, e.g. spread out Bragg peak devices
H05H 2007/005
. .
for modifying beam emittance , e.g. stochastic cooling devices, stripper foils
H05H 2007/007
. .
for focusing the beam to irradiation target
H05H 2007/008
. .
for measuring beam parameters
Collapse
H05H 2007/02
.
Circuits or systems for supplying or feeding radio-frequency energy (radio-frequency generators H03B)
H05H 2007/022
. .
Pulsed systems
H05H 2007/025
. .
Radiofrequency systems
H05H 2007/027
. .
Microwave systems
Collapse
H05H 2007/04
.
Magnet systems
{
e.g. undulators, wigglers (free-electron laser H01S 3/0903)
}
; Energisation thereof
H05H 2007/041
. .
for beam bunching , e.g. undulators
H05H 2007/043
. .
for beam focusing
H05H 2007/045
. .
for beam bending
H05H 2007/046
. .
for beam deflection
H05H 2007/048
. .
for modifying beam trajectory , e.g. gantry systems
Collapse
H05H 2007/06
.
Two-beam arrangements; Multi-beam arrangements
{
storage rings
}
; Electron rings
H05H 2007/065
. .
Multi-beam merging , e.g. funneling
Collapse
H05H 2007/08
.
Arrangements for injecting particles into orbits
Collapse
H05H 2007/081
. .
Sources
H05H 2007/082
. . .
Ion sources, e.g. ECR, duoplasmatron, PIG, laser sources
H05H 2007/084
. . .
Electron sources
H05H 2007/085
. .
by electrostatic means
H05H 2007/087
. .
by magnetic means
H05H 2007/088
. .
by mechanical means, e.g. stripping foils
Collapse
H05H 2007/12
.
Arrangements for varying final energy of beam
H05H 2007/122
. .
by electromagnetic means , e.g. RF cavities
H05H 2007/125
. .
by mechanical means , e.g. stripping foils
H05H 2007/127
. .
by emittance variation , e.g. stochastic cooling
Collapse
H05H 2007/22
.
Details of linear accelerators, e.g. drift tubes (H05H 7/02 to H05H 7/20 take precedence)
H05H 2007/222
. .
drift tubes
H05H 2007/225
. .
coupled cavities arrangements
H05H 2007/227
. .
power coupling , e.g. coupling loops
Collapse
H05H 2240/00
Test
H05H 2240/10
.
at atmospheric pressure
H05H 2240/20
.
Non-thermal plasma
Collapse
H05H 2242/00
Auxiliary systems
Collapse
H05H 2242/10
.
Cooling arrangements
H05H 2242/1005
. .
Power supply other than for plasma torches
Collapse
H05H 2245/00
test
H05H 2245/104
.
spiral electrodes
Collapse
H05H 2245/12
.
Applications
Collapse
H05H 2245/121
. .
treatment of exhaust gas, e.g. Ambient air, ozonizers
H05H 2245/1215
. . .
Exhaust gas
Collapse
H05H 2245/122
. .
medical applications
{
e.g. plasma scalpels, blades, bistouri
}
H05H 2245/1225
. . .
Sterilization of objects
Collapse
H05H 2245/123
. .
surface treatments
H05H 2245/1235
. . .
coating of large volume items
H05H 2245/124
. .
production of nanostructures
H05H 2245/125
. .
portable devices
Collapse
H05H 2277/00
Applications
Collapse
H05H 2277/10
.
Medical devices
Collapse
H05H 2277/11
. .
Radiotherapy
H05H 2277/113
. . .
Diagnostic systems
H05H 2277/116
. . .
Isotope production
H05H 2277/12
.
Ion implantation
H05H 2277/13
.
High energy applications , e.g. fusion
Collapse
H05H 2277/14
.
Portable devices
H05H 2277/1405
. .
Detection systems
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013