Lewis C. Karrick -- Low Temperature Carbonization (LTC) of
Coal


![](0logo.gif)  
**[rexresearch.com](../index.htm)**

---

**Lewis C.
KARRICK**

**Low-Temperature
Carbonization
of Coal**

---

**Photos**
***Industrial  Engineering Chemistry* (
January 1951 )**

**N-T-U ( Nevada-Texas-Utah ) Retorts,**   
**US Bureau of Mines**   
**Oil-Shale Demonstration Plant**   
**Rifle CO**

**Refinery, NTU Retorts, Storage Bins and Crushing Plnat**

**Aerial View: Crushing Plant at right; Shale Storage Bins
between Crushing Plant and Retorts**

![](nturetortrifleco.jpg)

![](nturifle2.jpg)

![](nturifleco.jpg)  
![](iec151.jpg)

**Class II Retorts (NTU)**

**Table III ---
Atmospheric Distillation Opration on NTU Shale Oil**

![](tabl3.jpg)

**Table IX  ---
Bureau of Mines Crude Shale Oil Analysis of Oil Produced
by NTU Retort at Rifle CO**   
**NTU Shale Oil.**

![](tabl9.jpg)

**Table XIII --- Effect
of Boiling Range on Hydrocarbon Group Distribution of
Distillates from NTU Shale Oil**   
    
 

![](tabl1317.jpg)



---

***Newsreal* ( #2, June 1977; "Suppressed Inventions"
issue )**

**"Surprise! We Can Make Oil From Coal
Cheaper Than The Oil Wells Can Pump It Out."**

**by**

**Harlan TROTT**

![](kltccogen.jpg)

![](kltc-rtrt.jpg)

**Lewis Cass KARRICK ---**

![](lckarrick.jpg)

---