Kabel Deutschland (DB: KD8) said yesterday that it has received a preliminary takeover approach from Liberty Global (Nasdaq: LBTY). No additional details were provided. Morgan Stanley and Perella Weinberg Partners both are advising Kabel Deutschland, which also is said to be in talks with Vodafone. A takeover would be expected to be worth somewhere around $10 billion. www.kabeldeutschland.com

ArcLight Capital Partners has agreed to sell RepconStrickland Inc., a La Porte, Texas–based provider of recurring turnaround and specialty services to the North American refinery and petrochemical markets, to EMCOR Group (NYSE: EME). The deal is valued at approximately $455 million in cash. Harris Williams & Co. managed the process. www.repconstrickland.com

Clearlake Capital
 has agreed to sell Solutionary, an Omaha, Neb.-based provider of security and compliance management solutions, to Nippon Telegraph And Telephone Corp. No financial terms were disclosed. www.solutionary.com

Maj Invest has agreed to sell Kelsen Group, a Danish snack-maker with $180 million in 2012 sales, to Campbell Soup Co. (NYSE: CPB) for an undisclosed amount. www.campbellsoupcompany.com

Yahoo Inc. (Nasdaq: YHOO) has offered to buy address book app-maker Xobni for between $30 million and $40 million, according to All Things D. Xobni has raised over $40 million in VC funding from firms like Baseline Ventures, Aotmico, First Round Capital, Khosla Ventures, RRE Ventures, Cisco, Relay Ventures. www.xobni.com

GlaxoSmithKline (LSE: GSK) is in talks to sell its thrombosis drug brands and a related French production facility, to South Africa-based Aspen Pharmacare (JSE: APN), according to Reuters. The deal could be valued at around $1 billion. www.gsk.com

Nuance Communications
 (Nasdaq: NUAN) has acquired Tweddle Connect, a cloud-based application and content service delivery platform for in car connected services and infotainment, fromTweddle Group Inc. No financial terms were disclosed. McColl Partners managed the process.www.tweddle.com

Talisman Energy Inc. (TSX: TLM) has hired RBC to manage a sale process for its shale assets in the Eagle Ford basin in Texas, according to Reuters. The deal could be worth upwards of $2 billion.www.talisman-energy.com

RetailMeNot, an Austin, Texas-based digital coupon marketplace, has filed for a $230 million IPO. It plans to trade on the NYSE under ticker symbol SALE, with Morgan Stanley, Goldman Sachs and Credit Suisse serving as lead underwriters. The company reports $26 million of net income on around $145 million of revenue in 2012, compared to $17 million of net income on $80 million in revenue for 2011. Shareholders include Austin Ventures (31.8% pre-IPO stake), Norwest Venture Partners (20.5%), J.P. Morgan (13.7%), Institutional Venture Partners (7%), Adams Street Partners (6.1%) and Google Ventures (5.1%). www.retailmenot.com

World Point Terminals LP, a St. Louis-based provider of storage terminals for light refined products, heavy refined products and crude oil, has filed for a $212 million IPO. It plans to trade on the NYSE under ticker symbol WPT, with BoA Merrill Lynch serving as lead underwriter. www.wpo.ca

Sign up for Dan’s daily email newsletter on deals and deal-makers: GetTermSheet.com