Bergner Metalurgica
Manufacturer of compressor (piston type) spare parts: Valves, piston rod packings, scraper rings, PTFE piston rings, for Ateliers Francois, ABC, Belliss and Morcom and other compressors.
http://www.bergner.com.ar/

Burckhardt Compression
Burckhardt Compression - Your partner for reciprocating compressors: labyrinth piston compressors, process gas compressors (API618), hyper compressors, quality compressor components, condition monitoring and all services.
http://www.burckhardtcompression.com

Orbiting Piston
Patented, innovative rotary internal combustion engine which orbits instead of rotates and has piston like chamber action. Includes theoretical and technical background, specifications, diagrams and patent.
http://home.woh.rr.com/opengine

Piston-rings.eu
Offers piston rings for vehicles and industrial engines. Includes product catalogue and company profile.
http://www.piston-rings.eu

Dynex/Rivett Inc.
A profile of Dynex/Rivett and its high pressure hydraulic products rated from 6000 psi (420 bar) to 20,000 psi (1400 bar), including hydraulic piston pumps, power units, hydraulic valves, hydraulic piston and vane motors, electrohydraulic controls and hydraulic actuators.
http://www.dynexhydraulics.com/

Combined Fluid Products
Vacuum pumps: Combined Fluid Products offers vacuum pump, vacuum pumps, air knife, air knives, and air knife drying.
http://www.combinedfluidproducts.com/

John's colorForth Page
Windows downloads, Paul Graham's Accumulator Generator, colorForth to HTML Converter, links.
http://www.geocities.com/eleks_76/

Davis-Standard
Davis-Standard designs and manufactures extruders, extrusion systems, extruder barrels, extrusion feedscrews and process controls for virtually every thermoplastic and elastomer material.
http://www.davis-standard.com

Waduzitdo
Turing incomplete programming language written by a guy named Larry, who's friends always asked him about his new PC: "What does it do?" Works via 2 registers: accumulator and match flag which holds one value (T or F).
http://www.geocities.com/ResearchTriangle/Station/2266/tarpit/waduzitdo/

Emmco Inc
Emmco Inc. provides hydraulic power units and hydraulic accessories used in the assembly and maintenance of industrial machinery.
http://www.emmcoinc.net