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Recent content by ruble3

  1. ruble3

    OIL filled Portable Sub

    tulum: not much expereince with oil filled transformers (all ours are dry as they are in most u/g places I've worked)-we did try and install oil filled capacitors u/g but had major problems with authorities- they wanted them treated same as a transformer- building code rules came into...
  2. ruble3

    evaluating large gold in samples

    SGS Lakefield Research? they have offices worldwide wow! nice samples!
  3. ruble3

    ROPS, rollover protection

    I think CSA Standard B352.0-95(R2004) covers the design and performance requirements for agricultural and construction equipment for ROPS
  4. ruble3

    Hydraulic Hose for Stone Crusher

    You could try FFE Minerals or PR Engineering ( no affiliation with either) We have a Traylor jaw crusher and just ahve a local hydraulic shop make up the hoses with fittings
  5. ruble3

    Red dye in Diesel Fuel - valve packing problem

    Alexit: I think it's bunk also- dye has been used for years,especially on off highway equipment,nad any'controversy' surely would have shown up years ago- I did however bump into a friend of mine at lunch today(he has a general contracting business) and has been using dyed fuel for years with no...
  6. ruble3

    Red dye in Diesel Fuel - valve packing problem

    check this out - 2 differing opinions? www.carpenterandsmith.com/fuel_dye.html
  7. ruble3

    Ladder Rungs

    I looked at one of our tank drawings- the vendor says for information on OSHA requirements (for ladders) see 'OSHA 1910.27' I don't have that reg but hope this helps
  8. ruble3

    Atmospheric tank

    I'm a little out of my element here and there is no-one on site to ask (i.e. no qualified person) -looking through info on API 650, API 2000 etc, what governs alterations to a tank, 9 metres high, 9 metres diamter that conatins a slurry ( non flammable. non toxic etc)? - there is a manhole for...
  9. ruble3

    paste backfill with zero binder

    We used to use zero binder ( for about 3 years)- have since started adding fly ash
  10. ruble3

    UFER GROUND AND CANADIAN STANDARDS

    If you have a copy of the Ontario Electrical Safety Code look at section 10-702 -Artificial Grounding Electrodes- does thsi cover it?
  11. ruble3

    SAG-D - Steam extraction requirements?

    You may not have to go to the Fort- there's a book called' Pipeline Hydrotransport with Applications in the Oil Sands Industry' - they say it has applications for oil sands (obviously) but also mining, chemical industries etc- I'm thinking of getting a copy - $100 Cnn I think it says- I found it...
  12. ruble3

    What exactly is a puddle flange?

    check this out: www.saint-gobain-pipelines.co.uk/soildrain/technical/techpf.cfm
  13. ruble3

    Wet and Dry System

    yes you can- generally, it's known as a 'dry pipe system' although up to a point, some of the lines are filled with water- there are special valves ( dry pipe valves) with a flapper in them- the flapper is held down by a gas pressure ( usually compressed air or nitrogen- ours is compressed air...
  14. ruble3

    Mining Electrics

    Glad Backfill finally replied- I meant to but... I don't know of any school that specailizes in mining electrics- in my experience , very few mines even have electrical engineers on staff, although most of the places have been rather small - we don't use engineering consultants unless we have...
  15. ruble3

    SAG Mill

    Glad to be here! That particular incident happened in the early nineties-I hadn't worked in process plants before & was skeptical until I heard it from the horses mouth -still not sure why it happens - only refernce I could find was a case on a legal website where a family sued the mill after a...
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