Article: Nanometer barium sulfate starts commercialization.(New Products)(Shanxi Nanfeng Group Technical Center and North China College of Technology)(Brief Article)

Article: Barium sulfate scale inhibition in deepwater cold ...
Offshore;  October 1, 2001 ;     700+ words ... ... In a deepwater production system barium sulfate scale deposition may arise from two ... However, there is little knowledge of barium sulfate scaling and inhibition mechanisms in ... Celsius. This is hampered by the lack of barium sulfate solubility data at these temperatures ...

Article: Barium sulfate
The Gale Encyclopedia of Science;      408 words ...Barium sulfate Barium sulfate (BaSO 4 ) is a white or yellow powder or crystalline salt with ... in water, but dissolves in hot concentrated sulfuric acid. Barium sulfate occurs in nature as the mineral barite, or baryte, which is ...

Article: 60 000 T/A Barium Sulfate Project Starts ...
China Chemical Reporter;  April 16, 2007 ;     534 words ... ... Ltd. recently put the 60 000 t/a barium sulfate project on stream in Pingli county ... principal of Pingli county that Pingli Barium Sulfate Project has spent a total investment ... phase with the capacity of 60 000 t/a barium sulfate and 20 000 t/a by-product sodium ...

Article: Barium Sulfate Up
Chemical Week;  September 30, 1998 ;     476 words ... ... Sachtleben Chemie has increased the price of barium sulfate by 4%, to DM980/m.t. for standard ... Sachtleben Chemie is the leading barium sulfate producer, with an 80,000-m.t ... capacity is 140,000 m.t./year, and barium sulfate consumption is anticipated to grow ...

Article: Precipitated barium sulfate project.(Chongqing ...
China Chemical Reporter;  July 26, 2006 ;     700 words ...The 60 000 t/a precipitated barium sulfate project in Chongqing Shuangqing Barium Sulfate Co., Ltd. started construction in Pengshui ... RMB120 million and can produce precipitated barium sulfate and co-produce low-iron sodium sulfide ...

Article: Barium sulfate-filled blends of polypropylene and ...
Polymer Engineering and Science;  August 1, 1998 ;     700+ words ... ... acrylonitrile) dispersed phase with a barium sulfate filler. The PP-g-MAH affects the ... SAN phase by THF. In Fig. 1a, the barium sulfate filler is visible in the cavities after ... acrylonitrile) dispersed phase with barium sulfate filler. The properties were studied ...

Article: Sen. Specter Introduces Bill Concerning Temporarily Duty ...
US Fed News Service, Including US State News;  November 12, 2009 ;     410 words ... ... to "suspend temporarily the duty on barium sulfate." The bill introduced on Oct. 29 ... To suspend temporarily the duty on barium sulfate. Be it enacted by the Senate and House ... in Congress assembled, SECTION 1. BARIUM SULFATE. (a) In General- Subchapter II ...