IPC 6 English version C10G 47/00-C10G 67/16

IPC ⁶ English version

C10G 25/00 - C10G 45/72

C10G04700-C10G06716

C10G 69/00 - 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 C 01 B; cracking or pyrolysis of hydrocarbon gases to individual hydrocarbons or mixtures thereof of definite or specified constitution C 07 C; cracking to cokes C 10 B); 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 C 23 F) [6]

47/

Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions (C 10 G 15/00 takes precedence; destructive hydrogenation of non-melting solid carbonaceous or similar materials C 10 G 1/06) [3]

47/

characterised by the catalyst used [3]

47/

Oxides [3]

47/

Sulfides [3]

47/

Halides [3]

47/

with catalysts deposited on a carrier [3]

47/

Inorganic carriers [3]

47/

the catalyst containing platinum group metals or compounds thereof [3]

47/

Crystalline alumino-silicate carriers [3]

47/

the catalyst containing platinum group metals or compounds thereof [3]

47/

the catalyst containing other metals or compounds thereof [3]

47/

Non-catalytic cracking in the presence of hydrogen [3]

47/

with moving solid particles [3]

47/

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

47/

according to the "moving bed" technique [3]

47/

according to the "fluidised bed" technique [3]

47/

in the presence of hydrogen-generating compounds [3]

47/

Organic compounds, e.g. hydrogenated hydrocarbons [3]

47/

Controlling or regulating (controlling or regulating in general G 05) [3]

49/

Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C 10 G 45/02, C 10 G 45/32, C 10 G 45/44, C 10 G 45/58, or C 10 G 47/00 [3]

49/

characterised by the catalyst used [3]

49/

containing nickel, cobalt, chromium, molybdenum, or tungsten metals, or compounds thereof [3]

49/

containing platinum group metals or compounds thereof [3]

49/

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

49/

with moving solid particles [3]

49/

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

49/

according to the "moving bed" technique [3]

49/

according to the "fluidised bed" technique [3]

49/

in the presence of hydrogen-generating compounds, e.g. ammonia, water, hydrogen sulfide [3]

49/

Organic compounds [3]

49/

Separation of effluents [3]

49/

Starting-up hydrotreatment operations [3]

49/

Controlling or regulating (controlling or regulating in general G 05) [3]

50/

Production of liquid hydrocarbon mixtures from lower carbon number hydrocarbons, e.g. by oligomerisation (preparation of individual hydrocarbons or mixtures thereof of definite or specified constitution C 07 C) [6]

50/

of hydrocarbon oils for lubricating purposes [6]

Multi-step processes

Note

Groups C 10 G 51/00 to C 10 G 69/00 cover only those combined treating operations where the interest is directed to the relationship between the steps. [3]

51/

Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more cracking processes only [3]

51/

plural serial stages only [3]

51/

including only thermal and catalytic cracking steps [3]

51/

plural parallel stages only [3]

53/

Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes [3]

53/

plural serial stages only [3]

53/

including at least one extraction step [3]

53/

including only extraction steps, e.g. deasphalting by solvent treatment followed by extraction of aromatics (refining in one step with two or more solvents which are introduced or withdrawn separately C 10 G 21/02) [3]

53/

including at least one sorption step [3]

53/

including at least one acid-treatment step [3]

53/

including at least one alkaline-treatment step [3]

53/

including at least one oxidation step [3]

53/

plural parallel stages only [3]

55/

Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process [3]

55/

plural serial stages only [3]

55/

including at least one thermal cracking step [3]

55/

including at least one catalytic cracking step [3]

55/

plural parallel stages only [3]

57/

Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one cracking process or refining process and at least one other conversion process [3]

57/

with polymerisation [3]

59/

Treatment of naphtha by two or more reforming processes only or by at least one reforming process and at least one process which does not substantially change the boiling range of the naphtha [3]

59/

plural serial stages only [3]

59/

including at least one catalytic and at least one non-catalytic reforming step [3]

59/

plural parallel stages only [3]

61/

Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen [3]

61/

plural serial stages only [3]

61/

the refining step being an extraction [3]

61/

the refining step being a sorption process [3]

61/

plural parallel stages only [3]

61/

processes also including other conversion steps [3]

63/

Treatment of naphtha by at least one reforming process and at least one other conversion process (C 10 G 59/00, C 10 G 61/00 take precedence) [3]

63/

plural serial stages only [3]

63/

including at least one cracking step [3]

63/

plural parallel stages only [3]

63/

including at least one cracking step [3]

65/

Treatment of hydrocarbon oils by two or more hydrotreatment processes only [3]

65/

plural serial stages only [3]

65/

including only refining steps [3]

65/

at least one step being a selective hydrogenation of the diolefins [3]

65/

at least one step being a hydrogenation of the aromatic hydrocarbons [3]

65/

including only cracking steps [3]

65/

including cracking steps and other hydrotreatment steps [3]

65/

plural parallel stages only [3]

65/

including only refining steps [3]

65/

including only cracking steps [3]

67/

Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only [3]

67/

plural serial stages only [3]

67/

including solvent extraction as the refining step in the absence of hydrogen [3]

67/

including a sorption process as the refining step in the absence of hydrogen [3]

67/

including acid treatment as the refining step in the absence of hydrogen [3]

67/

including alkaline treatment as the refining step in the absence of hydrogen [3]

67/

including oxidation as the refining step in the absence of hydrogen [3]

67/

including at least two different refining steps in the absence of hydrogen [3]

67/

plural parallel stages only [3]

C10G 25/00 - C10G 45/72

C10G 69/00 - C10G 75/04