Pocket formation

Fluid pocket formation Possible—tissue geometry may not be amenable... 

Flint clays occur in extensive deposits in the upper Mercer and Middle Kittanning formations of Pennsylvania and Maryland, the Sciotoville in Kentucky and the Lower Kittanning and Upper Freeport in Ohio as well as in the pocket formations of the pre-Pennsylvania limestones, 40 to 140 miles west of St. Louis, Mo., probably of cretaceous origin. The Ohio flint clays as a rule are not equal in refractoriness to the others mentioned for which a softening point of cone 33 to 35 is demanded. 

Vaughn, R. H., Stevensen, K. E., Dave, B. A., Park, H. C. (1972). Fermenting yeasts associated with softening and gas-pocket formation in olives. Applied Microbiology, 23, 316-320. 

Gas entrainment studies are in progress taking into account identification of sources (free surface, pump shaft, spillway), behaviour and transport of bubbles (VIBUL computer code) possibility of gas pocket formation and removal. 

On theoretical grounds it is generally accepted (de Bruyne s rule) that with pure or simple substances as adhesives strong bonds can never be made by polar adherends with non-polar adhesives or to non-polar adherends with polar adhesives. This observation is based on the fact that a liquid polar adhesive has a higher critical surface tension than the critical surface tension of wetting of a non-polar adherend hence poor wetting is considered to result between these two materials no or reduced penetration of the gas pocket formations, always present on the surface of an adherend, results if only poor wetting between two surfaces occurs with the consequence of poor adhesion. 

If z acos kx) describes the profile of the solid surface, we can work out a one-to-one correspondence between the value of the roughness and the threshold for air pockets formation. The maximum slope of the profile is ak (in absolute value), and the condition for air trapping (that is to say, the establishment of a horizontal liquid/vapor line of contact) for a given Oe reads... 

Pocket formation when welding through a high viscous adhesive... 

The titanium sulfide is able to act as a lithium reservoir. On iatercalation with lithium, the titanium lattice expands from ca 570 to 620 pm as the iatercalation proceeds to completion on formation of TiI iS2. Small button cells have been developed, incorporating lithium perchlorate ia propyleae carboaate electrolyte, for use ia watches and pocket calculators (see Batteries). 

Liquid Hazards. Pure liquid ethylene oxide will deflagrate given sufficient initiating energy either at or below the surface, and a propagating flame may be produced (266,267). This requites certain minimum temperatures and pressures sensitive to the mode of initiation and system geometry. Under fire exposure conditions, an ethylene oxide pipeline may undergo internal decomposition either by direct initiation of the Hquid, or by formation and subsequent decomposition of a vapor pocket (190). 

Fig. 9-12 Increase in grounding resistance of a deep anode due to formation of a gas pocket.

Zhn and coworkers have developed SwAr-based macrocyclizadon via biaryl ether formation. The first example of SivAr-based macrocyclizadon for synthesis of model carboxylate-binding pocket C-O-D rings of vancomycin was reported in 1994 fScheme 9.3. ... 

Taschen-ausgabe, /. pocket edition, -buch, n. pocket book, -filter, n. bag filter, -format, n. pocket size, -krebs, m. common crab, -lampe, /. pocket lamp, (pocket) flashlight, -lupe, /, pocket lens, -spiel, n. jugglery, -tuch, n. pocket handkerchief, -uhr, /. watch. 

Another important consideration for marine propeller design is cavitation, the rapid formation and then collapse of vacuum pockets on the blade surface at high speed, and its contributions to losses in propulsive efficiency. The phenomenon can cause serious damage to the propeller by eroding the blade surface and creating high frequency underwater noise. Cavitation first became a serious problem in the late nineteenth and early twentieth centuries... 

Simethicone (Mylicon) and charcoal are used as anti-flatulents (against flatus or gas in the intestinal tract). Simethicone has a defoaming action that disperses and prevents the formation of mucus-surrounded gas pockets in tiie intestine Charcoal is an absorbent that reduces the amount of intestinal gas. 

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