1
Magdy F Iskander: Apparatus and method for time-domain tracking of high-speed chemical reactions. University of Utah Research Foundation, H Ross Workman, J Winslow Young, Allen R Jensen, August 2, 1983: US04396062 (294 worldwide citation)

A novel apparatus and method for time-domain tracking of high-speed chemical reactions. The apparatus of this invention includes a feedback system for controlling the RF frequency of an RF radiator system to thereby provide the optimum RF frequency for heating the reaction. The apparatus and method ...


2
Francis V Hanson, Jan D Miller, Alex G Oblad: Process for recovering products from tar sand. University of Utah, H Ross Workman, Allen R Jensen, Dale E Hulse, October 11, 1983: US04409090 (248 worldwide citation)

A combination physical separation process and thermal fluidized bed process for recovering products from tar sands. The process includes initially separating a portion of the sand from the tar sand through a physical separation process, yielding a bitumen-rich concentrate. The bitumen-rich concentra ...


3
Harold R Jacobs, Kent S Udell: Process for recovering products from oil shale. University of Utah, H Ross Workman, J Winslow Young, Allen R Jensen, April 13, 1982: US04324292 (238 worldwide citation)

A process for recovering hydrocarbon products from a body of fragmented or rubblized oil shale. The process includes initiating a combustion zone adjacent the lower end of a body of oil shale and using the thermal energy therefrom for volatilizing the shale oil from the oil shale above the combustio ...


4
Jiri Janata: Apparatus and method for measuring the concentration of components in fluids. University of Utah, H Ross Workman, Allen R Jensen, Dale E Hulse, October 25, 1983: US04411741 (183 worldwide citation)

An apparatus and method for measuring the concentration of various components in a fluid sample. The apparatus comprises a chemically sensitive field effect transistor (CHEMFET) having a semiconductor substrate and a pair of diffusion regions formed at the surface of the substrate. An electrical ins ...


5
Robert L Stephen, Carl Kablitz, Barry K Hanover, Stephen C Jacobsen, Jeffrey J Harrow: Subcutaneous peritoneal injection catheter. University of Utah Research Foundation, H Ross Workman, Allen R Jensen, Berne S Broadbent, September 20, 1983: US04405305 (175 worldwide citation)

A novel implantable, peritoneal injection catheter apparatus and method, the apparatus including an open top, fluid-receiving reservoir mounted to one end of a hollow stem and a penetrable membrane covering the open top of the receiving reservoir. The hollow stem is configurated to extend into the p ...


6
Jan D Miller: Apparatus and method for separating particles from a fluid suspension. University of Utah, H Ross Workman, Allen R Jensen, Dale E Hulse, August 9, 1983: US04397741 (67 worldwide citation)

An apparatus and method for separating particles from a fluid, particulate suspension by flotation in a centrifugal field. The apparatus includes a vertically oriented, cylindrical vessel having a tangential inlet and a tangential outlet. The particulate suspension is introduced into the vessel thro ...


7
Robert L Stephen: Subcutaneous peritoneal injection catheter. University of Utah Research Foundation, H Ross Workman, Allen R Jensen, Berne S Broadbent, August 23, 1983: US04400169 (58 worldwide citation)

A novel implantable, peritoneal injection catheter apparatus and method, the apparatus including an enlarged target surface, fluid-receiving reservoir mounted to one end of a hollow stem. The hollow stem is configured to extend into the peritoneal cavity and includes a retaining ring system for reta ...


8
Jan D Miller: Flotation apparatus and method for achieving flotation in a centrifugal field. University of Utah Research Foundation, H Ross Workman, Allen R Jensen, Dale E Hulse, August 16, 1983: US04399027 (55 worldwide citation)

A gas-sparged hydrocyclone apparatus and method for achieving separation by flotation in a centrifugal field. The hydrocyclone apparatus is suitably modified so that a gas phase may be dispersed into the liquid vortex created in the hydrocyclone.


9
Steven A Johnson: Ultrasound imaging apparatus and method. University of Utah, H Ross Workman, J Winslow Young, Allen R Jensen, March 2, 1982: US04317369 (55 worldwide citation)

A ring of transmitter and receiver transducer arrays circumscribes an object to be scanned. Semicircular wave fronts of ultrasound energy are propagated from different points around the ring of transducers by triggering the transmitter arrays in sequence. The reflected and transmitted ultrasound ene ...


10
Russell G Sharp, Charles C Reed, Denton A Cooley, Terry N Crane, William R Wilkinson: Sterilized medical tubing cover. Texas Medical Products, H Ross Workman, Allen R Jensen, Rick D Nydegger, June 22, 1982: US04335756 (54 worldwide citation)

The present invention is directed to an improved cover for enclosing the ends of medical tubing and which is capable of maintaining the sterile condition of the tubing prior to its use in surgical or medical procedures. The cover is designed with an inner diameter of constant cross section and with ...