But this coating then has to be 100% impermeable
for water and to be perfectly matched and remain matched to the surface pores of the pipeline.
Previous research has suggested that when the percentage of impermeable
surfaces in a watershed is 10 percent or less, streams typically retain good water quality and stable channels.
In it, 279 patients were randomized to get impermeable
mattress, pillow, and blanket covers, or permeable, control covers.
LiteEarth is a patent pending, impermeable
capping system for the long-term cover of landfills, coal ash, gypsum deposits and land reclamation projects.
Adult patients with asthma and allergic rhinitis who encased their mattresses, pillows, and quilts in covers impermeable
to dust mite allergen had no greater improvement in symptoms at 1 year than did patients with standard, cotton/polyester bedovers, two large randomized, double-blind European studies revealed (N.
They, after all, can be the most impermeable
has published a color leaflet summarizing a report on research conducted by Oliver Moghissi at the Southwest Research Institute indicating that non-abrasive, permeable subsea pads improve cathodic protection to submerged steel pipelines that are weighted down with articulating concrete mattresses as compared to impermeable
covers were not removed from the mattress, if present.
Vectran LCPs are highly impermeable
to oxygen, water vapor, and aromas, which allows them to be used in very thin layers of only 2 to 5 microns (0.
In Europe, regulators have created a film classification called "VIF" (virtually impermeable
film), which transmits no more than 0.
The Iron Curtain could not have been very impermeable
if he could so freely help himself to the inspiration of such Western choreographers as Maurice Bejart, Roland Petit, Martha Graham and possibly even Alwin Nikolais (those ghostly figures enshrouded in fabric).
Our near-term commercial business is based on our VITOSS([R]) Bone Graft Substitute technology platform, which are designed to address the non-structural bone graft market by offering synthetic alternatives to the use of autograft or cadaver-based bone material, and VITAGEL([R]) Surgical Hemostat, which is an adherent matrix and an impermeable
barrier to blood flow.