HENKEL TO INCREASE STAKE IN CLOROX <CLX> Clorox Co said <Henkel KGaA> of Dusseldorf, West Germany, agreed to increase its holdings in Clorox to 30 pct from the current level of 23 pct. Henkel, which also holds a subordinated note convertible into another 1.7 pct of the company's stock, intends to acquire the additional shares in the open market over an extended period of time, Clorox said. It also said that, for the foreseeable future, Henkel does not intend to increase its participation in Clorox above the 30 pct level.