| ReturnTo Theme-Group-Choice | Onelevelup |
| 4G014 | Glass melting and manufacturing | |
| C03B1/00 -5/44;8/00-8/04@Z;19/12-20/00@Z | ||
| C03B1/00;1/02 | AA | AA00 ADJUSTMENT OF GLASS BATCHES |
AA01 | |||||||||
| . Compacting of glass batches | ||||||||||||
| C03B3/00;3/02 | AB | AB00 CHARGING OF GLASS INTO THE MELTING FURNACE |
AB01 | AB02 | ||||||||
| . Preheating of glass batches | . . Preheating of glass by cyclone | |||||||||||
| C03B5/00 | AC | AC00 MELTING OF GLASS IN MELTING FURNACES |
AC01 | |||||||||
| . Structure of glass melting furnaces | ||||||||||||
| C03B5/027;5/03 | AD | AD00 GLASS MELTING BY ELECTRO-HEATING |
AD01 | AD02 | AD04 | |||||||
| . Electrodes of glass-melting electric furnaces | . . Configuration of electrodes of glass-melting electric furnaces | . Heating control for glass-melting electric furnaces | ||||||||||
| C03B5/04;5/05 | AE | AE00 GLASS MELTING IN TANK FURNACES |
AE01 | AE02 | ||||||||
| . Heat recovery in tank furnaces | . Adjustment of glass style | |||||||||||
| C03B5/235;5/237 | AF | AF00 HEATING OF GLASS |
AF01 | |||||||||
| . Heat recovery in glass manufacturing processes | ||||||||||||
| C03B8/00 | AG | AG00 GLASS MANUFACTURING, EXCEPT FOR MELTING PROCESSES |
AG01 | AG03 | AG04 | |||||||
| . Elution from melting glass (i.e., vitreous) bodies | . Induction of dopants for porosity | . . Immersion of glass material in solutions | ||||||||||
| C03B8/02@A-8/04@Z;19/12@A-20/00@Z | AH | AH00 GLASS PRODUCTION BY LIQUID-PHASE AND GAS-PHASE REACTION PROCESSES |
AH01 | AH02 | AH04 | AH06 | AH08 | |||||
| . Glass production by liquid-phase reaction processes | . . Selection of raw materials | . . Hydrolysis and gelatin treatments | . . Drying and burning of glass produced | . . Siphonosome structures for glass production | ||||||||
| AH11 | AH12 | AH14 | AH15 | AH16 | AH19 | |||||||
| . Glass production by gas-phase reaction processes | . . Supplying of raw materials | . . Porous glass manufacturing | . . . Flame hydrolysis | . . . . Structure of burners for porous glass manufacturing | . . Exhaust from burners for glass production | |||||||
| AH21 | AH23 | |||||||||||
| . . Burning and sintering of glass produced | . . Structure of siphonosomes for glass production |