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GrayWolf's Lair

GrayWolf's Lair

A Posse ad Esse. From Possibility To Realization.

  • 1. About-Us
    • 1.1 Article by Graywolf/JD Ellis
    • 1.2 History and about
    • 1.3 The Grey Wolf in Alchemical symbology
    • 1.4 From Russia with love!
    • 1.5 Dr Kate Welch and our presentation at PSU
    • 1.6 What happened?
  • 2. Legal, Political, & Current Affairs
    • 2.1.1 Latest NORML Articles
    • 2.2 The Oil Wars
    • 2.4 Extraction Innovators U-tube regarding closed loop extraction evolution
  • 3. Medical
    • 3.1 Granny Storm Crow’s List 2019
    • 3.2 RIP Brandy
  • 4. Authors Columns
    • 4.1 Graywolf
      • 4.1.1 About JD aka Graywolf
      • 4.1.2 The Elvis(es) have left the building
      • 4.1.3 Posting standards for reader comments
      • 4.1.4 Process Evolution
      • 4.1.5 About 1.1’s new artwork by Dented Art
      • 4.1.7 Modern Extractor Bonus E02 POD cast with Graywolf.
      • 4.1.8 Where is this handbasket named Facebook headed??
      • 4.1.9 Thoughts and sayings
      • 4.1.10 New Nostalgic Book, by D. Gold
    • 4.2 Eloquent Solution
      • 4.2.1 About Carla Kay, Eloquent Solution
    • 4.3 Pharmer Joe
    • 4.4 Dr Kate Welch, Pharm D
      • 4.4.1 About Dr Kate Welch, Pharm D
      • 4.4.2 Cannabis Formula from the US Dispensatory, 1870
      • 4.4.3 Cannabinoid Carboxylic Acids, THCA and CBDA
      • 4.4.4 Introducing Dr Kate Welch, Pharm D
    • 4.6 D Gold
      • 4.6.1 About D Gold
      • 4.6.1.1 Hello and recollections, by D Gold
      • 4.6.2 Red oil in the late 60’s and early 70’s
      • 4.6.3 PURE THC for three bucks a gram?
      • 4.6.4 Dave Golds MEGAPLANT Challenge
      • 4.6.5 Questions About Long Term Flower Storage?? by Dave Gold
      • 4.6.6 The Chilum by Dave Gold
      • 4.6.7.Canna-Beer by D. Gold
        • 4.6.7.1 D Gold’s Cannabeer update
        • 4.6.7.2 A few more thoughts on CANNABEER by D Gold
        • 4.6.7.3 CO2 for cheap, beer for free by D Gold
      • 4.6.8 COVID, CBD, TERPENES, by D Gold
    • 4.7 Doug Cody
      • 4.7.2  The Solvent Wars, by Doug Cody, Cannabis Home Sciences
  • 5. Upcoming Speaker & Vendor Events
  • 6. Classes
  • 7. Raffles
  • 8. Essential Oil Safety
    • 8.1 Sweet Mary’s Charms
    • 8.2 Plant Waxes
    • 8.3 Salvaging Moldy Material
    • 8.4 Sweet Mary’s Charms II
    • 8.5 Oh Sweet Mary, What is that perfume you’re wearing?
    • 8.6 Where does all the color come from?
    • 8.7 Vaping illnesses and deaths
    • 8.8 Characterizing the smell of Marijuana by odor impact of volatile compounds
    • 8.9 Guide to buying Delta-8-THC, by Erich Berkovitz
    • 8.10 FDA Residual Solvent Standards
    • 8.11 Dr Justin Fischedick On Plant Terpenes
    • 8.12 Butane/Propane Mystery oil
    • 8.13 How much LPG mixture can I safely load in my tank?
    • 8.14 Please do not immolate yourselves extracting BHO Indoors
  • 9. DIY CannaMed Production
    • 9.1 Safety
      • 9.1.1 DIY Canna-med Production Safety
    • 9.2 Growing
      • 9.2.2 Indoor garden
      • 9.2.4 A crash course in grow room automation
    • 9.3 Harvesting Drying and Curing
    • 9.4 Extraction
      • 9.4.1 Hand rub Charas
      • 9.4.2 Dry sieve
        • 9.4.2.2 Refining to full melt using electrostatic charges
      • 9.4.3 Bubble
      • 9.4.4 Rosin Extraction
      • 9.4.5 Vegetable and Nut Oil Extraction
      • 9.4.6 Glycerol Extraction
      • 9.4.7 Ethanol extraction
        • 9.4.7.1 QWET
        • 9.4.7.2 Subzero extraction
        • 9.4.7.3 Giant Tea ball extraction
        • 9.4.7.4 Alcohol Extraction Overview
        • 9.4.7.5 Recovery stills
      • 9.4.8 Isopropyl extraction
        • 9.4.8.1 QWISO
      • 9.4.15 Pentane/Hexane/Heptane
