| Patent Number |
Title Of Patent |
Date Issued |
| 4527435 |
Channeled plug proportional flow sampler |
July 9, 1985 |
| An improved proportional gas flow sampler having a combined arrangement of channeled plugs in a main flow line and a sample flow line for obtaining proportionally constant flow samples. The channels in the main line plug have relatively equivalent hydraulic diameters and a substantially |
| 4446748 |
Proportional flow sampler |
May 8, 1984 |
| Disclosed is an improved proportional gas flow sampler having a combined arrangement of baffles with orifice plates for obtaining proportional flow sampling. Orifice plates may be used alone for this purpose and baffles also may be used alone, but by combining the two, the disadvantages |
| 4396299 |
Method and apparatus for determining total energy flow in a gas line |
August 2, 1983 |
| Disclosed are methods and apparatus for measuring and determining the total energy flow, that is, BTUs per minute, of combustible gas flowing through a line such as a pipeline. One method includes taking a continuous sample of the gas flowing through the line which sample is a constant p |
| 4285245 |
Method and apparatus for measuring and controlling volumetric flow rate of gases in a line |
August 25, 1981 |
| Disclosed is a method and apparatus for measuring and controlling volumetric flow rate of gases. The apparatus includes a measurement chamber of fixed volume in a flow line, a controllable inlet valve upstream from the chamber, and flow regulator means for establishing constant flow |
| 4125123 |
Methods of and means for accurately measuring the calorific value of combustible gases |
November 14, 1978 |
| Method of and means for accurately measuring the calorific value of combustible gases wherein a mixture of combustible gas and combustion-supporting gas is burned in a pair of flames, the temperatures of the burned gases in both flames being monitored and the volume ratios of the com |
| 4125018 |
Method of and means for accurately measuring the calorific value of combustible gases |
November 14, 1978 |
| Method of and means for accurately measuring the calorific value of combustible gases wherein a mixture of combustible gas and combustion-supporting gas is burned in a pair of flames, the temperatures of the burned gases in both flames being monitored and the volume ratios of the com |
| 4062236 |
Method of and means for accurately measuring the calorific value of combustible gases |
December 13, 1977 |
| Method of and means for accurately measuring the calorific value of combustible gases wherein a mixture of combustible gas and combustion-supporting gas is burned in a pair of flames, the temperatures of the burned gases in both flames being monitored and the volume ratios of the com |
