IPC 7 English version C10G 25/00-C10G 45/72

IPC ⁷ English version

C10G - C10G 21/30

C10G02500-C10G04572

C10G 47/00 - C10G 75/04

SECTION C – CHEMISTRY; METALLURGY

C 10

PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT

C 10 G

CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION (cracking to hydrogen or synthesis gas C01B; cracking or pyrolysis of hydrocarbon gases to individual hydrocarbons or mixtures thereof of definite or specified constitution C07C; cracking to cokes C10B); RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES (inhibiting corrosion or incrustation in general C23F) [6]

25/

Refining of hydrocarbon oils, in the absence of hydrogen, with solid sorbents

25/

with ion-exchange material

25/

with crystalline alumino-silicates, e.g. molecular sieves [3]

25/

Removal of non-hydrocarbon compounds, e.g. sulfur compounds [3]

25/

with moving sorbents or sorbents dispersed in the oil

25/

according to the "moving bed" technique

25/

according to the "fluidised bed" technique [3]

25/

Distillation in the presence of moving sorbents [3]

25/

Recovery of used adsorbent

27/

Refining of hydrocarbon oils, in the absence of hydrogen, by oxidation

27/

with halogen or compounds generating halogen; Hypochlorous acid or salts thereof

27/

with oxygen or compounds generating oxygen

27/

in the presence of alkaline solutions

27/

in the presence of copper chloride

27/

in the presence of metal-containing organic complexes, e.g. chelates, or cationic ion-exchange resins [3]

27/

with oxygen-generating compounds, e.g. per-compounds, chromic acid, chromates (plumbites or plumbates C10G 19/06) [3]

27/

with ozone-containing gases [3]

29/

Refining of hydrocarbon oils, in the absence of hydrogen, with other chemicals

29/

Non-metals

29/

Metals, or metals deposited on a carrier

29/

Metal salts, or metal salts deposited on a carrier

29/

containing the metal in the lower valency

29/

Sulfides

29/

Halides [3]

29/

Metal oxides

29/

Organic compounds not containing metal atoms

29/

containing oxygen as the only hetero atom

29/

Aldehydes or ketones

29/

Halogenated hydrocarbons

29/

containing sulfur as the only hetero atom, e.g. mercaptans, or sulfur and oxygen as the only hetero atoms

31/

Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (by distillation C10G 7/00) [2]

31/

by heating, cooling, or pressure treatment

31/

by treating with water

31/

by filtration [3]

31/

with the aid of centrifugal force

31/

by dialysis [3]

32/

Refining of hydrocarbon oils by electric or magnetic means, by irradiation, or by using microorganisms [3]

32/

by electric or magnetic means [3]

32/

by particle radiation [3]

33/

De-watering or demulsification of hydrocarbon oils (by distillation C10G 7/04)

33/

with electrical or magnetic means

33/

with chemical means

33/

with mechanical means, e.g. by filtration

33/

Controlling or regulating (controlling or regulating in general G05) [3]

35/

Reforming naphtha

Note

In this group, the following term is used with the meaning indicated:

–

"reforming" means the treatment of naphtha in order to improve the octane number or its aromatic content. [3]

35/

Thermal reforming

35/

Catalytic reforming

35/

characterised by the catalyst used

35/

085

containing platinum group metals or compounds thereof [3]

35/

Bimetallic catalysts in which at least one of the metals is a platinum-group metal [3]

35/

095

containing crystalline alumino-silicates, e.g. molecular sieves [3]

35/

with moving catalysts

35/

according to the "moving bed" technique

35/

according to the "fluidised bed" technique

35/

with electric, electromagnetic, or mechanical vibrations; by particle radiation

35/

Starting-up reforming operations [3]

35/

Controlling or regulating of reforming operations (controlling or regulating in general G05) [3]

Hydrotreatment processes (reforming of naphtha C10G 35/00)

45/

Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds [3]

Note

Treatment of hydrocarbon oils in the presence of hydrogen-generating compounds not provided for in a single one of groups C10G 45/02, C10G 45/32, C10G 45/44, or C10G 45/58 is covered by group C10G 49/00. [3]

45/

to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing [3]

45/

characterised by the catalyst used [3]

45/

containing nickel or cobalt metal, or compounds thereof [3]

45/

in combination with chromium, molybdenum, or tungsten metals, or compounds thereof [3]

45/

containing platinum group metals or compounds thereof [3]

45/

containing crystalline alumino-silicates, e.g. molecular sieves [3]

45/

with moving solid particles [3]

45/

suspended in the oil, e.g. slurries [3]

45/

according to the "moving bed" technique [3]

45/

according to the "fluidised bed" technique [3]

45/

with hydrogen dissolved or suspended in the oil [3]

45/

with hydrogen-generating compounds [3]

45/

Steam or water [3]

45/

Organic compounds; Autofining [3]

45/

characterised by the catalyst used [3]

45/

Selective hydrogenation of the diolefin or acetylene compounds [3]

45/

characterised by the catalyst used [3]

45/

containing nickel or cobalt metal, or compounds thereof [3]

45/

in combination with chromium, molybdenum or tungsten metals, or compounds thereof [3]

45/

containing platinum group metals or compounds thereof [3]

45/

with moving solid particles [3]

45/

Hydrogenation of the aromatic hydrocarbons [3]

45/

characterised by the catalyst used [3]

45/

containing nickel or cobalt metal, or compounds thereof [3]

45/

in combination with chromium, molybdenum or tungsten metal, or compounds thereof [3]

45/

containing platinum group metals or compounds thereof [3]

45/

containing crystalline alumino-silicates, e.g. molecular sieves [3]

45/

with moving solid particles [3]

45/

to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour point; Selective hydrocracking of normal paraffins (C10G 32/00 takes precedence; improving or increasing the octane number or aromatic content of naphtha C10G 35/00) [3]

45/

characterised by the catalyst used [3]

45/

containing platinum group metals or compounds thereof [3]

45/

containing crystalline alumino-silicates, e.g. molecular sieves [3]

45/

with moving solid particles [3]

45/

Aromatisation of hydrocarbon oil fractions (of naphtha C10G 35/00) [3]

45/

with catalysts containing platinum group metals or compounds thereof [3]

45/

Controlling or regulating (controlling or regulating in general G05) [3]

C10G - C10G 21/30

C10G 47/00 - C10G 75/04