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Class Information
Number: 48/190
Name: Gas: heating and illuminating > Distribution
Description: Means and methods for the distribution of gas.

Sub-classes under this class:

Class Number Class Name Patents
48/193 Leakage 13
48/191 Regulating pressure 36
48/192 Safety devices 67

Patents under this class:
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Patent Number Title Of Patent Date Issued
8475550 Self-optimizing odorant injection system Jul. 2, 2013
8349038 Self optimizing odorant injection system Jan. 8, 2013
8021446 Self-regulating feedstock delivery systems and hydrogen-generating fuel processing assemblies and fuel cell systems incorporating the same Sep. 20, 2011
7749304 Method for storing hydrogen, and related articles and systems Jul. 6, 2010
7731783 Continuous pressure letdown system Jun. 8, 2010
7626061 Method and apparatus for continuous decomposing waste polymeric materials Dec. 1, 2009
7601302 Self-regulating feedstock delivery systems and hydrogen-generating fuel processing assemblies and fuel cell systems incorporating the same Oct. 13, 2009
7527660 Hydrogen fuel manufacturing method and system with control program for use therein May. 5, 2009
7479169 Gas supplying system and gas supplying method Jan. 20, 2009
7473484 Diverter valve Jan. 6, 2009
7470293 Feedstock delivery systems, fuel processing systems, and hydrogen generation assemblies including the same Dec. 30, 2008
7452390 Controlled superheating of natural gas for transmission Nov. 18, 2008
7413585 Closed pressure-keeping system for liquid hydrogen storage Aug. 19, 2008
7056360 Optical odorization system Jun. 6, 2006
6793699 Continuous tracer generation apparatus Sep. 21, 2004
6779548 Chemical injection system and method Aug. 24, 2004
6745799 Method for delivering a gas Jun. 8, 2004
6730272 In-line gas pre-heating May. 4, 2004
6217626 High pressure storage and transport of natural gas containing added C2 or C3, or ammonia, hydrogen fluoride or carbon monoxide Apr. 17, 2001
6202707 Method for displacing pressurized liquefied gas from containers Mar. 20, 2001
6176046 Portable, pre-manufactured, modular natural gas delivery stations Jan. 23, 2001
6093372 Oxygen flow control for gasification Jul. 25, 2000
5660603 Process for separating selected components from multi-component natural gas streams Aug. 26, 1997
5613532 Compressed natural gas (CNG) refueling station tank designed for vehicles using CNG as an alternative fuel Mar. 25, 1997
5402603 Flapper plate detonation flame arrester Apr. 4, 1995
5397553 Method and apparatus for sequestering carbon dioxide in the deep ocean or aquifers Mar. 14, 1995
5391057 Compressing gas flowing through a conduit Feb. 21, 1995
5308366 Hot hydrogen production apparatus May. 3, 1994
5253682 Free piston gas delivery apparatus and method Oct. 19, 1993
4987932 Process and apparatus for rapidly filling a pressure vessel with gas Jan. 29, 1991
4835687 Method for optimized management of a system of pipelines and a pipeline system realization in accordance with said method May. 30, 1989
4829911 Pollution-free, resource recovery, garbage disposal/fuel burning plant May. 16, 1989
4773255 Apparatus for injecting gas into a pipeline Sep. 27, 1988
4736779 Process and apparatus for using a hydride-forming alloy to store hydrogen Apr. 12, 1988
4728341 Method for treating, in transit, hydrocarbon gases containing carbon dioxide and potential atmospheric pollutants Mar. 1, 1988
4675028 Gas saturation monitoring system and method for controlling condensable fuel added to a gas Jun. 23, 1987
4670148 Apparatus and method for withdrawing gaseous decomposition products from a refuse dump Jun. 2, 1987
4586938 Process for conditioning natural gas for pipeline transport May. 6, 1986
4563195 Method for treatment of tar-bearing fuel gas Jan. 7, 1986
4531558 Gaseous fuel refueling apparatus Jul. 30, 1985
4523548 Gaseous hydrocarbon fuel storage system and power plant for vehicles Jun. 18, 1985
4522159 Gaseous hydrocarbon fuel storage system and power plant for vehicles and associated refueling apparatus Jun. 11, 1985
4500322 Apparatus for regulation of gas feed for gas consumption Feb. 19, 1985
4473399 Method of supplying coal gas to a smelting works Sep. 25, 1984
4457364 Close-coupled transfer line heat exchanger unit Jul. 3, 1984
4431561 Hydrogen storage materials and method of making same Feb. 14, 1984
4429546 Heat transfer in gas compression Feb. 7, 1984
4302217 Hydrogen supply system Nov. 24, 1981
4277254 Control system and apparatus for producing compatible mixtures of fuel gases Jul. 7, 1981
4271676 Method and apparatus for recovering natural gas in a mine Jun. 9, 1981

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