IPC 7 English version
 
C10-C10B03918
  C10B 41/00 - C10B 57/18  

SECTION C – CHEMISTRY; METALLURGY


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


C 10 BDESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS (cracking oils C10G; underground gasification of minerals E21B 43/295) [5]


Subclass Index

RETORTS; COKE OVENS 

Retorts 

C10B 1/00 

Coke ovens 

C10B 3/00 to C10B 15/00 

Structural features of coke ovens 

doors, closures; other features 

C10B 25/00; C10B 27/00, C10B 29/00 

heating 

C10B 17/00 to C10B 23/00 

charging devices 

C10B 13/00, C10B 31/00 to C10B 35/00 

safety devices; preventing or removing incrustations 

C10B 41/00; C10B 43/00 

other details 

C10B 45/00 

CARBONISING OR COKING PROCESSES 

By destructive distillation 

C10B 47/00 to C10B 53/00 

Coking mineral oils or the like 

C10B 55/00 

Other processes 

C10B 57/00 

FEATURES OF DESTRUCTIVE DISTILLATION PROCESSES IN GENERAL 

C10B 7/00, C10B 13/00, C10B 37/00, C10B 39/00, C10B 57/00 


Retorts or coke ovens


1/

00Retorts

1/

02.Stationary retorts

1/

04..Vertical retorts

1/

06..Horizontal retorts

1/

08..Inclined retorts

1/

10.Rotary retorts


3/

00Coke ovens with vertical chambers

3/

02.with heat-exchange devices


5/

00Coke ovens with horizontal chambers

5/

02.with vertical heating flues

5/

04..with cross-over inter-connections

5/

06.with horizontal heating flues

5/

08.with horizontal and vertical heating flues

5/

10.with heat-exchange devices

5/

12..with regenerators

5/

14...situated in the longitudinal direction of the chambers

5/

16....with separated flues

5/

18...situated in the longitudinal direction of the oven battery

5/

20..with recuperators


7/

00Coke ovens with mechanical conveying means for the raw material inside the oven

7/

02.with rotary scraping devices

7/

04.with shaking or vibrating devices

7/

06.with endless conveying devices

7/

08..in vertical direction

7/

10.with conveyer-screws

7/

12.with tilting or rocking means

7/

14.with trucks, containers, or trays


9/

00Beehive ovens


11/

00Coke ovens with inclined chambers


13/

00Coke ovens with means for bringing and keeping the charge under mechanical pressure


15/

00Other coke ovens

15/

02.with floor heating


Heating of coke ovens


17/

00Preheating of coke ovens


19/

00Heating of coke ovens by electrical means


21/

00Heating of coke ovens with combustible gases

21/

02.with lean gas

21/

04.with rich gas

21/

06.in coke ovens suitable for the use of lean gas or rich gas

21/

08.by applying special heating gases

21/

10.Regulating or controlling the combustion

21/

12..Burners

21/

14..Devices for reversing the draught

21/

16..by controlling or varying the openings between the heating flues and the regenerator flues

21/

18..Recirculating the flue gases

21/

20.Methods of heating ovens of the chamber oven type

21/

22..by introducing the heating gas and air at various levels

21/

24...at the top and the bottom of the vertical heating flues

21/

26..by introducing the heating gas and air at the top of the vertical flues only


23/

00Other methods of heating coke ovens


25/

00Doors or closures for coke ovens

25/

02.Doors; Door frames

25/

04..for ovens with vertical chambers

25/

06..for ovens with horizontal chambers

25/

08..Closing or opening the doors

25/

10...for ovens with vertical chambers

25/

12...for ovens with horizontal chambers

25/

14...Devices for lifting doors

25/

16..Sealing; Means for sealing

25/

18..Cooling

25/

20.Lids or closures for charging holes

25/

22..for ovens with vertical chambers

25/

24..for ovens with horizontal chambers


27/

00Arrangements for withdrawal of the distillation gases

27/

02.with outlets arranged at different levels in the chamber

27/

04.during the charging operation of the oven

27/

06.Conduit details, e.g. valves


29/

00Other details of coke ovens

29/

02.Brickwork, e.g. casings, linings, walls

29/

04.Controlling or preventing expansion or contraction

29/

06.Preventing or repairing leakages of the brickwork

29/

08.Bracing or foundation of the ovens


Devices for charging or discharging coke ovens; Mechanical treatments of coal charges


31/

00Charging devices

31/

02.for charging vertically

31/

04..coke ovens with horizontal chambers

31/

06.for charging horizontally

31/

08..coke ovens with horizontal chambers

31/

10...with one compact charge

31/

12.for liquid materials


33/

00Discharging devices; Coke guides

33/

02.Extracting coke with built-in devices, e.g. gears, screws

33/

04.Pulling-out devices

33/

06..for horizontal chambers

33/

08.Pushers, e.g. rams

33/

10..for horizontal chambers

33/

12.Discharge valves

33/

14.Coke guides


35/

00Combined charging and discharging devices


37/

00Mechanical treatments of coal charges in the oven

37/

02.Levelling charges, e.g. with bars

37/

04.Compressing charges (during coking C10B 47/12)

37/

06.Forming holes in charges


39/

00Cooling or quenching coke

39/

02.Dry cooling outside the oven

39/

04.Wet quenching

39/

06..in the oven

39/

08..Coke-quenching towers

39/

10.combined with agitating means, e.g. rotating tables or drums

39/

12.combined with conveying means

39/

14.Cars

39/

16.combined with sorting

39/

18.Coke ramps

   C10B 41/00 - C10B 57/18