      • 9.4.9 Alkane extraction
        • 9.4.9.1 Pentane, Hexane, and Heptane simple Alkanes
        • 9.4.9.2 Propane/Butane extractions
          • 9.4.9.2.1 Butane Safety and social responsibility
          • 9.4.9.2.2 Overview of BHO extraction
          • 9.4.9.2.3 Butane Mystery Oil Removal using a Terpenator
          • 9.4.9.2.6 Mystery oil content by lighter fuel brand
          • 9.4.9.3 Absolute Amber from Banana Silver Ladyboys by Jump117
      • 9.4.10 n-Butane, Isobutane, and Propane Rated GRAS by FDA
      • 9.4.11 BHO Open Blast
      • 9.4.12 Thermos extraction
      • 9.4.13 Lil Terp Passive Extractor
      • 9.4.14 Active Closed Loop
        • 9.4.14.1 Vapor boost for cold injections
        • 9.4.14.2 Unloading Columns With Air
        • 9.4.14.3 The History of BHO
      • 9.4.15 Pentane/Hexane/Heptane
        • 9.4.15.1 Extraction
        • 9.4.15.2 Recovery
      • 9.4.16 Vacuum Purging
      • 9.4.17 Extracting oil from fan leaves and stems
      • 9.4.14.4 The Cotton Candy Extraction Technique
    • 9.5 Formulation and Application
      • 9.5.1 Holy Anointing Oil
      • 9.5.2 Graywolf’s EZ CBD Topical
      • 9.5.3 Suppositories
      • 9.5.4 Dab and Vaporizations Sytems:
      • 9.5.5 Cannabuttons
      • 9.5.6 Cannapops
      • 9.5.7 Royal Jelly
      • 9.5.8 Adabadoya snowballs
      • 9.5.9 Yet another way to vape without using e-pen carts
  • 10. The Alchemist Resource
    • 10.1 Decarboxylation
      • 10.1.1 Decarboxylation of Tetrahydrocannabinolic acid (THCA) to active THC
      • 10.1.2 Decarboxylating Ethanol Tinctures In Situ
      • 10.1.3 Closed Wash Decarb by Ichiban Crafter
      • 10.1.4 Decarboxylation 101
    • 10.2 Winterizing
    • 10.3 Pentane/Hexane/Heptane and brine wash
    • 10.4 Isomerizing
    • 10.5 THC-O-A Acetate
    • 10.6 Sweet Mary’s Charms III
    • 10.7 CRC
      • 10.7.1 First Column Chromatography experiment
      • 10.7.2 CRC Murphy Murri style
      • 10.7.3 CRC 101, Intro to CRC and packing a poor man’s CRC
      • 10.7.4 ADSORBENT CLAYS, THEIR DISTRIBUTION, PROPERTIES PRODUCTION, AND USES
      • 10.7.5 Multicomponent Adsorption of Volatile Organic Compounds in the Liquid Phase: Predictive, Engineering Models, Molecular Simulations and Experiments.
      • 10.7.6 Opalene Silica Grandular Absorbent by Erich Berkovitz
    • 10.8 Short Path
      • 10.8.1 Introduction to Short Path Distillation, by Erich Berkovitz
    • 10.9 THC-a Diamond Mining General Overview
      • 10.9.1 Diamond Mining by Erich Berkovitz
    • 10.10 Alkanes and Alkane alcohols as solvents
    • 10.11 Isolation of D9-THC from Hemp and analytical aspects
    • 10.12 Sustainable Production of Cannabinoids with Supercritical Carbon Dioxide Technologies
    • 10.13 Rate of THC Decomposition to CBN, et al
    • 10.14 Plant Waxes
    • 10.15 Identifying cannabis strains by terpene profile
    • 10.16 What are Anthocyanins
    • 10.17 Phytocanabinoids: a Unified Critical Inventory,
    • 10.18 Carbon Scrubbing & Diatomaceous Earth (DE) Filtering, by Ichiban Crafters
    • 10.19 190 Proof Ethanol from scratch
  • 11. Commercial Processes
  • 12. Extraction Booth and Ventilation
    • 12.1 Extraction Booth and Ventilation System Design
  • 13. Certification
    • 13.1 Certification
  • 14. Resources
    • 14.0 Resources
  • 15. DIY Equipment
    • 15.1 The History of the Terpenator According to Gospel
    • 15.2 Lil Terp
    • 15.3 Heat exchangers
      • 15.3.1 Ethanol recovery heat exchanger
      • 15.3.2 Counter flow heat exchangers
      • 15.3.3 Tri Coil Heat Exchanger Design
    • 15.4 The Evapanator DIY Rotary Thin Film Evaporator
    • 15.5 The DIY Rotary Evaporator by Siskiyou Sam
    • 15.6 ASME Pressure pots
    • 15.7 Pot still
