SKY Machinery Co., Ltd.

Company Profile

As the leader of global crushing and grinding industry, SKY always insists on science paralleling with quality and seeking innovation & excellence. For a long time, SKY has always strived to create a leading brand and the most valuable brand of global mining machines with strong production capacity as development foundation, perfect research power as quality guarantee and excellent service systems as brand extension.

Go on the path to excellence --- respect industrial value of SKY

  • Established in 1987, SKY has had 30 years of experience in mining machine industry.
  • Only can Lingang production base bring annual output value of 4 billion yuan. This base is strong enough to influence the whole Asian area, even the situation of world mining machine production.
  • The area of 6 domestic first-class digital mining machine production bases and 1 biggest mining machine manufacturing factory over the world amounts to over 600 thousand square meters.
  • SKY sales net covers over 160 countries and regions from different continents and overseas offices were established in more than 20 countries.



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How bleach is made - material, manufacture, making, history, used ,

Bleach works by the process of oxidation, or the alteration of a compound by the , his patented lime powder was widely used to whiten a variety of fabrics and , by a chemical reaction that breaks down the undesired color into smaller particles , First off, I am not a chemist, but I am a Texas state licensed water/wastewater.

Method for recovering silver from waste photographic film and paper ,

26 Jul 1988 , Method for recovering silver from waste photographic film and paper United States Patent 4759914 , Since ferric chloride is known for use in sewage to settle colloidal matter, this principle has been , for removing silver from scrap film their Kodak Flexicolor Bleach Replenisher which bleaches the silver,.

Effect of Strongly Alkaline Electrolyzed Water on Silk Degumming ,

18 Jun 2013 , The methods used for silk degumming in the laboratory involve treatment , eg Bleach (NaClO) and softening agents are added to raw silk and silk , The silkworm strains characterized by cocoons of different colors used , sericin from degumming wastewater, Korea Patent, KR2001079066, 2001-08-22

Paper Content - Conservatree

Although the paper industry has had patents for chlorine-free bleaching , first place, and allowing the wastewater to be recycled and cleaned within the mill as well , natural colors of tan, green and cream colors, this pulp is not bleached at all, , Other alternative methods for sludge disposal include using it as a carrier for.

New Technologies - Paper & Pulp Industry- Wastewater Treatment ,

Some of the methods used for wastewater treatment in a paper and pulp industry , especially peroxidase, which is used for color removal in bleaching effluents

Kraft process - Wikipedia

The kraft process is a process for conversion of wood into wood pulp, which consists of almost , US Patent 296,935 was issued in 1884, and a pulp mill using this , respect to inorganic chemicals, apart from those used in the bleaching process , the kraft process superseded the sulfite process as the dominant method for.

Overview of Ozone Patents: Introduction - Valdosta State University

Ozone, O3, is a blue-colored gas at ambient temperatures, but this color is not , use of commercially produced ozone is in treatment of water and wastewater , patents on environmentally improved methods of bleaching pulp with ozone

Electrochemical Techniques in Textile Processes and Wastewater ,

29 Jul 2012 , These electrogenerated species are able to bleach indigo-dyed , In particular, they are an efficient method to remove color of textile effluents , Both prototype and procedure are patented, based on an electrochemical cell.

Patent US4900323 - Chemical and method for bleaching textiles ,

13 Feb 1990 , Specifically, the bleaching composition is a mix of potassium , causes repeated contact with the bleaching agent and removes the dye in the fabric , and wines, swimming pool water, waste water, and industrial chemicals

Delignification of wood pulp by a thermostable xylanase from ,

The paper and pulp industry is seeking for alternative methods for bleaching pulp One such method involves the use of hemicellulases to release the colored.

Work - Scientific Publications, Patents, Lectures and Posters

8 May 2016 , Patents, Conference Contributions , of indigo reduction methods and pre-reduced indigo products, Coloration Technology, , catalyzed damage of cellulose fibers during bleaching, AATCC Review, 5 (4), 30-34, 2005 , of Decoloration of Textile Waste Water, Textile Research Journal, 71 (10), 870-878,.

Wastewater solutions for degradation of specific compounds

An effective way to improve the overall system is to improve the ability of the , BioRemoveā„¢ 3200 contains patented microorganisms and is specially designed.

Biotechnological treatment for colorless denim and textil wastewater ,

The oxidized ABTS or the laccase could not bleach denim or the synthetic indigo , Treatment of wastewater polluted with color can be approached by physical or , The process of discoloration described here is in process to be patented

Patent US6319412 - Wastewater treatment process - Google Patents

20 Nov 2001 , The process of the invention typically involves initial filtration of the wastewater and , with detergents, bleach and enzymes to alter the color and texture of , 5,360,551, this patent removing color from dye wastewater through.

Chapter 72 - Pulp and Paper Industry

Continuous papermaking machines were patented at the turn of that century Methods for pulping wood, a more abundant fibre source than rags and grasses, , Bleaching is a multi-stage process that refines and brightens raw pulp , to dissolve (chemical pulps) or modify (mechanical pulps) the brown-coloured lignin that.

Patent US4227881 - New process of color stripping dyed textile ,

14 Oct 1980 , New process of color stripping dyed textile fabric , Patent Drawing , the fabric in alkaline sodium hydrosulfite or by bleaching the fabric with sodium , of the dye waste water which makes the waste water less harmful to the.

Optimization of Bleaching Process - AOCS Lipid Library

5 Dec 2013 , Originally described as a process of mixing oil and clay adsorbent to remove color, the bleaching operation effectively removes some of the.

Terry Collins Develops "Green" Catalysts for Potential Use in ,

Toxic compounds and colored pollutants resulting from paper and wood pulp , clean up the unsightly color from chlorine-based bleaching processes used by mills to , to use Fe-TAMLs to significantly decolorize dyes found in their wastewater , patents covering the composition of Fe-TAML catalysts and their methods of.

Novel Methods for the Removal of Colour from Pulp and Paper Mill ,

It was found that bleach plant wastewater was a significant source of colour (34% total mill load), dissolved organic carbon (DOC, 32%), and soluble chemical.

Removing Natural Color By Chemical Reaction, Eg, Bleaching, Etc ,

Removing Natural Color By Chemical Reaction, Eg, Bleaching, Etc Patents (Class , Abstract: A method for processing tripe includes refining tripe with at least.

Thermal paper - Wikipedia

Thermal paper is a special fine paper that is coated with a chemical (previously often , The surface of the paper is coated with a solid-state mixture of a dye and a , methods rely on multi-layer coatings with three separate colorizing layers, but , "Identification and quantification of chlorinated bisphenol a in wastewater from.

Pulp Mills and White Paper: Bringing Down the Environmental Price

5 Oct 1994 , Chlorine bleaching creates wastewater containing hazardous organic compounds such as dioxin , The POZONE technique, developed by Chang and his colleagues , which has been patented and is available for licensing, could total , a natural resinous adhesive which gives the pulp a brownish color

Patent US5749923 - Method for bleaching denim textile material ,

12 May 1998 , A method for chlorine-free bleaching of denim textile material composed of , which contains a bleaching agent which is selective for the indigo dye or the , The free chlorine content of waste water from such plants, calculated.