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IPC 7
C10L-C10L01108

SECTION C – CHEMISTRY; METALLURGY


C 10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT


C 10 LFUELS NOT OTHERWISE PROVIDED FOR (fuels for generating pressure gas, e.g. for rockets, C06D 5/00; candles C11C; nuclear fuel G21C 3/00); NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRE-LIGHTERS  [5]



1/

00Liquid carbonaceous fuels

1/

02.essentially based on components consisting of carbon, hydrogen, and oxygen only

1/

04.essentially based on blends of hydrocarbons

1/

06..for spark ignition

1/

08..for compression ignition

1/

10.containing additives

Notes

(1)In groups C10L 1/12 to C10L 1/30, in the absence of an indication to the contrary, a compound is always classified in the last appropriate place.

(2)A metal salt or an ammonium salt of a compound is classified as that compound, e.g. a chromium sulfonate is classified as a sulfonate in group C10L 1/24 and not in group C10L 1/30.

1/

12..Inorganic compounds

1/

14..Organic compounds

1/

16...Hydrocarbons

1/

18...containing oxygen

1/

20...containing halogen

1/

22...containing nitrogen

1/

24...containing sulfur, selenium or tellurium

1/

26...containing phosphorus

1/

28...containing silicon

1/

30...containing elements not mentioned before

1/

32.consisting of coal-oil suspensions or aqueous emulsions


3/

00Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclasses C10G, C10K; Liquefied petroleum gas  [5]

3/

02.Compositions containing acetylene

3/

04..Absorbing compositions, e.g. solvents

3/

06.Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K 3/02 or C10K 3/04  [5]

3/

08..Production of synthetic natural gas  [5]

3/

10..Working-up natural gas or synthetic natural gas  [5]

3/

12.Liquefied petroleum gas  [5]


5/

00Solid fuels (produced by solidifying fluid fuels C10L 7/00)

5/

02.Briquettes consisting mainly of carbonaceous materials of mineral origin (peat briquettes C10F)

5/

04..Raw material to be used; Pretreatment thereof

5/

06..Briquetting processes (briquetting presses B30B 11/00)

5/

08...without the aid of extraneous binders (briquetting peat C10F)

5/

10...with the aid of binders, e.g. pretreated binders

5/

12....with inorganic binders

5/

14....with organic binders

5/

16.....with bituminous binders, e.g. tar, pitch

5/

18.....with naphthalene

5/

20.....with sulfite lye

5/

22....Methods of applying the binder to the other compounding ingredients; Apparatus therefor

5/

24..Combating dust during briquetting; Safety devices against explosion

5/

26..After-treatment of the briquettes

5/

28...Heating the briquettes; Coking the binders

5/

30...Cooling the briquettes

5/

32...Coating

5/

34..Other details of the briquettes

5/

36...Shape

5/

38....Briquettes consisting of different layers

5/

40.essentially based on materials of non-mineral origin

5/

42..on animal substances or products obtained therefrom

5/

44..on vegetable substances

5/

46..on sewage, house, or town refuse

5/

48..on industrial residues or waste materials (C10L 5/42, C10L 5/44 take precedence)  [4]


7/

00Fuels produced by solidifying fluid fuels

7/

02.liquid fuels (lubricating compositions C10M)

7/

04..alcohol


9/

00Treating solid fuels to improve their combustion

9/

02.by chemical means

9/

04..by hydrogenating

9/

06..by oxidation

9/

08.by heat treatment, e.g. calcining

9/

10.by using additives

9/

12..Oxidation means, e.g. oxygen-generating compounds


10/

00Adding materials to fuels or fires to reduce smoke or undesirable deposits or to facilitate soot removal

10/

02.to reduce smoke development

10/

04.to minimise corrosion or incrustation

10/

06.to facilitate soot removal


11/

00Fire-lighters

11/

02.based on refractory porous bodies

11/

04.consisting of combustible material (matches C06F)

11/

06.of a special shape

11/

08.Apparatus for the manufacture thereof


  
 

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