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Using Infrared Imaging to Monitor and Control Welding
(1989-10-31)
The technique and arrangement of distributed, real time, intelligent control of welding including IR detection and measurement of process conditions, and controlling process parameters in view of a knowledge base including ...
Method and Appartus for Forming Ultrafine Metal Powders
(1987-08-25)
A method and apparatus for producing ultrafine metal powders in which a laser beam is focused on the surface of a workpiece or feedstock and moved thereacross so as to create a cavity within the workpiece through melting ...
Aqueous Flooding Methods for Tertiary Oil Recovery
(1989-04-04)
A method of aqueous flooding of subterranean oil bearing formation for tertiary oil recovery involves injecting through a well into the formation a low alkaline pH aqueous sodium bicarbonate flooding solution. The flooding ...
Electro-Osmotic Production of Hydrocarbons Utilizing Conduction Heating of Hydrocarbonaceous Formations
(1987-02-24)
An electro-osmotic method for the production of hydrocarbons utilizes in situ heating of earth formations having substantial electrical conductivity. A particular volume of an earth formation is bounded with a waveguide ...
Methods and Apparatus for Atmospheric Sampling and Analysis of Trace Contaminants
(1989-11-28)
This invention relates to a method and device for continuously removing and concentrating specific molecules or substances from a gas stream and depositing such molecules or substances in a liquid film stream in a controlled ...
In Situ Decontamination of Spills and Landiflls by Radio Frequency Heating
(1987-06-02)
A water-containing region at or near the surface of the earth, such as a landfill, that is contaminated with hazardous materials is decontaminated by heating the region with bound radio frequency energy from a bound-wave ...
Method and Apparatus for Mitigation of Radio Frequency Electric Field Peaking in Controlled Heat Processing of Hydrocarbonaceous Formations In Situ
(1984-10-16)
The effects of radio frequency electric field peaking in the earth formations surrounding a conductor excited by radio frequency energy in the controlled in situ heat processing of hydrocarbonaceous earth formations are ...
Apparatus and Method for In Situ Controlled Heat Processing of Hydrocarbonaceous Formations
(1984-05-22)
A system and method for the controlled in situ heat processing of hydrocarbonaceous earth formations involves the application of electromagnetic energy at a selected frequency or at selected frequencies to a waveguide ...
Method for Recovery of Viscous Hydrocarbons by Electromagnetic Heating In Situ
(1984-12-04)
A method of electromagnetic heating in situ recovers liquid hydrocarbons from an earth formation containing viscous hydrocarbonaceous liquid and water in an inorganic matrix where the formation is substantially impermeable ...