Allscripts Healthcare Solutions Inc. (Nasdaq: MDRX), a Chicago-based electronic health records company, has received first-round buyout bids from The Blackstone Group, The Carlyle Group andSilver Lake Partners, according to Bloomberg. Citigroup is managing the process. Allscripts currently has a market cap of around $2.28 billion. www.allscripts.com

American Securities has acquired HHI Group Holdings, a Novi, Mich,-based maker of forged parts and wheel bearings for the North American automotive industry, from KPS Capital Partners. No financial terms were disclosed, but Reuters previously reported that the deal would be valued at more than $700 million. www.american-securities.com

Arbor Investments has agreed to acquire Columbus Manufacturing, a Chicago-based maker of salamis and other deli meats, from Endeavour Capital for more than $200 million, according to Dow Jones. www.columbussalame.com

Paine & Partners has agreed to acquire a 67.5% stake in Eurodrip SA, a listed Greek provider of drip irrigation solutions, from Global Finance and Bellaria Holding for more than $58 million. The offer represents a 28.6% premium to Friday’s closing price for Eurodrip shares. www.painepartners.com

Pamplona Capital Management is the frontrunner to acquire KP Snacks, a British branded snack-maker, according to the Sunday Telegraph. The seller would be United Biscuits, which is backed by The Blackstone Group and PAI Partners.

TPC Group Inc. (Nasdaq: TPCG), a Houston-based specialty chemicals company, said that it has received buyout interest from Innospec Inc. (Nasdaq: IOSP) for between $44 and $46 per share, compared to its existing $40 per share offer from First Reserve Corp. and SK Capital Partners (valuing the company at $850 million – including debt). www.tpcgrp.com

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