Patent awarded for cammed seal design

Patent awarded for cammed seal design

NEWS New subsidiary to energise sales B al Seal Engineering Inc has chosen Hong Kong as a base of operations for its Asia Pacific sales office. In ...

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NEWS

New subsidiary to energise sales

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al Seal Engineering Inc has chosen Hong Kong as a base of operations for its Asia Pacific sales office. In September the company launched Bal Seal Asia Ltd., a wholly-owned subsidiary, and opened offices in the Chinachem Century Tower. From this location, the sales team will serve customers in power transmission/distribution, analytical and other industries throughout Asia. According to Joseph Mok, Managing Director for Bal Seal Asia Ltd., the company established the Hong Kong location because it considered a physical presence ‘essential’ to its successful expansion of sales in the region. ‘We know that there are tremendous opportunities for us here in Asia,’ said Mok, citing high-current energy and analytical equipment as two examples. ‘But we also know that in order to exceed service expectations and fully realize our growth objectives, we need to understand and respect the complexities and nuances of the marketplace. Being here is a very important part of that process.’

Contact: Bal Seal Asia Ltd. Suite 901, Chinachem Century Tower, 178 Gloucester Road, Wanchai, Hong Kong. Tel: +852 2868 1860, Fax: +852 2295 6753, Email: [email protected], www.balseal.com

Diamond coating becomes generally available

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dvanced Diamond Technologies (ADT) has started to make ultrananocrystalline diamond coated mechanical seal faces generally available to seal manufacturers. ‘Once relegated to only the most demanding applications, the use of diamond in face seals is quickly entering the mainstream due to the maturation of the technology. End users are asking for diamond, and seal manufacturers and OEMs need a quick, simple, and reasonably priced way to respond. UNCD Faces are the solution,’ said Neil Kane, president of ADT. UNCD Faces are offered in standard ANSI O-ring style mating rings and as custom parts made to engineering drawings. The faces are made in the USA using high-quality and fully tested alpha-phase SiC sourced from major manufacturers. ADT will continue offering UNCD Seals for testing and evaluation to

October 2008

pump users whose seal suppliers do not offer diamond-enabled products. Contact: Advanced Diamond Technologies, 429 B. Weber Road, #286, Romeoville, IL 60446, USA. Tel: +1 815 293 0900, Web: www.diamondseals.com

New well-head intervention service launched

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ydratight is offereing a combination of the company expertise in the areas of online leak sealing, hot bolting and hot tapping expertise to clear blocked systems and return them to full operation. An example to demonstrate the techniques used has been described by the company. A major name in the petrochemical industry discovered a problem when the time came to vent a polypropylene storage-well at a key UK site. An isolation valve securing the wellhead had failed, blocking the opening and preventing the release of gas. At first sight the high-pressure task had seemed a major mountain to climb, Jim Tate, Operations Manager, Hydratight commented, ‘But the task was broken down into parts and our engineers developed and tested ways to address each potential risk. When we got to site, it all went very smoothly.’ ‘We started with surface prep of the branch line and tested it with ultrasonic gear, to make sure it was sound,’ Jim explained. ‘Then a custom-made flange clamp was installed to minimise risks while we hot-bolted the assembly for the through-bolt connector. Final hydro-testing confirmed complete security, prior to the hot tap.’

Contact: Hydratight, Bentley Road South, Darlaston, West Midlands WS10 8LQ. UK. Tel: +44 121 50 50 600, Fax: +44 (0)121 50 50 800, Email: [email protected], Web: www.hydratight.com

Patent awarded for cammed seal design

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reene, Tweed has been awarded a patent for their Enercam design This seal has an angled L-section plastic sealing element with elastomeric energiser and angled back-up ring to match the rear of the seal element. It is designed as a unidirectional

seal for aircraft hydraulic systems and is available in materials suitable for both Skydrol and military red oil. Contact: Greene, Tweed and Co, 2075 Detwiler Road, PO Box 305, Kulpsville, PA 19443-0305, USA. Tel: +1 215 256 9521, Fax: +1 215 256 0189, Email: jcross@gtweed. com, Web: www.gtweed.com

Swellable elastomer research and development expands

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alliburton has taken steps to continue delivering the next generation of innovative Swell Technology products with the opening of a new swell technology systems research and development laboratory in Stavanger, Norway. The growing complexity of well designs in harsher environments has increased the need for Swell Technology products. The expanded 8000-square-foot laboratory, one of Halliburton’s centres of excellence, will triple the company’s capacity to design, test and qualify new swellable-technology products. ‘As operators demand the reliability offered with Swell Technology systems to solve their particular zonal-isolation issues, this lab is critical for us to keep pace with the growing need,’ said Halliburton’s Jorunn Saetre, area vice president, Scandinavia. ‘In this centre, we are consolidating key personnel for optimum collaboration between product management, global technical support teams and research scientists.’ In addition, the laboratory is designed to expand upon Halliburton’s collaboration with its customers during the design, testing and qualifying stage. As recovery environments become more challenging, the need for testing facilities, where equipment designs and running procedures can be evaluated, becomes a requirement. Remote observation and office areas are available to accommodate the customers’ needs for collaboration on, and evaluation of, the technology. The lab is also designed for proofof-concept testing. The Norwegian Easywell, Swellpacker isolation system business was purchased by Halliburton at the end of 2005.

Contact: Halliburton, Eldfiskveien 1, N-4056 Tananger, Norway. Tel: +47 5183 7000, Fax: +47 5183 8383, Email: [email protected], Web: www.halliburton.com

Sealing Technology

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