source assessment: cotton and synthetic woven fabric finishing

the report gives reliable data to enable epa to determine the need for developing control technology for air and water pollution emissions from cotton and synthetic woven fabric finishing plants the data supplements that in an earlier state-of-the-art report on the same subject (pb-271 986) and stems from actual sampling and analysis plus..

printing machinery. january, 1970-november, 1980 (citations from the engineering index data base)

worldwide information covers applications of printing machinery such as flexography, gravure, letterpress, lithography, offset, photolitography, silk screen, and color printing. ink jet high speed and videographic printing machinery are also discussed. (contains 98 citations, fully indexed and including a table of contents.)

health hazard evaluation determination report no. he 78-107-563, swinston company, pittsburgh, pennsylvania,

concentrations of isophorone (78591), acetone (67641), xylene (1330207), and toluene (108883) were measured in the silk screen printing operation of the swinston company (sic-2262) in pittsburgh, pennsylvania on september 12 to 14, 1978. the evaluation was requested by an authorized representative of an unspecified number of employees of ..

printing on thermoplastic and thermosets. 1973-april, 1982 (citations from the rubber and plastics research association data base)

this bibliography contains citations concerning the various methods of printing on thermoplastics and thermosets, such as indirect gravure, autoroll padflex, serigraphic, silk screen, heat transfer, and offset printing. hot stamping and hot foil marking are also included. (this updated bibliography contains 120 citations, 25 of which are ..

dasll: an automatic printed circuit board layout system

dasll stands for design automation system at lawrence livermore and is a system of computer programs to automatically lay out printed circuit boards. the focus has been on two-sided pcb fabrication aids; primarily drill tape, documentation, and artwork generation (including etch, silkscreen, and drill schedule artwork). limited four-layer..

nuclear science in china

the visit upon which this report is based was undertaken under the aegis of the committee on scholarly communication with the people's republic of china. the delegation was in china from may 21 through june 9, 1979. the formal host in the people's republic was the chinese academy of sciences, and the institute of atomic energy also played..

user's manual for geotemp, a computer code for predicting downhole wellbore and soil temperatures in geothermal wells. appendix to part i report

geotemp is a computer code that calculates downhole temperatures in and surrounding a well. temperatures are computed as a function of time in a flowing stream, in the wellbore, and in the soil. flowing options available in the model include the following: injection/production, forward/reverse circulation, and drilling. this manual descri..

new method of metallization for silicon solar cells. second quarterly report, april 1-june 30, 1979

the second quarter of this program is concerned with the determination of the firing cycle in a horizontal tube furnace for moo sub 3 :sn ink composition applied by silk screening process on p on n structured solar cells. in comparison with the strip heater used in the first quarter to determine the reaction mechanism, the reduction of mo..

fire resistant films for aircraft applications

alternative sandwich panel decorative films were investigated as replacements for the polyvinyl fluoride currently used in aircraft interiors. candidate films were studied for flammability, smoke emission, toxic gas emission, flame spread, and suitability as a printing surface for the decorative acrylic ink system. several of the candidat..

industrial hygiene walk-through of siltec corporation, menlo park, california,

the national institute for occupational safety and health (niosh) performed an industrial hygiene characterization of worker chemical exposures in the screen printing industry. the purpose of this study is to present industry-wide recommendations once the work environment has been characterized and evaluated