Ruel C Terry: Minimizing environmental effects in production and use of coal. In Situ Technology, September 19, 1978: US04114688 (252 worldwide citation)

Coal gas is produced in situ using the techniques of gasification, liquefaction and pyrolysis. Normal effluents to the atmosphere are recycled in part to the underground reaction zone for conversion into commercial products. Contaminants to underground aquifers are captured and injected into the und ...

Hans Heinrich Meinke, Gerhard Flachenecker, Karl Fastenmeier, Friedrich Landstorfer, Heinz Lindenmeier: Cutting and coagulation apparatus for surgery. Karl Storz Endoscopy America, Donald D Mon, September 19, 1978: US04114623 (198 worldwide citation)

A device and system for the cutting and/or coagulation of human tissue with the use of high frequency currents. This invention is used to cut materials similar to the human tissue which can emit steam or gassy products when sufficiently heated. It controls the extent of the arc generated during the ...

Alan P Jones, William Sherman: Counterfeit detection means for paper counting. Brandt Pra, Louis Weinstein, September 19, 1978: US04114804 (179 worldwide citation)

In an apparatus for accurately counting a stack of documents and especially legal tender (i.e., paper money), tests for authenticity are performed simultaneously with the counting operation and without in any way impeding the type of counting operation being performed. At the same time that the coun ...

Michael Allen Abels: Medical and surgical implement detection system. Micro Tec Instrumentation, September 19, 1978: US04114601 (176 worldwide citation)

A method by which surgical implements, surgical instruments, surgical sponges, surgical implantable devices and indwelling therapeutic devices and materials may be detected within the human body or other area of interest by incorporating or adding a radiofrequency transponder. Non-linear mixing of t ...

Jorge J Vargas: Catheter assembly. Pravel Wilson & Gambrell, September 19, 1978: US04114618 (133 worldwide citation)

A catheter assembly insertable into a blood vessel for directing medicinal fluids intravenously into the vessel while providing for substantially uninterrupted flow of blood through the vessel; and, an anchoring flap mountable onto the catheter assembly or any other catheter for anchoring such cathe ...

Umberto Scata, Luciano Luciani, Pier Camillo Barbe: Catalysts and catalyst components for polymerizing olefins. Montedison S p A, September 19, 1978: US04115319 (130 worldwide citation)

New catalyst components comprising compounds containing titanium, magnesium and halogens, and catalysts for polymerizing olefins obtained by mixing said components with organometallic Al compounds are disclosed.

John M Tracy: Probe station. The United States of America represented by the Secretary of the Air Force, Joseph E Rusz, Jacob N Erlich, September 19, 1978: US04115736 (126 worldwide citation)

A probe station having a cryogenic container preferably situated in a vacuum chamber. Semiconductor devices to be tested are attached to the container of cryogenic liquid. Electrical contact to the devices is made using contact wires which are moved by manipulators lying outside the vacuum chamber. ...

Yves Maurice Guinet, Yves Maurice Noirel: One way data transmission system. Etablissement Public Dit Telediffusion de France, L Etat Francais Represente par le Secretaire d Etat aux Postes et Telecommunications, Charles A Laff, J Warren Whitesel, Howard B Rockman, September 19, 1978: US04115662 (124 worldwide citation)

There is provided a one-way data transmission system wherein a transmitter station transmits in the form of data packs data from a plurality of channels, the said packs being time multiplexed.

Melvin E Stanford: Test fixture employing plural platens for advancing some or all of the probes of the test fixture. Faultfinders, Heslin Irwin & Nieman, September 19, 1978: US04115735 (117 worldwide citation)

A test fixture for a circuit board testing system having a plurality of probes, some of which are mounted on one platen and others on another within the fixture. The platens are selectively advanced by use of a vacuum and thereby the probes associated with each platen are advanced into contact with ...

Ivar Giaever: Diagnostic method employing a mixture of normally separable protein-coated particles. General Electric Company, Leo I MaLossi, Joseph T Cohen, Charles T Watts, September 19, 1978: US04115535 (112 worldwide citation)

A mixture of two different kinds of particles having distinctive, different properties is employed for determining the presence of a select protein in, or the absence of a select protein from, a solution. The first kind of particle provides a property facilitating separation, while the second kind o ...