Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 48/197
Name: Gas: heating and illuminating >

Sub-classes under this class:

Class Number Class Name Patents
48/ Acetylene 0
48/119 Retorts 35
48/127.1 Conversion of hydrocarbon gas and blending of product with further hydrocarbon gas, process 98
48/127.3 Methane (natural gas) -containing product, or treatment or recovery process 146
48/127.9 Apparatus for converting or treating hydrocarbon gas 507
48/128 Purifiers 132
48/144 Carburetors 15
48/170 Center and by-pass valves 1
48/173 Exhausters 1
48/174 Holders 25
48/180.1 Mixers 117
48/190 Distribution 59
48/197R Processes 1,380
48/61 Generators 790
48/DIG.1 Recirculation of gases produced to lower part of fuel bed 9
48/DIG.10 Computer resisted control 31
48/DIG.2 Slagging producer 130
48/DIG.3 High pressure 7
48/DIG.4 Powdered fuel injection 61
48/DIG.5 Diffusion membrane for gas reaction or separation 32
48/DIG.6 Underground gasification of coal 45
48/DIG.7 Slurry 76
48/DIG.8 Internal combustion engine for gas making 10
48/DIG.9 Solar gasification 10

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Ice tray for refrigerator
Blue box
Computer system and volume migration control method using the same
System and method for text input with a multi-touch screen
Sulfonated amorphous carbon, process for producing the same and use thereof
Braided pull tug pet toy
Nonaqueous secondary battery with nitrile group-containing compound
  Randomly Featured Patents
Apparatus for measuring clock pulse delay in one or more circuits
Reusable structured hardware description language design component
Luggage cart
Method for producing pyrimidine
Method to alert a phone operator by magnetic means of an incoming call
Image printing using print quality enhancing ink
Method of manufacturing a sag-resistant bonded particulate matter
Production of diesel fuel from renewable feedstocks
Spoof checking within a label switching computer network
Manhole cover support with flange borne on its own base