Description: KEYWORDS: * Koppers Co. Inc. Environmental Elements Corp., Sound Control Systems Group * FD fan noise * noise sources * noise radiating areas * forced draft fan noise criteria * typical forced draft fan noise levels * forced draft fan noise reduction methods * inlet boxes * silencers * concrete fan room * type A soundstream acoustical treatment * type B soundstream acoustical treatment * inlet and exhaust silencing constructions * thick baffle treatment * lined bend Please note: I ship to USA only. Depending on buyer's location, eBay may collect sales tax. Price is firm. Listed here is a vintage 1976, 6-page technical paper: "Industrial Silencing The Control of Forced Draft Fan Noise", Form – 3885, from the Environmental Elements Corp., Sound Control Systems Group (Koppers Co. Inc.). 'Tis old but, perhaps still of good reference value. The paper is in like new condition. Please see the photos. Please ask any questions you might have prior to bidding or buying. Thank you. Seller’s item reference number: 15.710 – 410 note: listings from this seller may be unavailable from 12/7 through 12/26 hhL8241029SDT_2
Price: 18.5 USD
Location: Lebanon, Pennsylvania
End Time: 2024-11-30T03:16:45.000Z
Shipping Cost: N/A USD
Product Images
Item Specifics
All returns accepted: ReturnsNotAccepted
Publication Year: 1976
Series: Environmental Elements Corporation
Type: technical paper
Format: staple-bound
Language: English
Subject Area: turbomachinery noise control engineering
Publication Name: Industrial Silencing The Control of Forced Draft Fan Noise
Author: Environmental elements corporation
Source Language: English
