HotBot - An advanced search engine. There are many configurable options, both in simple as in advanced search mode. Lycos - Displays matches from sites part of the Lycos Network and very popular sites first. Then follow Open Directory results, sometimes followed by results from the Lycos crawler. On the bottom there are links to relevant news articles and products to buy.
All results appear at one page.
Northern Light - A search engine for professional web users. PageSeeker - Search engine with an interactive interface. It even returns the same search results as Altavista. There are no banners or any other content that would distract you from your mission. You can choose to be notified when there are sites matching your criteria added to their database.