    • 15.8 Ethanol fractionating still
      • 15.8.1 Refluxing columns for producing 190 proof Ethanol
    • 15.9 Sanitary Clamp Pressure Ratings
    • 15.10 DIY Seed Separator
    • 15.11 Convert EXT-420 to selectable single or double stage operation
    • 15.12 Refurbishing a used Napco Vacuum Oven and Controls
    • 15.13 Ethanol Subzero
    • 15.14 DIY Vacuum chamber
    • 15.15 Distilling and Polishing LPG
    • 15.16 Plant turnover and dipping fixture
    • 15.17 Induction heated nails
    • 15.18 Electric nails
    • 15.19 Tumbling
    • 15.20 The Grinning Reaper
    • 15.21 How to make DIY Dry sieving frames
    • 15.22 Material choice for extractor systems
    • 15.23 Mk VIII Inline Dewaxing
    • 15.24 DIY SCFE CO2
    • 15.25 Hot vapor assist
    • 15.26 Acoustical Extraction
    • 15.27 Automating the Extraction Process
    • 15.28 Extractor Column Design
    • 15.29 Remediating spent BHO extraction material for residual solvent
    • 15.30 Behold the Mk III Evolution and ancillaries
    • 15.31 Let’s discuss universal pump laws!
    • 15.32 Cannabis Extraction Thermodynamics 101
  • 16. Commercial Equipment
    • 16.1 Producers columns
      • 16.1.1 ABM Equipment bulk cannabis drying system
      • 16.1.2 Lab Baths – the Good, the Bad, the Ugly
      • 16.1.3 DIRTY PURGE – Contamination Threats In Vacuum Purging
    • 16.2 Equipment tests
      • 16.2.1 Extract Craft Source Turbo
      • 16.2.2 Testing D Gold’s ISO-3
      • 16.2.3 HMI Titanium Skillet
      • 16.2.4 Evaluation of Heidolph Instruments Hei-VAP Precision ML G3
      • 16.2.5 Testing the CAT Scientific MCX-66 Stirring Hotplate
      • 16.2.6 Testing the Extract Craft EtOH Pro
      • 16.2.7 Field testing the Medxtract Essential
    • 16.3 Plant tours
      • 16.3.1 Subzero Scientific
  • 17.0 Used facilities and equipment for sale:
    • 17.1 An $8M industrial-scale, USDA-Certified CBD/THC distillate-making facility for $3.75M.
    • 17.2 Miscellaneous Processing Equipment
    • 17.3 More misc equipment from Sam
    • 17.4 More from Sam
    • 17.5 New stuff from Sam
    • 17.7 New stuff from Sam
    • 17.8 More goodies from Sam
    • 17.8 Used flash chromatography unit from Subzero Scientific
  • 18.0 The vacuum cooking and aluminum bead sous vide test sled
    • 18.0.1 The Vacuum Cooking and Aluminum Bead Sous Vide Test Sled, Chapter 2
    • 18.1 Sous Vide cooking with aluminum beads
      • 18.1.1 Aluminum Bead Crème Brulee Sous Vide
      • 18.1.2 Egg Bites
    • 18.3 Produce food concentrates extracting and boiling at low temperatures under vacuum
      • 18.3.1 Test 13 F-Extracting wild blackberry concentrates from spent pulp

Category: 9.4.14 Active Closed Loop

  • Home
  • Archive
  • 9.4 Extraction
  • 9. DIY CannaMed Production
  • 9.4.14 Active Closed Loop
  • 9.4.14 Active Closed Loop

9.4.14.3 The History of BHO

Posted on January 10, 2023March 21, 2023 6 mins

Success has many fathers, but failure is most often a bastard child.  Lawrd knows who first conceived it, but who was the first to publish […]

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  • 9.4.14 Active Closed Loop

9.4.14.2 Unloading Columns With Air

Posted on January 10, 2023April 5, 2023 1 min

Unloading columns can be tedious and we experimented with various methods ranging from an auger and battery operated electric drill, but loved this one the […]

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  • 9.4.14 Active Closed Loop

9.4.14.1 Vapor boost for cold injections

Posted on January 10, 2023April 5, 2023 3 mins

As the temperature of LPG drops, so does its pressure.  The Engineering Tool Box offers a handy reference showing the pressure of different mixes at […]

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