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Thanks for the replies. Just received the air quality report... a lot worst than any Waste Water i know of. There´s no specific code in my area for Municipal solid waste contamination levels... weird but true... i will use NFPA 820 and go from there... Thanks to all.

Hi I have a problem to solve, regarding the minimum number of air changes per hour required in a Municipal solid waste plant. I´m looking in Ashrae 62/2007, and even looking in DIN 1946 and EN 13779. The figures I have right now suggest between 6 and 12 ACH, depending on the contamination...

Hi all! I´m supervising the construction of a plant that will mainly produce biogas from organic material from restaurants, markets and so on. I´m predicting some piping problems, with material depositation on the pipes. The experience says that i will have to predict a lot of washing...

I have the reference manual but it only shows the comands... What i'm on to is programming examples and some other tip. I would like to understand if there are easier/more simplified ways to do the things i do every day.

HI! I have now started working in a daily basis with ABB Robots and have the need to do a litle more than the day to day problem solving. Anyone with a tip of where i can find advanced programming information on S4 Rapid language such as Websites, books or other stuff? I'm having problems on...

Hi! I work in a cold cure PU foam plant and im looking for some technical information on demoulding agents, specialy for information about how the composition of the demoulding agent affects the build up in the mould. I cant realy find anything interesting on the net. Any tips?

thanks once again. My problem is now solved. Baumann's control valves are what i´m looking for.

thanks. What i´m looking for is a flow control valve, acording to a temperature reading. Fluval as control globe valve, but the smallest size they have is 2''

Hi! I´m conducting a high temperature project with liquid Dowtherm A (375ºC). As i never worked with High Temperature valves i´m having some dificulty selectind appropriate control valves for small tubes(1/2 and 1''). Can anyone tell me about some valve providers? I´ve found FLUVAL and OMB...

Hi I'm designing a piping sistem and I have a API 5L GR B material specification. My problem is that i don´t have the API specification. Can any one tell me about some equivalent to this material thanks sp34