Aurora Borealis Investments has agreed to acquire Friendgiftr, a Hollywood, Calif.-based provider of virtual pre-paid cards through the social web. No financial terms were disclosed. www.friendgiftr.com
Country Pure Foods, a juice processor owned by Mistral Equity Partners, has acquired Cal-Tex Citrus Juice LP, a Houston-based juice-maker responsible for the Ardmore Farms brand. No financial terms were disclosed. www.juice4u.com
Dura-Line Holdings Inc., a Knoxville, Tenn.-based portfolio company of CHS Capital, has acquired PolyPipe Holdings Inc., a Gainesville, Texas-based maker of pressure-rated high density polyethylene (HDPE) pipe for infrastructure applications. No financial terms were disclosed. Sellers include The Halifax Group. www.adtechnologies.com
Fleurus Presse, a French children’s magazine publisher owned by OpenGate Capital, has acquired French consumer publication Réponse à Tout! from Groupe Ayache. No financial terms were disclosed. www.opengatecapital.com
Kohlberg Kravis Roberts & Co. is leading a $750 million bid for diamond mining assets that are being sold by Rio Tinto and BHP Billiton, via an offer that would combine the two groups, according to the Sunday Times. www.kkr.com
Marlin Equity Partners has agreed to acquire the Mediation and Messaging unit of Openwave Systems Inc. (Nasdaq: OPWV). No financial terms were disclosed, although Reuters reports that the assets had been expected to be valued at between $60 million and $120 million. Jefferies & Co. managed the process for Openwave. www.marlinequity.com
Vision Capital has acquired Vitopel, a provider of bi-axially oriented polypropylene film production in Latin America, from DLJ Merchant Banking Partners and J.P. Morgan Partners. No pricing terms were disclosed for the deal, which included a debt restructuring led by existing Vitopel creditors Credit Suisse and Santander. Vitopel products are used for packaging of products like snack foods and fresh produce. www.vitopel.com
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