Robert D Dawe, Thomas Oswald, Ian A Robson: Oil recovery process using mobility control fluid comprising alkylated diphenyloxide sulfonates and foam forming amphoteric surfactants. The Dow Chemical Company, April 20, 1993: US05203411 (36 worldwide citation)

The recovery of hydrocarbons from subterranean formations is improved by the use of a mobility control fluid comprising a mixture of at least one alkylated diphenyl oxide and at least one amphoteric surfactant. A preferred mobility control fluid comprises the disodium salt of hexyldiphenyloxide disu ...

Bharat I Chaudhary, Thoi H Ho, Thomas Oswald, Jennifer DellaMea: Grafted thermoplastic compositions and fabricated articles therefrom. The Dow Chemical Company, May 28, 2002: US06395791 (36 worldwide citation)

This invention describes grafted blend compositions, processes for their preparation and fabricated articles, especially foams therefrom. The blends exhibit enhanced melt strength, melt elongation greater than or equal to about 20 mm/s, increased upper service temperature, increased modulus, and inc ...

David B Ramsey, Robert G Vidaurri, Brad A Cobler, Thomas Oswald: Low-noise film unwrapping and device. The Dow Chemical Company, March 23, 1999: US05884453 (23 worldwide citation)

A method and device for unwrapping self-adhering films at reduced noise levels are disclosed. The method and device include means to maintain a sufficiently high unwrapping take-off angle during the unwrapping and dispensing or unwinding of film rollstock. Suitable means provide for substantial acce ...

Pak Wing S Chum, Kurt W Swogger, Thomas Oswald, Pradeep J Jain: Polymer blend and fabricated article made from diverse ethylene interpolymers. Dow Global Technologies, April 20, 2004: US06723398 (22 worldwide citation)

This invention is directed to an ethylene polymer blend comprising at least two diverse ethylene interpolymers wherein one interpolymer has a lower number of carbons than the at least one other interpolymer. The ethylene polymer blend preferably comprises at least one homogeneously branched ethylene ...

Pak Wing S Chum, Kurt W Swogger, Thomas Oswald, Pradeep Jain: Polymer blend and fabricated article made from diverse ethylene interpolymers. Dow Global Technologies, June 14, 2005: US06906141 (17 worldwide citation)

Polymer blends are described that include at least one first ethylene interpolymer and at least one second ethylene interpolymer wherein the difference in the number of carbon atoms in the comonomer of the first interpolymer and the comonomer of the second interpolymer is at least two, wherein the f ...

Thomas Oswald: Optical transmission system and method. International Standard Electric Corporation, John T O Halloran, Robert P Seitter, February 19, 1985: US04501022 (17 worldwide citation)

A method and apparatus for optical transmission of an analog signal whose statistical properties approximate "white noise" including a repeater having an optical source, such as a laser, and signal processing means including a quadratic device having a quadratic characteristic arranged to receive th ...

Thomas Oswald, Ian A Robson: Gas flooding processing for the recovery of oil from subterranean formations. The Dow Chemical Company, Paula S Ruhr, August 29, 1989: US04860828 (14 worldwide citation)

In a gas flooding or miscible gas flooding operation, the sweep efficiency of the gas is improved using a mixture of an alkylated diphenyl sulfonate and an alpha-olefin sulfonate as the surfactants in a mobility control fluid or diverter.

Jeffrey J Wooster, Thomas Oswald, Staci A DeKunder, Jesus Nieto: Film layers made from ethylene polymer blends. Dow Global Technologies, February 9, 2010: US07659343 (13 worldwide citation)

Film layers made from formulated ethylene polymer compositions are disclosed. Film layers made from such formulated compositions have surprisingly good heat seal properties, and an especially good reduction in heat seal initiation temperature. The ethylene polymer compositions have at least one homo ...


Thomas Oswald: Optical transmission systems. STC, Kerkam Stowell Kondracki & Clarke, September 22, 1987: US04696060 (12 worldwide citation)

In an optical transmission system, particularly a submerged system, a line finding system is provided which, in the event of a fault somewhere along the system, enables the remaining operative lines or paths to take over the traffic and thus "steer around" the fault. The laser sources of the submerg ...