121
William A Farone: Method for monitoring and controlling a chemical process. November 16, 1993: US05262961 (19 worldwide citation)

An on-line method of monitoring and controlling a chemical process is based on measuring the concentration of process reactants and products using spectrometric technology. The spectral data is analyzed using a modified chi-squared processing method to determine the unknown concentration of reactant ...


122
Song Tien Chou: Asbestos decomposition. ASD, Matthews & Branscomb, April 4, 1989: US04818143 (19 worldwide citation)

A method for decomposing and disposing of asbestos compounds through the use of a two part chemical process. The first step in the chemical process involves the decomposition of asbestos through the use of sulfuric acid. The second step of the process involves the solidification of the products resu ...


123
Kozo Ohsaki, Jun Zamma, Yukihiro Kobayasi, Hiroshi Watanabe: Chemical process and apparatus therefor. Toyo Engineering Corporation, March 23, 1982: US04321234 (19 worldwide citation)

A vertical, cylindrical reaction vessel for catalytic, exothermic gas-phase reaction in which gaseous raw materials are passed substantially in the radial direction through a catalyst layer including therein cooling tubes extended vertically. A cooling medium is passed through the cooling tubes to r ...


124
Oppliger Hans R: High precision wide dynamic range viscous loss measuring apparatus. National Metal and Refining Company, January 16, 1973: US3710614 (19 worldwide citation)

A viscosity measuring system especially useful in pollution and chemical process control applications. A variable gain amplifier drives a magnetic coil which causes a vibratory member to oscillate. The amplitude of the oscillations is sensed as an AC voltage by a transducer, and converted to a DC vo ...


125
Paul A Aristoff: Composition and process. The Upjohn Company, L Ruth Hattan, Robert A Armitage, December 13, 1983: US04420632 (19 worldwide citation)

The present specification provides novel analogs of carbacyclin (CBA.sub.2), 6a-carba-prostacyclin (6a-carba-PGI.sub.2), which have pronounced prostacyclin-like pharmacological activity, e.g., as platelet antiaggregatory agents. Specifically the novel chemical analogs of CBA.sub.2 are those substitu ...


126
Enoch I Wang, Lifun Lin, William L Bowden: Electrochemical cell comprising gamma MnO.sub.2 cathode having filamentary protrusions. Duracell, Ronald S Cornell, Barry D Josephs, January 9, 1996: US05482796 (19 worldwide citation)

The invention relates to the manufacture of manganese dioxide by a chemical process. The resulting manganese dioxide product takes the form of particles characterized by filament-like protrusions jutting out from its surface. The manganese dioxide particles having such surface features can be manufa ...


127
Takeo Kagatani: Power device. Ward & Olivo, April 3, 2001: US06211643 (19 worldwide citation)

The present invention relates generally to a new power device. More specifically, it creates hydrogen from supplied water and electricity. The hydrogen is then used in combination with air in an electrolysis-electrical cell to produce electric power. All of this is accomplished by first storing the ...


128
Azorides R Morales: Simplified tissue processing. The University of Miami, Nixon & Vanderhye P C, December 30, 2008: US07470401 (18 worldwide citation)

Improved systems and methods for tissue processing are described here. The chemical process and the construction of the apparatus are simplified by using only two different solutions in two separate reaction modules. They are compatible with processing of tissue specimens for genetic analysis, histo ...


129
Adam T Lee, Kuang Wu, Larry Burton: Downcomer for chemical process tower and method of forming the same. Koch Enterprises, Shook Hardy & Bacon L, April 20, 1999: US05895608 (18 worldwide citation)

A chemical process tower tray construction incorporating a tapered semi-conical downcomer adaptive for discharging liquid along an arcuate edge portion of an underlying tray. The underlying tray is of the type supported within the chemical process tower by a support ring which is positioned beneath ...


130
Jean P Couput, Guy Campet, Jean M Chabagno, Daniel Muller, Maurice Bourrel, Ryan Dirkx, Didier Ferry, Regine Garie, Claude Delmas: Electrochromic element, materials for use in such element, processes for making such element and such materials and use of such element in an electrochromic glass device. Elf Atochem North America, Societe Nationale Elf Aquitaine, Finnegan Henderson Farabow Garrett & Dunner, January 4, 1994: US05276547 (18 worldwide citation)

An electrochromic element useful in an electrochromic glass or mirror device and a process for making such element. The element is a five-layered structure including an electrolyte ion conducting layer interposed between first and second inorganic electrochromic layers which are interposed between a ...