What's the best irrigation canal liner? - phys.org
25 May 2012, 5:34 am
Polyurethane (two layers of plastic over a non-permeable reinforcement). – Thermoplastic PolyOlefin, commonly known as TPO, geomembrane (0.045 inch thick). – Reinforced Ethylene propylene diene monomer (0.045 inch thick). – Reinforced FPP ...

Raven Beats Zacks Estimates - Analyst Blog - NASDAQ
18 May 2012, 5:31 pm
The solid performance was driven by strength in the energy and agricultural markets, and deliveries of geomembrane films for environmental protection, that increased demand in the first quarter. Margins benefited from an attractive cost/price ...

Raven Beats Zacks Estimates - Zacks.com
18 May 2012, 3:15 pm
The solid performance was driven by strength in the energy and agricultural markets, and deliveries of geomembrane films for environmental protection, that increased demand in the first quarter. Margins benefited from an attractive cost/price spread for ...

Raven Industries Reports Record Fiscal 2013 First-Quarter Results - msnbc.com
18 May 2012, 8:13 am
Both sales and earnings figures were at record levels. Noted Rykhus, "Continued strength in the energy and agricultural markets, and deliveries of geomembrane films for environmental protection, fueled increased demand in the first quarter.

ACO’s comprehensive product range delivers value-engineered SUDS solution at new waste transfer station - Environmental Expert (press release)
17 May 2012, 1:50 pm
Encased in an impermeable geomembrane which is then wrapped in a protective outer fleece, the Storm Tank is stable and fully watertight. Between the collection channel and the tank sits the largest capacity unit in ACO's new range of Q-Ceptor ...

ACO StormTank’s structural performance meets highways authority standards on prestigious south coast development - Environmental Expert (press release)
17 May 2012, 1:50 pm
Configured to attenuate all the water it receives, the tank is encased in an impermeable welded geomembrane which is then wrapped in a protective outer fleece - a combination that achieves a fully watertight and stable installation. When tidal ...