(1) Countercurrent washing is applied to reduce acid pollution effectively.

(2) Countercurrent Chromatography is a newly - developed separation technology.

(3) Objective To study the relationship between pylic countercurrent blood-flow and intrahepatic metastasis of hepatocarcinoma.

(4) Dynamic simulation of multi - stage countercurrent is an important subject in the field of Chemical Dynamics.

(5) Sesamol was isolated from sesame oil by countercurrent extraction, column chromatography, crystallization. This method was a reference for sesame processing.

(6) Main features of countercurrent cooling tower are introduced, and its general significance is described also.

(7) Recent research progresses on high - speed countercurrent chromatography ( HSCCC ) were reviewed.

(8) The countercurrent mode has a simple scheme of pressure energy recovery, needing neither CO burner nor steam superheating devices, and about 98%of the flue gas pressure energy can be recovered.

(9) Mean temperature difference for countercurrent flow and cocurrent flow in steady continuous heat transfer has been deduced uniformly.

(10) High speed countercurrent chromatography ( HSCCC ) was successfully used for the separation and preparation of isomeric compounds.

(11) YLX Series Countercurrent Scrubber is used for the final washing of salt slurry.

(12) Countercurrent type is used for remove iron, we adopt return flow pipe to make best use of raw material.

(13) The tests reveal that the gas-liquid countercurrent process offers higher desulfurization and dearomatization efficiency and is a cost-effective hydrotreating process.

(14) Multi - stage countercurrent extraction technology with 4 # solvent is ripe, and has been applied in practice.

(15) The constitutional feature of a new complete countercurrent mixer-settler unit, its main advantages, and its performances in solvent extraction tests are stated.

(16) Under the determined extraction (conditions), a new process of countercurrent liquid membrane extraction technology was adopted to separate (terbutaline) enantiomorph.

(17) A study was carried out on the separation of active anthraquinone ingredient in Chinese rhubarb using High-Speed Countercurrent Chromatography with acid-base accommodationt.

(18) The separation ofm - chloroaniline and p - chloroaniline was carried out by countercurrent dissociation extraction ( CDE ).

(19) The system comprises multiple membrane adsorber cartridges that are interconnected and configured to operate in a countercurrent flow mode.

(20) Computed results show that the cocurrent shear has an adverse impact on stability and the effects of countercurrent shear on stability is related to the first and second critical shear stresses.

(21) Extraction factor is one of the most important parameters in optimum design countercurrent extraction technology.

(22) The cocurrent shear plays the roles on thinning film thickness and enhancing heat transfer, and the countercurrent shear has inverse effect.

(23) The China Pioneer Area of Eastern Pacific Ocean is to the north of the equatorial high nutrients area, across the the boundary of the North Equatorial Current and North Equatorial Countercurrent.

(24) Air is introduced at the bottom and act as countercurrent to fuel flow.

(25) A new method of tea extraction was introduced, and analyzed the process of countercurrent extraction.

(26) The technical parameters of the key parts including the magneto generator, chain wheel, countercurrent power source and so on are chosen.

(27) The leatherback accomplishes this by arranging the blood vessels in the base of as flipper into a countercurrent exchange system.

(28) An experimental set up for simulating investigation of the phenomena of countercurrent flow of gas and liquids in the dropping zone has been established.

(29) The process for concentrating natural vitamin E in the dual - column continuous countercurrent supercritical extraction is studied.