an api oil–water separator is a device designed to separate gross amounts of oil and suspended solids from the wastewater effluents of oil refineries, petrochemical plants, chemical plants, natural gas processing plants and other industrial oily water sources. the name is derived from the fact that such separators are designed according to standards published by the american petroleum .
flotation. flotation introduces gas bubbles to enhance oil removal. the gas bubbles attach to the oil droplets to increase the rise rate of the oil. various flotation methods such as dissolved gas flotation dgf , dissolved air flotation daf , and induced gas flotation igf may be used. typically this separation step is used following a primary oil–water separation step which is able to remove a large portion of the free oil.
deinking is the industrial process of removing printing ink from paperfibers of recycled paper to make deinked pulp . the key in the deinking process is the ability to detach ink from the fibers. this is achieved by a combination of mechanical action and chemical means. in europe the most common process is froth flotation deinking.
industrial processes are procedures involving chemical, physical, electrical or mechanical steps to aid in the manufacturing of an item or items, usually carried out on a very large scale. industrial processes are the key components of heavy industry. 1 chemical processes. 8 additive manufacturing. 9 petroleum and organic compounds.
water entering an industrial plant often needs treatment to meet tight quality specifications to be of use in specific industrial processes. industrial water treatment encompasses all these aspects which include industrial wastewater treatment, boiler water treatment and cooling water treatment.
a demonstration plant is an industrial system used to validate an industrial process for commercialization. it is larger than a pilot plant, and is the final stage in research, development and demonstration of a new process. demonstration plants are built in a range of sizes, and the term 'demonstration plant' can sometimes be used .
dissolved air flotation is very widely used in treating the industrial wastewater effluents from oil refineries, petrochemical and chemical plants, natural gas processing plants, paper mills, general water treatment and similar industrial facilities. a very similar process known as induced gas flotation is also used for wastewater treatment.
microflotation is a further development of standard dissolved air flotation daf . microflotation is a water treatment technology operating with microbubbles of 10–80 μm in size instead of 80-300 μm like conventional daf units.. the general operating method of microflotation is similar to standard recycled stream daf units. the advancements of microflotation are lower pressure operation .
induced gas flotation is very widely used in treating the industrial wastewater effluents from oil refineries, petrochemical and chemical plants, natural gas processing plants and similar industrial facilities. a very similar process known as dissolved air flotation is also used for waste water treatment.
flocculation, in the field of chemistry, is a process in which colloids come out of suspension in the form of floc or flake, either spontaneously or due to the addition of a clarifying agent. the action differs from precipitation in that, prior to flocculation, colloids are merely suspended in a liquid and not actually dissolved in a solution .
ashtead group plc is a british industrial equipment rental company formerly based in leatherhead, surrey, but which has since moved to new offices in the city of london.it is listed on the london stock exchange, and is a constituent of the ftse 100 index
the plant uses deep water at a temperature of 10 to 12 c 50 to 54 f . in 2007, niot opened an experimental, floating lttd plant off the coast of chennai, with a capacity of 1,000,000 l 220,000 imp gal; 260,000 us gal /day. a smaller plant was established in 2009 at the north chennai thermal power station to prove the lttd application .